How to photograph historical objects the proper way?
A. We have to strict the colors control of cultural relics
B. we need to higher the f/ number, to get a large depth of field
C. we need a clean background
D. we need to lower the f/ number, to get a shallow depth of field
When photograph historical objects, photographers need to choose the focal length ______ to avoid distortion images.
A. 16mm
B. 35mm
C. 50mm
D. 50mm
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