Forum Discussion
vermilye
Apr 05, 2015Explorer
Another solution for warming the light used for "painting" with an LED source is to put a piece of color correction filter in front of the flashlight. Rosco sells a Color Correction Kit if you want to experiment, or for less, buy a single sheet of Roscolux #3411. Comes in a 20" X 22" sheet of flexible, high temperature plastic for about $8.00, and converts a 5500°K source to around 3200°K.
If you go to a theatrical supply to buy a sheet, ask for a "Swatchbook". The small ones (1.75" X 3.25") are usually free, while a more useful larger (3" X 6") version will cost you around $25.00. In either case, each contains hundreds of colors. While not optically pure (I wouldn't use Roscolux as a camera filter) they are useful on flash units or light sources for making color corrections or effects.
They also make "Frosts" which make excellent diffusion filters - I've used them to soften the harsh light from some of the LED conversion lamps in my trailer, and they are great for changing a point source light source into a softer, less shadow producing light for macro photography.
If you go to a theatrical supply to buy a sheet, ask for a "Swatchbook". The small ones (1.75" X 3.25") are usually free, while a more useful larger (3" X 6") version will cost you around $25.00. In either case, each contains hundreds of colors. While not optically pure (I wouldn't use Roscolux as a camera filter) they are useful on flash units or light sources for making color corrections or effects.
They also make "Frosts" which make excellent diffusion filters - I've used them to soften the harsh light from some of the LED conversion lamps in my trailer, and they are great for changing a point source light source into a softer, less shadow producing light for macro photography.
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