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4 votes
PLS!!!! HELP ME!!!! I WILL MARK YOU!!!!

PLS!!!! HELP ME!!!! I WILL MARK YOU!!!!-example-1
User Ivan Chau
by
5.3k points

1 Answer

5 votes
B and E

Explanation:
B is the coarse focus and E is the fine focus.

i found a picture that may help you
PLS!!!! HELP ME!!!! I WILL MARK YOU!!!!-example-1
User Oleksandr Oliynyk
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4.9k points