A set of three primary and three secondary colour acetate filters; mounted in plastic frames (50mm x 50mm).
Suitable for use in optical boxes etc. While not suitable for photographic work; the acetate film is more robust than gelatine for general use.
The set includes:
- Primary filters: red; blue and dark green.
- Secondary filters: magenta; yellow and peacock- blue.
Visible Spectrum Data (Wavelengths):
- Red: 61 - 750nm
- Orange: 590 - 61nm
- Yellow: 570 - 590nm
- Green: 495 - 570nm
- Blue: 450 - 495nm
- Indigo: 41 - 450nm
- Violet: 380 - 450nm