To assist radiographic facilities, physician readers, governmental agencies, and other interested organizations in assuring that the recognition and classification of pneumoconiosis using digitally-acquired chest radiographs is at least as safe and effective as traditional film screen radiography, NIOSH has prepared Guidelines, based upon accepted contemporary professional … P. B. Kachchh, Gujarat, A-18, Jai Balaji, Dombivli West, Dombivli East, Thane - 421202, Dist. Loading Preview. Proven performance ensures reliable, consistent rugged behavior. C56/1 TTC Industrial Area, Turbhe, MIDC, Turbhe, Navi Mumbai - 400705, Dist. The documentation must be attested to by the employer or client for whom the teaching was performed. 223 Linghi Chetty Street, George Town, Chennai - 600001, Dist. High Capacity Cooling Fan, Dimension: [L]490mm X [W]110mm X [H]190mm, Bibvewadi, Pune Radiography Testing Presentation 1. 4781, Hauz Qazi, Chawri Bazar, Delhi - 110006, Delhi, 707, B Wing, Shree Sai Raj Park Rajaji Path Rod, Dombivali East, Thane - 421201, Dist. FIRST FLOOR,Old No 66 A, New no 111,MKN ROAD,,GUINDY, MKN Road, Guindy, Chennai - 600032, Dist. Numex calculates the number of exposures and other relevant radiographic parameters subject to the applicable code. Copyright © 1996-2021 IndiaMART InterMESH Ltd. All rights reserved. Developed by Rudarmel Enterprises, Inc. Heavy Aluminum Heat Sink, Waghodiya Road, Vadodara NDT systems for radiographic testing (RT), computed radiography scanner, digital direct radiography detectors, software, X-ray film processors and green chemicals. Old No. On a radiograph it looks similar to a lack of penetration but the line has irregular edges and it is often quite wide in the center of the weld image. Thane, Maharashtra, Old No. After you have chosen a class you would like to attend, please select the register the button at the bottom of the page to proceed with course registration. 7, Ganesh Vihar Society, Near Canara Bank Backside Of Monginis Cake Shop, Bibwewadi, Bibvewadi, Pune - 411037, Dist. C56/1 TTC Industrial Area, Turbhe, MIDC, Turbhe, Navi Mumbai - 400705, Dist. With these software modules, you can unleash all functionality on your multipurpose Empyrean, X’Pert³ Powder or X’Pert³ MRD. 2, Plot No. Porosity is the result of gas entrapment in the solidifying metal. The arc does not melt the base metal sufficiently and causes the slightly molten puddle to flow into the base material without bonding. Skip navigation. 4/19 Keela street, MT Puram, Tirunelveli - 627004, Dist. Thank You. No. Chennai, Tamil Nadu, Mumbai Slag inclusions are nonmetallic solid material entrapped in weld metal or between weld and base metal. Chennai, Tamil Nadu, Ernakulam Road, Thodupuzha - 685584, Dist. Chennai, Tamil Nadu, No. 4/15, New No. XRD2DScan offers easy conversion of 2D datasets to 1D traces for further analysis. The following discontinuities are typical of all types of welding. All of these steps make use of the radiographer's visual acuity. Agfa Radiographic Film Agfa’s renowned product quality leads the industry in superior image quality. No. Online registration by Cvent. 32, ULWE, Raigad, Ulwe, Navi Mumbai - 400705, Dist. No. Ernakulam, Kerala A-401, Shiv Chamber, Plot No. Contents: information and illustrations that will be usefull for reference at the job site. In the radiographic image it appears as a dark irregular line offset from the centerline of the weldment. In addition to producing high quality radiographs, the radiographer must also be skilled in radiographic interpretation. 108, Old No. Idukki, Kerala, Ganapathy Nagar, Coimbatore Interpretation of radiographs takes place in three basic steps: (1) detection, (2) interpretation, and (3) evaluation. Often lumps of metal sag through the weld, creating a thick globular condition on the back of the weld. Coimbatore, Tamil Nadu, Guindy, Chennai Mumbai, Maharashtra, A-3/7, Mayapuri Industrial Area, Phase II, Mayapuri, New Delhi - 110064, Delhi, A-401, Shiv Chamber, Plot No. Computed Radiography. Vadodara, Gujarat, Ulwe, Navi Mumbai, Dist. Mumbai, Maharashtra, ₹ 2,000/ maximum 500 films perdayGet Latest Price, Coimbatore This 5 day course will provide the theoretical and practical knowledge required for sound decision-making when interpreting radiographs to accepted codes and standards. 1106, Kochi - 682011, Dist. X-Tek Industrial 450 kV broad focus system 3. The TIG method of welding produces a clean homogeneous weld which when radiographed is easily interpreted. Login. 108, Sardar Patel Colony, Naranpura, Ahmedabad - 380013, Dist. A visual inspection will easily determine if the weld reinforcement is in excess of that specified by the engineering requirements. No. Thane, Maharashtra, Sector 9/C, Gandhidham, Dist. External or crown undercut is an erosion of the base metal next to the crown of the weld. This is the result of gas attempting to escape while the metal is still in a liquid state and is called wormhole porosity. Thane, Maharashtra, MT Puram, Tirunelveli Plot No. Plot 22H, 224 Nesbit Compound, Nesbit Road Mazagaon, Mumbai 400010, Mazgaon, Mumbai - 400003, Dist. All porosity is a void in the material and it will have a higher radiographic density than the surrounding area. Submit documented evidence of at least 4 weeks (160 hours) of teaching experience in radiographic interpretation covering the body of knowledge as described in AWS B5.15. A-3/7, Mayapuri Industrial Area, Phase II, Mayapuri, New Delhi - 110064, Delhi, Navi Mumbai, Dist. 210 & 211, Turbhe Industrial Park, Plot No. 32, ULWE, Raigad, Ulwe, Navi Mumbai - 400705, Dist. Ganesapuram, Coimbatore - 641107, Dist. Thane, Maharashtra, G 21, 2nd Main Road, Ambattur Industrial Estate, Ambattur, Chennai - 600058, Dist. Hyderabad, Telangana, Office No. If improper welding procedures are used, tungsten may be entrapped in the weld. 40/B, Phase Il, IDA Cherlapally, Hyderabad - 500051, Dist. Welding Inspection. Plot No. The appearance on a radiograph is a dark area with well-defined, straight edges that follows the land or root face down the center of the weldment. ... All sales are final on software and multimedia products. A-6, Lakulesh Amidhara Society, Waghodia Road, Opp - Vrundavan Bus Stop, Vadodara - 390019, Dist. 2020 - Radiography Film Interpretation. The specific knowledge is based on minimum necessary theoretical background followed by number of exercises, which helps the candidate to gain confidence when working with standards and procedures and assure the correct approach and assessment to … Sometimes, porosity is elongated and may appear to have a tail. Internal concavity or suck back is a condition where the weld metal has contracted as it cools and has been drawn up into the root of the weld. 1. GALA NO A/4, 2, KIRAN INDUSTRIAL ESTATE, M G ROAD, GOREGAON WEST MUMBAI, Mumbai Suburban, Mumbai - 400104, Dist. E1815 Test Method for Classification of Film Systems for Industrial Radiography. Contents: the theory and practice of X-ray interpretation for industrial purposes, advantages and disadvantages of using X-ray, radiation and high voltage safety, and many radiographs. Oxide inclusions are usually visible on the surface of material being welded (especially aluminum). 2020 - Radiography Film Interpretation. Vadodara, Gujarat, 202/203, Rashmi Plaza, Above Jumboking, Vasai East, Thane - 401208, Dist. I am A QA/QC Engineer, I have Attended many training courses for RTFI time to time for Refreshment and from all my experience now i could say that this was the perfect course which i had received in my 15 years industrial experience. Tirunelveli, Tamil Nadu, Usage/Application: Industrial x Ray Viewer, Ahmedabad Manufacturer of industrial X-ray inspection systems for non-destructive testing (NDT), computed radiography scanners, digital detector arrays, X-ray imaging software, automatic film processor and X-ray chemicals. Listings in Refurbished Systems, Film Processors and Radiography Software Showing 10 of 61 results List Relevancy Distance Alphabetical Popular Refine Products. 40/B, Phase Il, IDA Cherlapally, Hyderabad - 500051, Dist. Coimbatore, Tamil Nadu, Kochi, Dist. Pune, Maharashtra, Delhi By mani kandan. Pune, Maharashtra, Usage/Application: Radiography RT Film Viewer, Model Name/Number: Radiograhic Film Viewer IEA -2, IEA - 3, IEA 4, Features: Power Consumption 70w Approx. 2. Review of normal chest x-ray Administrative Initial survey Introduction 2 3. Review of normal chest x-ray A systematic approach to film review is most important skill to develop major areas of should be viewed in a sequential order 3 4. The following discontinuities are unique to the TIG welding process. Offset or mismatch are terms associated with a condition where two pieces being welded together are not properly aligned. Ahmedabad, Gujarat, A-6, Lakulesh Amidhara Society, Waghodia Road, Opp - Vrundavan Bus Stop, Vadodara - 390019, Dist. Tungsten is a brittle and inherently dense material used in the electrode in tungsten inert gas welding. Ernakulam Previously with conventional film‐screen radiography, reject analysis was undertaken manually by collecting, sorting and then analysing the physical films. Ernakulam, Kerala, Popular Radiographic Film Viewer Products, Tell us what you need, and we’ll help you get quotes, Our company has set benchmark by offering Radiographic Film Viewer to clients. All of these steps make use of the radiographer's visual acuity. 103, Chitrakoot, Chaturshrungi Road, Shivajinagar, Pune - 411016, Dist. The Best Radiographic Film Interpretation Course in Asian Region. E1817 Practice for Controlling Quality of Radiological Examination by Using Representative Quality Indicators (RQIs) E2007 Guide for Computed Radiography. This course picks up where the Radiographic Testing course ends. We offer an optional Audit Trail module for regulated environments. No. The radiographic image shows a noticeable difference in density between the two pieces. Cracks will appear as jagged and often very faint irregular lines. The moisture turns into a gas when heated and becomes trapped in the weld during the welding process. Radiographic Testing (RT) is one of the most fundamental volumetric-testing methods performed in industry and radiography NDT. Inadequate weld reinforcement is an area of a weld where the thickness of weld metal deposited is less than the thickness of the base material. 254, Srinivasa Nagar, Kapra, ECIL Post Near Holy Mother EM School, Kapra, Hyderabad - 500062, Dist. Film radiography, which utilises either X-ray or gamma radiation generated from a tube or from an isotope of Iridium-192, Selenium-75 or Cobalt-60, has been the most widely used application for volumetric inspections. 1. Chennai, Tamil Nadu, Mazgaon, Mumbai No. 21, Sector 11, CBD Belapur, Navi Mumbai - 400614, Dist. 1106, Kochi - 682011, Dist. LED Radiography Viewer ACCU-1000 for Veterinary Purpose, Ozone Radiographic Film Viewer, Model: 4'' X 12'', Rectangular Radiography RT Film Viewer, Radiographic Viewer, Epoxy Coating INDUSTRIAL FILM VIEWER, For Laboratory, Rectangular Std Radiography Film Viewers, Capacity: 10, Radiographic Film Interpretation - Viewers, Magnafield Electronics & Engineering Private Limited, Magnafield Grade: Standard Casting Led Rt Viewer, Model: Mf-led-cs, Mild Steel Radiographic Testing Equipment, Model Name/Number: MF-LED-16, Magnafield Eepl Radiography Led X Ray Film Viewers, Ozone Rectangular Radiographic Film Viewer, MS BODY Rectangular Industrial Radiography Film Viewer, Borosilicate Glass Rectangular RADIOGRAPHY FILM VIEWVER, Blue High Intensity Radiography Film Viewer, Mild Steel Rectangular Industrial High Intensity Film Viewer, Epoxy Coating Industrial Film Viewer, For Laboratory. Ahmedabad, Gujarat, No. We will review and answer your question shortly. Inspection quality and personnel skills will benefit from this development. Vadodara, Gujarat, Usage/Application: For film interpretation, Vasai East, Thane X-Tek 225kV micro-focus CT system 103, Chitrakoot, Chaturshrungi Road, Shivajinagar, Pune - 411016, Dist. Excess weld reinforcement is an area of a weld that has weld metal added in excess of that specified by engineering drawings and codes. Dombivali East, Thane Candidates are working to real radiographic interpretation specifications based on EN ISO standards (including the acceptance criteria). 223 Linghi Chetty Street, George Town, Chennai - 600001, Dist. Proper collimation of the x-ray beam cannot be replaced by use of the imaging cropping tool available on most of the software systems used to produce digital images. 21, Sector 11, CBD Belapur, Navi Mumbai - 400614, Dist. Hyderabad, Telangana, Shivajinagar, Pune 4-A, Shayona Center, Ground Floor, Near Memco Cross Road, D Colony, Ahmedabad - 380025, Dist. Burn-Through results when too much heat causes excessive weld metal to penetrate the weld zone. 4781, Hauz Qazi, Chawri Bazar, Delhi - 110006, Delhi. Thane G 21, 2nd Main Road, Ambattur Industrial Estate, Ambattur, Chennai - 600058, Dist. Appearance on radiograph: usually appears as a dark line or lines oriented in the direction of the weld seam along the weld preparation or joining area. Kachchh, Gujarat, Dombivli East, Thane 2, Plot No. Usage/Application: viewing any thin film sheet in industries or in any research laboratories. 1106, Kochi - 682011, Dist. Thane, Maharashtra, Input voltages: 220V 50 Hz/60 Hz Power 72 W, George Town, Chennai Gala No. 132/1, V. G. Rao Nagar, Ganapathy Post, Ganapathy Nagar, Coimbatore - 641006, Dist. This technology is widely used to ascertain material integrity of welds, castings, piping, machined parts, pressure vessels and other objects. Turbhe, Navi Mumbai, Dist. 1, 2nd Floor, New No. The following discontinuities are most commonly found in GMAW welds. Online registration by Cvent. 1, 2nd Floor, New No. Undercutting is not as straight edged as LOP because it does not follow a ground edge. These interruptions may occur in the base metal, weld material or "heat affected" zones. Cluster porosity is caused when flux coated electrodes are contaminated with moisture. E1742 Practice for Radiographic Examination. 254, Srinivasa Nagar, Kapra, ECIL Post Near Holy Mother EM School, Kapra, Hyderabad - 500062, Dist. Inspection of Welding Defects by Radiography Examination (RT)Source : API 577 Ernakulam Road, Thodupuzha - 685584, Dist. Radiograph Interpretation - Welds. 4-A, Shayona Center, Ground Floor, Near Memco Cross Road, D Colony, Ahmedabad - 380025, Dist. Laboratory-based X-ray capability ranges from 10 to 320kV CP units and our gamma bay is equipped with an iridium source. Thane, Maharashtra, No. Real-time radiography (RTR), or real-time radioscopy, is a nondestructive test (NDT) method whereby an image is produced electronically, rather than on film, so that very little lag time occurs between the item being exposed to radiation and the resulting image. Chennai, Tamil Nadu, Thodupuzha, Dist. Tungsten inclusions. Thane TWI has the following digital radiography equipment with computed tomography capability to cater for industrial needs. 90, Yogeshwar Complex, Sector 9/C, Gandhidham - 370201, Dist. The appearance on a radiograph is a localized, lighter area in the weld. Mumbai, Maharashtra, Ganesapuram, Coimbatore - 641107, Dist. Support +49 7142 993810. info@duerr-ndt.com . Cracks can be detected in a radiograph only when they are propagating in a direction that produces a change in thickness that is parallel to the x-ray beam. Idukki These globs of metal are referred to as icicles. It is one of the most objectionable weld discontinuities. You first have to take lessons, then you pass your test and only then do you really start to learn to drive and eventually after lots and lots of … No. Thane, Maharashtra, Nominal Operating Voltage: 220 V AC 50 Hz, Hyderabad Thane, Maharashtra, Kapra, Hyderabad Kachchh No. Diagnostic Radiographs Basic CXR Interpretation Marc Imhotep Cray, M.D. On a radiograph they appear as light, "wire like" indications. The Hellier Course schedule is listed below. Shop No. Coimbatore, Tamil Nadu, P. B. Pune, Maharashtra, No. Vadodara, Gujarat, S-1, JEMS Corner, Plot No. Radiographic Interpretation Radiographic Interpretation Radiographs of Welds Radiographs of Welds. Radiographic Film Interpretation of Weldments Training Program:Student Program. Cold lap is a condition where the weld filler metal does not properly fuse with the base metal or the previous weld pass material (interpass cold lap). Radiographically, tungsten is more dense than aluminum or steel, therefore it shows up as a lighter area with a distinct outline on the radiograph. 71, First Floor, Appar Street, T. V. Nagar, Mogappair, Chennai - 600040, Dist. Thane, Maharashtra, Plot No. Real-time Radiography. To standardise interpretation of the codes, the Numex software package was developed. These discontinuities occur in most metals welded by the process, including aluminum and stainless steels. 71, First Floor, Appar Street, T. V. Nagar, Mogappair, Chennai - 600040, Dist. The following material was developed to help students develop an understanding of the types of defects found in weldments and how they appear in a radiograph. 1. The AWS Radiographic Interpreter Certification assures employers and practitioners alike that the principles of radiographic interpretation are reliably applied to the examination of welds. GAFchromic™ radiology, radiotherapy and industrial radiographic films, and FilmQA™ Pro software enhance patient safety and the effectiveness of a range of procedures by measuring the accuracy of therapy and diagnostic equipment, such as linacs, CyberKnife®, mammography and CT scanners. 108, Sardar Patel Colony, Naranpura, Ahmedabad - 380013, Dist. 108, Old No. Industrial Radiographic Testing (RT) makes use of X-ray or gamma radiation to create images that can show defects hidden inside the material. Seventy hands of 36 patients with established rheumatoid arthritis were included in the study. Thane Reject analysis with most DR and CR systems is now a simple, efficient process that utilises automated reject data collection and analysis software. After having acquired the knowledge and skills to safely carry out radiographic tests, this course teaches you how to interpret the resulting film after it has been developed and determine whether the test piece meets the applicable standard. Porosity can take many shapes on a radiograph but often appears as dark round or irregular spots or specks appearing singularly, in clusters, or in rows. Interpretation of radiographs takes place in three basic steps: (1) detection, (2) interpretation, and (3) evaluation. Coimbatore, Tamil Nadu, FIRST FLOOR,Old No 66 A, New no 111,MKN ROAD,,GUINDY, MKN Road, Guindy, Chennai - 600032, Dist. Visual acuity is the ability to resolve a spatial pattern in an image. Lack of penetration allows a natural stress riser from which a crack may propagate. The dark, straight line is caused by the failure of the weld metal to fuse with the land area. Multimedia training course providing training on Radiography in Welding with student feedback to reinforce learning. Office No. A-18, Jai Balaji, Dombivli West, Dombivli East, Thane - 421202, Dist. Parivar char rasta, Waghodiya Road, Vadodara - 390025, Dist. Thane, Maharashtra. 202/203, Rashmi Plaza, Above Jumboking, Vasai East, Thane - 401208, Dist. Chul Kim. No. Mumbai, Maharashtra, Mayapuri, New Delhi In addition to producing high quality radiographs, the radiographer must also be skilled in radiographic interpretation. Chennai, Tamil Nadu, Plot 22H, 224 Nesbit Compound, Nesbit Road Mazagaon, Mumbai 400010, Mazgaon, Mumbai - 400003, Dist. Discontinuities, which do not meet the requirements of the codes or specifications used to invoke and control an inspection, are referred to as defects. On a radiograph, burn-through appears as dark spots, which are often surrounded by light globular areas (icicles). Gala No. Hyderabad, Telangana, No. Radiographic Film Interpretation Ask Price Indian Society Of Radiographers Technologists Kochi, Dist. Successfully complete the current practical (film interpretation) examination. Film interpretation is like driving a car. Radiographic Film Interpretation is an important stage of Radiography and is beyond simply seeing images and identifying the discontinuities. In most instances, the x-ray beam should be collimated to ~1 cm outside the subject limits to provide optimal image quality and radiation protection for personnel. 7, Ganesh Vihar Society, Near Canara Bank Backside Of Monginis Cake Shop, Bibwewadi, Bibvewadi, Pune - 411037, Dist. It is very easy to determine by radiograph if the weld has inadequate reinforcement, because the image density in the area of suspected inadequacy will be higher (darker) than the image density of the surrounding base material. Incomplete fusion is a condition where the weld filler metal does not properly fuse with the base metal. The AWS Certified Radiographic Interpreter program certifies the ability of individuals to properly assess welding-related indications produced on radiographic film and related media. Ahmedabad, Gujarat, D Colony, Ahmedabad In the radiograph, it appears as a dark irregular line along the outside edge of the weld area. Discontinuities are interruptions in the typical structure of a material. Internal or root undercut is an erosion of the base metal next to the root of the weld. 210 & 211, Turbhe Industrial Park, Plot No. The ability of an individual to detect discontinuities in radiography is also affected by the lighting condition in the place of viewing, and the experience level for recognizing various features in the image. Thane, Maharashtra, Ambattur, Chennai Ernakulam, Kerala, Portable Industrial Led X Ray Film Viewers & Densitometers Fv 2009T, Portable 4.5X17 Inch Screen Led X Ray Film Viewers & Densitometer Fv 2010T Plus. In a radiograph, dark, jagged asymmetrical shapes within the weld or along the weld joint areas are indicative of slag inclusions. The difference in density is caused by the difference in material thickness. Each of 11 joints in every hand was evaluated regarding the foll … 4/15, New No. Re: x-ray Film Interpretation (Radiographic Testing) In Reply to Ramiz at 18:30 Jul-23-2010 (Opening). S-1, JEMS Corner, Plot No. INDTT CEO explains some important areas in the technique of correct film interpretation to do justice to job and correct interpretation … Idukki, Kerala, 132/1, V. G. Rao Nagar, Ganapathy Post, Ganapathy Nagar, Coimbatore - 641006, Dist. Presentation on Radiography Testing By Abhishek A V abhishek.agyarapu@gmail.com 2. Thane, Maharashtra, Shop No. 707, B Wing, Shree Sai Raj Park Rajaji Path Rod, Dombivali East, Thane - 421201, Dist. Industrial X-ray Interpretation This classic reference has been brought back by popular demand. Ernakulam P. B. Data Collector is the central data acquisition software toolbox for Empyrean, X’Pert³ MRD (XL) and X’Pert³ Powder. Cluster porosity appear just like regular porosity in the radiograph but the indications will be grouped close together. Whiskers are short lengths of weld electrode wire, visible on the top or bottom surface of the weld or contained within the weld. 4/19 Keela street, MT Puram, Tirunelveli - 627004, Dist. Chennai, Tamil Nadu, Mogappair, Chennai Nikon 450kV micro-focus CT system 2. This product is manufactured by our skilled professionals as per industrial standards using finest quality of raw material and with aid of contemporary techniques. Cracks can sometimes appear as "tails" on inclusions or porosity. Hyderabad, Telangana, Cooling System: 2 Nos. Tirunelveli, Tamil Nadu, No. In a prospective investigation the diagnostic accuracy of film-screen and digital radiography in rheumatoid arthritis of hands was compared. Ahmedabad, Gujarat, Usage/Application: Industrial RADIOGRAPHY USE, Opp - Vrundavan Bus Stop, Vadodara Discontinuities in Gas Metal Arc Welds (GMAW). Introduction History Present State Future Direction, Physics of Radiography Nature of Penetrating Radiation X-rays Gamma Rays Activity Decay Rate   -Carbon 14 Dating Ionization Inverse Square Law Interaction of RT/Matter Attenuation Coefficient Half-Value Layer Sources of Attenuation   -Compton Scattering Geometric Unsharpness Filters in Radiography Scatter/Radiation Control Radiation Safety, Equipment & Materials X-ray Generators Radio Isotope Sources Radiographic Film Exposure Vaults, Techniques & Calibrations Imaging Consideration Contrast Definition Radiographic Density Characteristic Curves Exposure Calculations Controlling Quality Film Processing Viewing Radiographs Radiograph Interp-Welds Radiograph Interp - Castings, Advanced Techniques Real-time Radiography Computed Tomography XRSIM. Incomplete penetration (IP) or lack of penetration (LOP) occurs when the weld metal fails to penetrate the joint. Plot No. Oxide inclusions are less dense than the surrounding material and, therefore, appear as dark irregularly shaped discontinuities in the radiograph. 90, Yogeshwar Complex, Sector 9/C, Gandhidham - 370201, Dist. Related Papers. Pune, Maharashtra, Parivar char rasta, Waghodiya Road, Vadodara - 390025, Dist. Chennai, Tamil Nadu, GALA NO A/4, 2, KIRAN INDUSTRIAL ESTATE, M G ROAD, GOREGAON WEST MUMBAI, Mumbai Suburban, Mumbai - 400104, Dist. Multimedia training course providing training on Radiography in Welding with student feedback to reinforce learning. Radiographic Film Viewer is tested on different parameters to ensure no, - Two shutters on the screen to adjust viewing area, View more Products related to Laboratory & Lab Equipment.