SLSQ-40B-40N 40.0 mm Dia. x -39.7 mm FL; Double-Concave Lens Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 40 mm
- EFL
- -39.7 mm
- BFL
- -40.3 mm
- R1
- -36.8 mm
- R2
- 36.8 mm
Material
- Name
- Fused Silica
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.460077010624967
- λ
- 546.1 nm
- B1
- 0.6961663
- C1
- 0.00467914825849 μm2
- B2
- 0.4079426
- C2
- 0.013512063073959999 μm2
- B3
- 0.8974794
- C3
- 97.934002537921 μm2
SLSQ-40B-40N 40.0 mm Dia. x -39.7 mm FL; Double-Concave Lens Uncoated
The SLSQ-40B-40N is a high-quality, double-concave spherical lens offered by OptoSigma. This lens, designed for use in the visible light spectrum, has a diameter of 40.0 mm and a focal length of -39.7 mm, making it suitable for a wide range of optical applications.
The lens is made from fused silica, a material known for its excellent optical properties, including high transparency, low autofluorescence, and high resistance to thermal shock and chemical etching. The base shape of the lens is circular, and it features a double-concave geometry with radii of curvature of -36.8 mm and 36.8 mm for the first and second surfaces, respectively.
The lens has an edge thickness of 13.8 mm and a center thickness of 2 mm, providing a robust and durable structure. The back focal length of the lens is -40.3 mm, and it does not have any coating, offering unaltered optical properties.
This lens is in stock and available for immediate purchase through the provided weblink. With its superior quality and precise specifications, the SLSQ-40B-40N is an excellent choice for various optical systems and setups.
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