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Results 1 - 2 of 2 for Pigmented gelatin
  • What is an Absorptive Filter?
    Article - 12 Jun 2013
    Absorptive filters are essentially glass filters that are dyed or pigmented gelatin resins. Like any other filter, absorptive filters allow light of certain wavelengths to pass through. These are...
  • Optical Filters – What is an Optical Filter and What Does it Do?
    Article - 26 Dec 2007
    Filters are manufactured into a number of shapes and sizes. Filters can be used to pass or eliminate bands of wavelength ranging from hundreds of nanometers in size down to a single wavelength.

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