Question

Why are dark rooms provided with infrared lamps instead of ordinary lamps for photography?

Answer 1

Q- Why are dark rooms provided with infrared lamps instead of ordinary lamps for photography?

A- Infrared lamps are used because they do not affect photographic film and spoil them as ordinary light would do. They, however, affect a specially treated photographic film.

Answer 2

Hey frnd☺

Here is your answer.....

Infrared lamps has larger wavelength so there
is no scattering of the light. It has also heating effect so provide some visibility when used in dark room.

Hope its help u...