Circular infrared optical mirror on a neutral background
optical-mirrors

Infrared (IR) Mirrors

A broadband infrared mirror, typically protected-gold coated, used in thermal-imaging and spectroscopy instrument optical paths.

Share requirements, quantities and a drawing if available. Specifications and supply terms require confirmation.

Overview

An IR mirror uses a broadband metallic coating — most often protected gold, which gives high reflectance from the near-IR through the far-IR — to redirect light inside thermal-imaging cameras and IR spectroscopy instruments. This is a different coating technology and a different buyer from a fiber/CO2 laser mirror: IR mirrors serve instrumentation OEMs building imaging or spectroscopy paths, not laser-machine cutting-head replacement. Procurement review should center on redirecting infrared energy with a coating selected for band, incidence angle and environment.

Key Selection Points

  • Broadband reflectance across the mid- and long-wave infrared, suited to thermal-imaging and spectroscopy paths
  • Different coating technology and buyer profile from single-wavelength laser mirrors also carried in this catalog

Applications

IR mirrors are used inside thermal-imaging cameras, FLIR-type systems and IR spectroscopy instruments to redirect the optical path with minimal reflectance loss across a broad infrared band, rather than at one fixed laser wavelength.

Technical Reference

Spectral Performance

This module explains which spectral variables must be defined before measured performance can be reviewed. For Infrared (IR) Mirrors, the module focuses on redirecting infrared energy with a coating selected for band, incidence angle and environment.

  • Review measured performance against supplier or test-lab data tied to the exact configuration.
  • Record wavelength region, angle of incidence and polarization with the measurement context.
  • Confirm transmission, reflectance and blocking requirements against approved evidence for the selected configuration.
  • Product-specific review: connect infrared band with substrate and coating family and document the trade-off against a visible broadband mirror.
RFQ Specification

Prepare a product-specific enquiry

Include the requirements you know and identify any points that need confirmation.

RFQ inputWhat to provide
Input 1Define the buyer objective for Infrared (IR) Mirrors: redirecting infrared energy with a coating selected for band, incidence angle and environment.
Input 2Optical inputs: infrared band; angle of incidence.
Input 3Geometry and interface: substrate and coating family; environment and durability.
Input 4Special review note: state spectral band, AOI, polarization, environment and whether the mirror is first-surface.
Input 5State quantity and project stage without assuming MOQ, inventory or delivery timing.
Input 6Name the drawing revision and acceptance evidence required for review.

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Frequently Asked Questions

How is an IR mirror different from a laser mirror?

An IR mirror uses a broadband metallic coating (commonly protected gold) for general infrared reflectance across thermal-imaging and spectroscopy instruments; a laser mirror uses a dielectric coating tuned to one specific laser wavelength for very high reflectivity at that line. They serve different instruments and different buyers.

Can I get a custom-shaped IR mirror from a drawing?

Share your drawing or exact dimensions through the RFQ form and we will confirm feasibility once a coating source is confirmed.

Which specification should be fixed first for Infrared (IR) Mirrors?

Begin with infrared band. It determines how angle of incidence and substrate and coating family should be evaluated before the mechanical details are finalized.

When is Infrared (IR) Mirrors a better fit than a visible broadband mirror?

Choose between them by testing the requirement for redirecting infrared energy with a coating selected for band, incidence angle and environment. If that requirement is absent, the comparison product may provide a simpler procurement path.

What should an RFQ for Infrared (IR) Mirrors include?

State spectral band, AOI, polarization, environment and whether the mirror is first-surface. Also include quantity, drawing revision and the required acceptance evidence. Final availability is confirmed during quotation.

Tell us what you are sourcing.

A product name, a specification or an application is a starting point.

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