SLB-25.4B-40NM 25.4 mm Dia. x -39.7 mm FL; Coated; Double-Concave Lens 400-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- -39.7 mm
- BFL
- -40.4 mm
- R1
- -41.52 mm
- R2
- 41.52 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-25.4B-40NM 25.4 mm Dia. x -39.7 mm FL; Coated; Double-Concave Lens 400-700nm
The SLB-25.4B-40NM is a high-quality double-concave lens, boasting a diameter of 25.4 mm and a focal length of -39.7 mm. This lens is sourced from OptoSigma, a renowned vendor known for its precision optical components.
The lens is made from n-bk7 schott, a material widely used in optical systems due to its excellent optical properties. The base shape of the lens is circular, and it features a spherical geometry, making it suitable for a wide range of applications.
The SLB-25.4B-40NM comes with a coating on both the front and back surfaces. This coating, identified as opt m, enhances the lens' performance in the wavelength range of 400-700nm.
The lens has a thickness of 6 mm at the edge and 2 mm at the center, providing a robust structure while maintaining a low profile. The inner and outer radii are 0, indicating a uniform curvature throughout the lens.
This lens is currently in stock and available for immediate purchase. With its superior quality and versatile specifications, the SLB-25.4B-40NM is an excellent choice for various optical applications.
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