GIA Diamonds and Diamond Grading:
Assignment 9 Questions and Answers
What does chromatic aberration cause?
A. Color correction
B. Black and white field of view
C. Rainbow effect at edges of lens
D. Bending of lines in field of view - Answer-C. Rainbow effect at edges of lens
What type of characteristic is in focus while the surface is out of focus?
A. Inclusion
B. Blemish
C. Scratch
D. Nick - Answer-A. Inclusion
What type of loupe has been corrected for color distortion and linear distortion?
A. Quadruplet
B. Doublet
C. Singlet
Assignment 9 Questions and Answers
What does chromatic aberration cause?
A. Color correction
B. Black and white field of view
C. Rainbow effect at edges of lens
D. Bending of lines in field of view - Answer-C. Rainbow effect at edges of lens
What type of characteristic is in focus while the surface is out of focus?
A. Inclusion
B. Blemish
C. Scratch
D. Nick - Answer-A. Inclusion
What type of loupe has been corrected for color distortion and linear distortion?
A. Quadruplet
B. Doublet
C. Singlet