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Glass products

Glass products

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IR Optical Glass HWB1 HWB3 HWB4


Our products IR optical glass HWB Series are respectively equivalent to black color filter glass RG7 of Germany Schott and infrared transmitting filters RM86,90 of Japan Hoya.

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Infrared Optical Filter Glass HWB760-850


HWB760 HWB780 HWB800 HWB830 HWB850

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Heat Absorbing Filters GRB1 GRB3


Our products heat absorbing filters GRB1, GRB3 are respectively equivalent to optical filters KG2, KG3 of Germany Schott and optical glass HA50, HA30 of Japan Hoya.

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Heat Absorbing Filters GRB2


They efficiently absorb thermal radiation emitted from light sources and are highly effective when employed for slide projectors and illumination equipment.

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