UPMSP Vocational Colour Photography Practice Questions - Uttar Pradesh UPMSP Intermediate (Class 12) Vocational Colour Photography - Code 212 Exam

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How does increasing the focal length of a lens affect Depth of Field (DOF) when aperture and subject distance remain constant?

Longer focal lengths yield a shallower (narrower) depth of field Longer focal lengths yield a deeper (broader) depth of field Focal length has zero mathematical impact on depth of field Longer focal lengths increase background sharpness to infinity

Correct Answer:

Longer focal lengths yield a shallower (narrower) depth of field

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