Edmund Optics Inc. Double-Concave Lens, 20mm Dia. x -20mm FL, NIR-I Coated NT49-549

Description
AR Coated to Provide <0.5% Reflectance per Surface for 600 - 1050nm Designed for 0° Angle of Incidence Double-Concave (DCV) Lenses have two inward curved surfaces and a negative focal length. They are used for image reduction and to spread light.These lenses are available uncoated or with other Anti-Reflection coating options including: MgF2, VIS 0°, VIS NIR and NIR II.
Description
AR Coated to Provide <0.5% Reflectance per Surface for 600 - 1050nm Designed for 0° Angle of Incidence Double-Concave (DCV) Lenses have two inward curved surfaces and a negative focal length. They are used for image reduction and to spread light.These lenses are available uncoated or with other Anti-Reflection coating options including: MgF2, VIS 0°, VIS NIR and NIR II.

Suppliers

Company
Product
Description
Supplier Links
Barrington, NJ, USA
Double-Concave Lens, 20mm Dia. x -20mm FL, NIR-I Coated
NT49-549
Double-Concave Lens, 20mm Dia. x -20mm FL, NIR-I Coated NT49-549
AR Coated to Provide <0.5% Reflectance per Surface for 600 - 1050nm Designed for 0° Angle of Incidence Double-Concave (DCV) Lenses have two inward curved surfaces and a negative focal length. They are used for image reduction and to spread light.These lenses are available uncoated or with other Anti-Reflection coating options including: MgF2, VIS 0°, VIS NIR and NIR II.
  • AR Coated to Provide <0.5% Reflectance per Surface for 600 - 1050nm
  • Designed for 0° Angle of Incidence

Double-Concave (DCV) Lenses have two inward curved surfaces and a negative focal length. They are used for image reduction and to spread light.These lenses are available uncoated or with other Anti-Reflection coating options including: MgF2, VIS 0°, VIS NIR and NIR II.

Supplier's Site

Technical Specifications

  Edmund Optics Inc.
Product Category Optical Lenses
Product Number NT49-549
Product Name Double-Concave Lens, 20mm Dia. x -20mm FL, NIR-I Coated
Lens Type Spherical Lens
Lens Application Infrared
Focal Length -20 mm (-0.7874 inch)
Center Thickness 2 mm (0.0787 inch)
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