852nm Longpass Wratten Colour Filter 75x75x0.1mmthk
|Colour||Black (Absorbs Visible Passes IR up to 2500nm)|
|Wavelength cut-off (nm)||2716|
|Wavelength cut-on (nm)||852|
Wratten 2 filters replace the industry standard Wratten gelatin filters with the same spectral perforomance. The filters listed here are longpass type Wratten 2 colour filters.
Wratten 2 filters were originally designed for use in photography but are also used in imaging applications from industrial manufacture to medical.
We offer stock Wratten 2 filters in a standard 75x75mm sheet. Custom filters may be cut to special sizes at short notice where stock is available. For more information on our stock Wratten 2 filters or to enquire about a custom quote, speak to our technical sales team.
Wavelength cut-on listed in table is transition cut-on wavelength (T=Tmax/2)
Wavelength cut-off listed in table is transition cut-off wavelength (T=Tmax/2)
Wavelength peak is centre wavelength
Cutting down to special shapes and sizes.
Mounting into ridged mounts.
Larger sizes up to 300x100mm.