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Wratten 2 filters replace the industry standard Wratten gelatin filters with the same spectral perforomance. The filters listed here are band-pass 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.

Note:
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.

5 Items

Name Type Wavelength cut-on (nm) CWL (nm) Wavelength cut-off (nm) Wratten No. Length (mm) Width (mm) Thickness (mm) Colour Price Buy
440FWP7575 pdf Bandpass 414 440 480 47 75 75 0.1 Tricolour blue
US$68.81
525FWP7575 pdf Bandpass 501 525 553 61 75 75 0.1 Narrow-cut tricolour green
US$145.26
527FWP7575 pdf Bandpass 501 527 561 58 75 75 0.1 Tricolour green
US$68.81
547FWP7575 pdf Bandpass 533 547 568 99 75 75 0.1 Dark green
US$68.81
575FWP7575 pdf Bandpass 562 575 595 90 75 75 0.1 Dark amber monochromat
US$68.81
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Bandpass Wratten Colour Filters

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