Buying Hot Mirrors

Hot mirrors reflect infrared light while transmitting visible light. They can be used to reduce the heat load on an optical system caused by infrared light from a lamp, for example, in a projector. This helps in managing thermal effects and improving system performance.
Making Good Purchase Decisions
As the most professional photonics purchasing portal, RP Photonics helps you to not only to find all relevant suppliers (not limited to our advertisers), but also to make good purchasing decisions.
NEW: Structured Decision Process
Purchasing involves a lot of responsibility. We recommend that you apply best practice by using the following structured process: Go through the following expandable sections, complete the form and finally come to a purchase decision. You can then print that to a PDF for documenting the process.
Our article on best practices for purchasing and another one explaining this tool give you valuable insights.
Suppliers for Hot Mirrors
25 suppliers for hot mirrors are listed in the RP Photonics Buyer's Guide, out of which 5 present their product descriptions. Both manufacturers and distributors can be registered.
Suppliers with Advertising Package
presenting their product descriptions
![]() Your problem is our challenge – flexibility is our standard! Artifex Engineering GmbH & Co KGDortmunder Str. 16–18 26723 Emden Germany | ![]() Artifex Engineering offers custom hot mirrors tailored to your requirements for shape, coating and other specifications. Visit our product page for more information. We look forward to your inquiry. Product-specific web page |
![]() Your Custom Optics Expert Shanghai Optics Inc.425 Main St Suite 2E Metuchen, NJ 08840 United States |
Hot and cold mirrors are both specialized dielectric mirrors which are used for heat control; to filter unwanted energy from a light source. A cold mirror will reflect 90% of the visible light spectrum while efficiently transmitting (and thus removing from the site of interest) infrared wavelengths. A hot mirror will reflect 90% of infrared and near infrared light, and transmit a large portion of visible light (up to 80%). Shanghai Optics can manufacture custom hot and cold mirrors for any angle of incidence desired, from 0 to 45°. Product-specific web page |
![]() The Future Depends on Optics Edmund Optics101 East Gloucester Pike Barrington, NJ 08007 United States See us at OPIE 25 in Pacifico Yokohama, Japan, April 23–25 (booth F-32), SPIE Defense + Commercial Sensing in Orlando (FL), USA, April 13–17 (booth 917), CLEO 25 in Long Beach (CA), USA, May 4–9 (booth 317), Automate 25 in Detroit (MI), USA, May 12–15 (booth 4400), SPS Italia in Parma, Italy, May 13–15 (hall 5, booth 055) and DPG-Frühjahrstagung der Sektion kondensierte Materie in Regensburg, Germany, March 18–20 (booth 25)! | ![]() Edmund Optics offers various specialty mirrors, including hot mirrors which reflect 90% of NIR and IR light. We also have extended hot mirrors with improved NIR reflectance and high performance versions with an optimized multi-layer dielectric coating. Product-specific web page |
![]() Bringing quality into focus Knight Optical (USA) LLC1130 Ten Rod Road Suite D102 North Kingstown Rhode Island 02852 United States | ![]() Knight Optical can provide hot mirrors from stock in 25 mm to 50 mm diameters or 25 mm × 25 mm to 100 mm × 100 mm squares, however these can be cut to custom dimensions with a quick turnaround. Hot mirrors reflect IR whilst transmitting visible light. These mirrors are an alternative to our KG1 heat filters which absorbs the infrared light rather than reflecting it. Product-specific web page |
![]() 1100 US-22 North Plainfield, NJ 07060 United States |
Dielectric mirrors, such as hot and cold mirrors, are specifically designed to regulate heat by filtering out undesired energy from a light source. Cold mirrors are capable of reflecting 90% of visible light spectrum and effectively transmitting infrared wavelengths, thereby removing them from the area of interest. On the other hand, hot mirrors can reflect 90% of infrared and near-infrared light while transmitting a significant portion of visible light (up to 80%). Avantier has the capability to produce tailor-made hot and cold mirrors for any angle of incidence, ranging from 0 to 45°. Product-specific web page |
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Other Suppliers
Abrisa Technologies United States |
Alien Photonics Lithuania |
Andover Corporation United States |
Coursen Coating Labs, Inc. United States |
Crystran Limited United Kingdom |
Dynasil United States |
GiAi photonics Co., Ltd China |
He Rui Optics Co., Ltd. China |
Hyperion Optics China |
Newport Corporation United States |
Präzisions Glas & Optik GmbH Germany |
Precision Glass & Optics PG&O United States |
Reynard Corporation United States |
Solaris Optics S.A. Poland |
Surface Optics Corporation United States |
Tower Optical Corporation United States |
UQG Ltd. The Norman Industrial Estate United Kingdom |
VisiMax Technologies, Inc. United States |
WLoptical Co., Ltd. China |
Yutai Optics China |