SCHOTT Longpass Filters
Stock Schott Longpass FiltersA longpass (LP) Filter is a coloured glass filter that attenuates shorter wavelengths and transmits (passes) longer wavelengths over the active range of the target spectrum (ultraviolet, visible, or infrared).
Aband-pass filter passes frequencieswithin a certain range and rejects (attenuates) frequencies outside that range.
We hold stock of raw Schott filter material and can quote for custom sizes
MATERIAL:
SCHOTT ®Filter Glass
SURFACE QUALITY:
Ø12.5mm≤ 3 fringes
DIAMETER TOLERANCE:
+0.0 / -0.2mm
SURFACE QUALITY:
Ø25.0mm≤ 5 fringes
SQUARE TOLERANCE:
± 0.2mm
SURFACE QUALITY:
Ø50.0mm≤ 8 fringes
THICKNESS TOLERANCE:
± 0.2mm
PARALLELISM:
≤ 3 arc minutes
SURFACE QUALITY:
60/40
EDGES:
fine ground
CUSTOM SIZES AND THICKNESSES AVAILABLE ON REQUEST
PLEASE ENQUIRE FOR CUSTOM COATINGS
MATERIAL:
SCHOTT ®Filter Glass
SURFACE QUALITY:
Ø12.5mm≤ 3 fringes
DIAMETER TOLERANCE:
+0.0 / -0.2mm
SURFACE QUALITY:
Ø25.0mm≤ 5 fringes
SQUARE TOLERANCE:
± 0.2mm
SURFACE QUALITY:
Ø50.0mm≤ 8 fringes
THICKNESS TOLERANCE:
± 0.2mm
PARALLELISM:
≤ 3 arc minutes
SURFACE QUALITY:
60/40
EDGES:
fine ground
CUSTOM SIZES AND THICKNESSES AVAILABLE ON REQUEST
PLEASE ENQUIRE FOR CUSTOM COATINGS
Visit the Galvoptics Ltd website for more information on SCHOTT Longpass Filters
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