SLB-25B-40P 25.0 mm Dia. x 41.0 mm FL; Double-Convex Lens Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- 41 mm
- BFL
- 39 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-25B-40P 25.0 mm Dia. x 41.0 mm FL; Double-Convex Lens Uncoated
The SLB-25B-40P is a high-quality, double-convex lens offered by OptoSigma. This lens, with a diameter of 25.0 mm and a focal length of 41.0 mm, is designed for use in a wide range of optical applications.
The lens is made from n-bk7 schott, a popular optical glass due to its excellent optical properties and high Abbe number. The base shape of the lens is circular, and it features a double-convex geometry, with radii of curvature of 41.52 mm and -41.52 mm for the first and second surfaces, respectively.
The lens has an edge thickness of 2 mm and a center thickness of 5.9 mm, providing robustness and durability. The effective focal length (EFL) of the lens is 41 mm, and the back focal length (BFL) is 39 mm. The lens is uncoated, offering a cost-effective solution for applications where anti-reflection coatings are not required.
The SLB-25B-40P is currently in stock and available for immediate purchase from the OptoSigma website. With its superior optical performance and robust design, this lens is an excellent choice for a variety of optical systems and applications.
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