SLB-25-170NIR2 25.0 mm Dia. x -170.0 mm FL; Coated; Plano-Concave Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- -170 mm
- BFL
- -171.3 mm
- R1
- -88.23 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.518720636186463
- λ
- 546.1 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
SLB-25-170NIR2 25.0 mm Dia. x -170.0 mm FL; Coated; Plano-Concave Lens 750-1550nm
The SLB-25-170NIR2 is a Plano-Concave Spherical Lens, part of OptoSigma's extensive catalog of optical elements. This lens, with a diameter of 25.0 mm, is designed for use in the infrared spectrum, specifically between 750-1550nm.
The lens features a base shape of a circle, with a thickness at the edge of 3mm and a center thickness of 2mm. The effective focal length (EFL) is -170.0 mm, indicating a concave lens. The radius of curvature (R1) is -88.23 mm, and the back focal length (BFL) is -171.3 mm. The lens does not have an inner or outer radius.
The lens is made of n-bk7 schott, a popular material for optical lenses due to its excellent optical properties. The lens is coated with opt ir2 on both the front and back, a coating designed for use in the infrared spectrum.
This lens is currently in stock and available for purchase. For more information, please visit the vendor's website using the provided weblink.
