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Mirror Lockup is an option in DSLRs that allows the mirror to be retracted prior to a photo, giving much quieter operation and reduced vibration.

4 votes
1 answer
534 views

Does mirror lock-up drain the battery?

When using the mirror lock-up mode or Nikon’s exposure delay mode, is it true that keeping the mirror raised for some time requires more battery power? Is the mirror flipping mechanism continuously us …
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