Bushong Chapter 22, 23 and 24
questions with verified solutions
1. Name the tools that can be used to standardize the performance of digital
display devices. - correct answer ✔✔SMPTE, NEMA-DICOM, DIN 2001, VESA,
AAPM TG 18
SMPTE Pattern - correct answer ✔✔SMPTE Pattern: uses measurements of the
resolution of the display system
AAPM TG 18 - correct answer ✔✔AAPM TG 18: used to perform qualitative and
quantitative tests
What is SMPTE stands for ? - correct answer ✔✔SMPTE: Society of Motion
Pictures and Television Engineers
4. SMPTE can be used for evaluating - correct answer ✔✔Resolution of the display
system; deviation of luminance adjustment
5. What is AAPM TG 18 stands for? - correct answer ✔✔AAPM TG 18: American
Association of Physicist in Medicine Task Group 18
What is Geometric distortion - correct answer ✔✔Displayed image appears
geometrically different from the original image
, Geometric distortion Examples - correct answer ✔✔Pincushion and Barrel-like
distortions
Which test pattern can be used to evaluate pincushion and barrel distortions -
correct answer ✔✔TG 18 QC test pattern
What are the acceptable level of distortions - correct answer ✔✔Primary
Acceptable level: 2%
Secondary Acceptable level: 5%
What is the difference between specular reflection and diffuse reflection? -
correct answer ✔✔Specular Reflection: Reflection seen at one point
Diffuse Reflection: Reflection seen at various points
How can you minimize reflections from a display monitor? - correct answer
✔✔Anti-Reflective Coating can minimize reflections
What test pattern can be used to evaluate diffuse reflection? - correct answer
✔✔TG 18 AD pattern
What is luminance response? - correct answer ✔✔Relationship between
displayed luminance and input values of a standardized display system.
What test pattern can be used for luminance non uniformity? - correct answer
✔✔TG 18 UN or 10 AD test pattern
questions with verified solutions
1. Name the tools that can be used to standardize the performance of digital
display devices. - correct answer ✔✔SMPTE, NEMA-DICOM, DIN 2001, VESA,
AAPM TG 18
SMPTE Pattern - correct answer ✔✔SMPTE Pattern: uses measurements of the
resolution of the display system
AAPM TG 18 - correct answer ✔✔AAPM TG 18: used to perform qualitative and
quantitative tests
What is SMPTE stands for ? - correct answer ✔✔SMPTE: Society of Motion
Pictures and Television Engineers
4. SMPTE can be used for evaluating - correct answer ✔✔Resolution of the display
system; deviation of luminance adjustment
5. What is AAPM TG 18 stands for? - correct answer ✔✔AAPM TG 18: American
Association of Physicist in Medicine Task Group 18
What is Geometric distortion - correct answer ✔✔Displayed image appears
geometrically different from the original image
, Geometric distortion Examples - correct answer ✔✔Pincushion and Barrel-like
distortions
Which test pattern can be used to evaluate pincushion and barrel distortions -
correct answer ✔✔TG 18 QC test pattern
What are the acceptable level of distortions - correct answer ✔✔Primary
Acceptable level: 2%
Secondary Acceptable level: 5%
What is the difference between specular reflection and diffuse reflection? -
correct answer ✔✔Specular Reflection: Reflection seen at one point
Diffuse Reflection: Reflection seen at various points
How can you minimize reflections from a display monitor? - correct answer
✔✔Anti-Reflective Coating can minimize reflections
What test pattern can be used to evaluate diffuse reflection? - correct answer
✔✔TG 18 AD pattern
What is luminance response? - correct answer ✔✔Relationship between
displayed luminance and input values of a standardized display system.
What test pattern can be used for luminance non uniformity? - correct answer
✔✔TG 18 UN or 10 AD test pattern
