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CALIBRATION - FILTERS DIDYMIUM Calibration multiband filters – circular & rectangle	CALIBRATION FILTERS - HOLMIUM Calibration multiband filters – circular & rectangle	COLD MIRRORS O Degree Diameter 25mm Squares 50mm²	DICHROIC COLOUR FILTERS 6 Colours - Diameter 25mm Squares 50mm²
HEAT ABSORBING FILTERS Toughened filters diameter 25mm Squares 50mm²	HOT MIRRORS O Degree Diameters 5mm to 50mm Squares 5x5mm to 50mmx50mm	HOYA FILTERS - LIGHT BALANCING FILTERS (BLUE) Diameter 12.50 to 25mm Squares 50mm²	HOYA FILTERS - BLUE COLOUR GLASS Diameter 12.50 to 25mm Squares 50mm²
HOYA FILTERS - COLOUR COMPENSATING - CYAN Diameter 12.50 to 25mm Squares 50mm²	HOYA FILTERS - GREEN COLOUR GLASS Diameter 12.50 to 25mm Squares 50mm²	HOYA FILTERS - SHARP CUT ORANGE Diameter 12.50 to 25mm Squares 50mm²	HOYA FILTERS - SHARP CUT YELLOW Diameter 12.50 to 25mm Squares 50mm²
HOYA FILTERS-UV TRANSMITTING VISIBLE ABSORBING FILTERS Diameter 12.50 to 25mm Squares 50mm²	HOYA FILTERS - INFARED TRANSMITTING Various range of glass filters diameters 12.50mm to 25mm	IR CUT OFF FILTERS Diametesr 5mm to 50mm Squares 5x5mm to 50mmx50mm	MOUNTED IR FILTERS Standard screw mounts 49mm, 52mm & 58mm
NEUTRAL DENSITY FILTERS - ABSORPTIVE Diameters 12.50mm & 25mm Squares 50mm² Optical density 0.10 to 4.00 Transmission 0.01% to 79%	NEUTRAL DENSITY FILTERS - REFLECTIVE Diameters 12.50mm & 25mm Squares 50mm² Optical density 0.03 to 2.00 Transmission 1% to 93%	PHOTOPIC FILTERS Diameters 12.50mm, 25mm & 50mm	SCHOTT BANDPASS FILTERS Diameters 12.50mm & 25mm Squares 50mm²
SCHOTT LONGPASS FILTERS Diameters 12.50mm & 25mm Squares 50mm²	SCHOTT SHORTPASS FILTERS Diameters 12.50mm & 25mm Squares 50mm²	UV BLOCKING FILTERS Diameter 25mm Squares 50mm²	UV FILTER NIR BLOCKER 25mm dia & 50mm²