Whats one main difference between an optical instrument and a laser instrument?
a. a laser in...
Advanced Placement (AP), 16.09.2019 21:00 Jharsh525
Whats one main difference between an optical instrument and a laser instrument?
a. a laser instrument doesn't have a telescope.
b. an optical instrument uses a light to indicate position.
c. use of a laser instrument requires two people
d. an optical instrument is difficult to use in bright light.
Answers: 1
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