SLSQ-40B-250P 40.0 mm Dia. x 250.6 mm FL; Double-Convex Lens Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 40 mm
- EFL
- 250.6 mm
- BFL
- 249.4 mm
- R1
- 230 mm
- R2
- -230 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-250P 40.0 mm Dia. x 250.6 mm FL; Double-Convex Lens Uncoated
The SLSQ-40B-250P is a high-quality double-convex lens offered by OptoSigma, a renowned vendor in the optical industry. This lens, with a diameter of 40.0 mm and a focal length of 250.6 mm, is designed for use in a variety of optical systems.
The lens is made of fused silica, a material known for its excellent optical properties, including high transparency and resistance to thermal shock. The base shape of the lens is circular, and it features a double-convex geometry, with radii of curvature of 230 mm for the first surface and -230 mm for the second surface. This geometry results in a back focal length of 249.4 mm.
The lens has a thickness of 2 mm at the edge and 3.7 mm at the center. Notably, it is uncoated, which means it does not have any anti-reflective or other coatings. This may make it suitable for applications where such coatings are not required or desirable.
According to the vendor's information, this lens is in stock and available for immediate purchase. Further details, including technical drawings and specifications, can be found on the vendor's website using the provided weblink.
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