Elliot Scientific dichroic filters are constructed from vacuum deposited thin films on glass substrates. The filters include additive and subtractive colours, transmitting and reflecting certain regions of the visible spectrum. They are highly transmitting, non-fading and practically absorbtion free. The additive colour filters are available in red, green and blue. The subtractive colours in yellow, magenta and cyan. Please contact us with regard to other colours or custom sizes.
