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©1990-2002 J.Paul Robinson, Purdue University
Object Resolution
•Example:
•40 x 1.3 N.A. objective at 530 nm light
 2 x NA

.00053
2 x 1.3
= 0.20 m
=
40 x 0.65 N.A. objective at 530 nm light
 2 x NA

.00053
2 x .65
= 0.405 m
=