When a single-lens camera is focused on a distant object, the lens-to-film distance is found to be 40.0 mm. To focus on an object 0.54 m in front of the lens, the film-to-lens distance should be:
A) 40.0 mm
B) 37.3 mm
C) 36.8 mm
D) 42.7 mm
E) 43.2 mm

Question

Quizplus · Accepted Answer

The Answer of When a single-lens camera is focused on a distant object, the lens-to-film distance is found to be 40.0 mm. To focus on an object 0.54 m in front of the lens, the film-to-lens distance should be:
A) 40.0 mm
B) 37.3 mm
C) 36.8 mm
D) 42.7 mm
E) 43.2 mm

When a Single-Lens Camera Is Focused on a Distant Object