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WorksheetsOpt 111 Week 8 Review
Total questions: 10
Worksheet time: 4mins
Name
Class
Date
1.
-1.00 -2.00 x 090
corrects for
corrects for
a)
CHA ATR
b)
CHA WTR
c)
CMA ATR
d)
CMA WTR
2.
The image formed by an uncorrected
hyperopic eye is
hyperopic eye is
a)
physically real
b)
virtual
c)
virtually real
d)
optically real
3.
Decreasing the thickness of a thick plus lens would have what effect?
a)
Less plus power
b)
More plus power
c)
Same plus power
d)
Fight the power!
4.
If an object is at the primary focal point, the power for that object point is the
a)
front surface power
b)
back vertex power
c)
front vertex power
d)
front surface power
5.
For back vertex power, which surface of the lens is being "downstream vergenced" in the equation?
a)
Front
b)
back
c)
neither
d)
both
6.
A contact lens is a "thick" lens because of its
a)
thickness
b)
index
c)
surface powers
d)
close distance to eye
7.
This lens shape is
a)
concave meniscus
b)
biconcave
c)
convex meniscus
d)
biconvex
8.
This man was responsible for training
a)
Darth Maul
b)
Anakin Skywalker
c)
Yoda
d)
Obi-Wan Kenobi
9.
A lens has F1 of +4,
F2 of –2, t of 2cm, and n of 1.49. The F'v should be about
F2 of –2, t of 2cm, and n of 1.49. The F'v should be about
a)
+4
b)
+2
c)
+1
d)
–2
10.
INcorrect image attribute?
a)
real
b)
inverted
c)
minified
d)
inside F'
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