HOYA Bandpass Filters
A HOYA ®band-pass filter passes frequencieswithin a certain range and rejects (attenuates) frequencies outside that rangeHoya ® Bandpass optical glass filters made from Hoya® colour glass have a specific transmission band surrounded by blocking bands either side that only allow the required section of the spectrum to pass
Hoya ® Bandpass filter range includes B-370, B-380, B-390, B-410, B-430, B-440, B-460, B-480, G-530, G-533, G-545, G-550, U-330, U-340, U-350, U-360
Stock Hoya filters are available in the sizes below and can be cut to custom sizes if required. We hold stock of raw Hoya materials and can quote for custom sizes and production quantities
MATERIAL:
HOYA ®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
Raw Material is held in stock - Custom sizes available
Stock Hoya filters are available in the sizes below and can be cut to custom sizes if required. We hold stock of raw Hoya materials and can quote for custom sizes and production quantities
MATERIAL:
HOYA ®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
Raw Material is held in stock - Custom sizes available
Visit the Galvoptics Ltd website for more information on HOYA Bandpass Filters