![High Contrast IR Wire Grid Polarizers](https://productimages.edmundoptics.com/6127.jpg?w=305&quality=80)
- AR Coated for Superior Transmission
- High Heat Resistance with Low Thermal Expansion
- Feature Wide Angle of Incidence Range without Performance Loss
![Infrared (IR) Longpass Filters](https://productimages.edmundoptics.com/5360.jpg?w=305&quality=80)
- Coated on Silicon or Germanium Substrates
- Ideal for Isolating Broad Spectral Regions
- Durable, First-Surface Coatings
![Silicon (Si) Windows](https://productimages.edmundoptics.com/7515.jpg?w=305&quality=80)
![TECHSPEC® components are designed, specified, or manufactured by Edmund Optics.](/Assets/images/logo-techspec-product.gif)
- Transmission from 1.2 - 7μm
- Available Uncoated or AR Coated for 1.65 - 5μm
- Ideal for Weight Sensitive Applications
![Silicon Aspheric Lenses](https://productimages.edmundoptics.com/6412.jpg?w=305&quality=80)
![TECHSPEC® components are designed, specified, or manufactured by Edmund Optics.](/Assets/images/logo-techspec-product.gif)
- Diffraction-Limited Performance
- Low Density and Dispersion
- Ideal for Weight Sensitive IR Applications
- Available with BBAR (1650-3000nm) or Mid-Wave Infrared (3000-5000nm) AR Coatings
![Silicon Plano-Convex (PCX) Lenses](https://productimages.edmundoptics.com/5438.jpg?w=305&quality=80)
![TECHSPEC® components are designed, specified, or manufactured by Edmund Optics.](/Assets/images/logo-techspec-product.gif)
- Wavelength Range of 1.2 - 7μm
- Low Density and Dispersion
- Focal Lengths of 25 – 250mm Available
- Additional Infrared Lenses Available in Popular Substrates
![Silicon Substrate Gold Mirrors](https://productimages.edmundoptics.com/4183.jpg?w=305&quality=80)
- Excellent Thermal Stability
- Ideal for Weight Sensitive Applications
- Increased Durability over Glass Substrate Mirrors
![Infrared (IR) Shortpass Filters](https://productimages.edmundoptics.com/10634.jpg?w=305&quality=80)
- ≥85% Average Transmission over a Broad Infrared Wavelength Range
- OD ≥3.0 Blocking Across Rejection Band
- Common Wavelengths for Environmental and Medical Applications
![ISP Optics Diamond-Like Carbon (DLC) Coated Silicon Windows](https://productimages.edmundoptics.com/9479.jpg?w=305&quality=80)
- Meets Severe Abrasion Requirements of MIL-F-48616 and MIL-C-48497C
- High Transmission from 3 – 5µm
- Ideal for Harsh Environments
- Diamond-Like Carbon (DLC) Coated Germanium Windows Also Available
![Infrared (IR) Bandpass Filters](https://productimages.edmundoptics.com/5488.jpg?w=305&quality=80)
- Ideal for Gas Analysis
- Center Wavelengths of 2.7-12.4μm
- Single Substrate Interference Filter
![ISP Optics Silicon (Si) Windows](https://productimages.edmundoptics.com/20359.jpg?w=305&quality=80)
- Transmission from 1.2 - 7μm
- Available Uncoated or HDAR Coated for 3 - 5μm
- Ideal for Weight Sensitive Applications
![ISP Optics Hemispherical (Half-Ball) Infrared (IR) Lenses](https://productimages.edmundoptics.com/20361.jpg?w=305&quality=80)
- High Numerical Apertures
- Ideal for Fiber and LED Coupling
- Available with Fused Silica, Si, CaF2, or ZnSe Substrates
![ISP Optics Silicon (Si) Aspheric Lenses](https://productimages.edmundoptics.com/20369.jpg?w=305&quality=80)
- Transmission from 1.2 - 7μm
- Diffraction-Limited Performance
- Available Uncoated or HDAR Coated for 3 - 5μm
![ISP Optics Silicon (Si) Plano-Convex (PCX) Lenses](https://productimages.edmundoptics.com/20370.jpg?w=305&quality=80)
- High-Durability Anti-Reflection (HDAR) Coated for 3 - 5μm
- Ideal for Weight Sensitive Applications
- Available Focal Lengths from 25.4 – 500mm
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