Newport Corporation | Optical Filters | Dichroic-Filters

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Home > Products > Optical Filters > Dichroic Filters > Heat Control Filters

Heat Control Filters

Cold mirrors reflect visible light and transmit near-IR heat at 45°
Available in 25.4 mm diameter and 50.8 mm square sizes.

Product Description Product Detail Specifications Catalog PDF

Product Description

Our hot mirrors are heat-reflecting mirrors/filters designed to transmit visible wavelengths while reflecting near-infrared heat generating wavelengths. Our cold mirrors are heat-transmitting mirrors/filters designed to reflect visible wavelengths while transmitting near-infrared wavelengths. These filters can be used to remove heat from an optical system.

Coatings

Type	Wavelength	Reflectivity & Transmission	Angle of Incidence
Hot Mirror	200–390 nm 420–690 nm 725–1550 nm	T_avg£1.0% T_avg³85% R_avg³90 %	0° ±15°
Cold Mirror	400–700 nm 780–1250 nm 850–2500 nm	R_avg³95 % T_avg³85% T_avg³80%	45° ±5°

Ordering Information

Quantity	Model	Description	Price
	10HMR-0	Heat Control Filter, 25.4 Dia, 0° Hot Mirror
	20HMS-0	Heat Control Filter, 50.8 x 50.8mm, 0° Hot Mirror
	10CMR-45	Heat Control Filter, 25.4 Dia, 45° Cold Mirror
	20CMS-45	Heat Control Filter, 50.8 x 50.8mm, 45° Cold Mirror

Founded in 1969, Newport is a pioneering single-source solutions provider of laser and photonics components to the leaders in scientific research, life and health sciences, microelectronics, industrial manufacturing, and homeland security markets.