Digital Radiography Flashcards
0
Q
Most common device?
A
Charge coupled device
1
Q
Three types of direct sensor technologies
A
Charge coupled device CCD
Complementary metal oxide semiconductor/active pixel sensor CMOS/APS
Charge injection device CID
2
Q
CCD size
A
640x480 pixels=307,200
3
Q
Technique preferred
A
Paralleling.
4
Q
Gray scale resolution
A
Digital uses up to 256 shades of gray compared to 16 to 25 on conventional film
