Safelight

A safelight is a laboratory photographic aids. Your function displays a certain ambivalence: It illuminates a dark room, in order to avoid the damage can normally use no light. Seen in a dark room, but still it is necessary not only possible to illuminate a dark: by using a wavelength of light, do not respond to the respective light-sensitive photography materials.

This can make essentially:

Working with safelight requires habituation and a good sense of direction.

• Photo Lab Technology
• Electric lamp