SLB-50.8B-200P 50.8 mm Dia. x 201.0 mm FL; Double-Convex Lens Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 50.8 mm
- EFL
- 201 mm
- BFL
- 199 mm
- R1
- 207.6 mm
- R2
- -207.6 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-50.8B-200P 50.8 mm Dia. x 201.0 mm FL; Double-Convex Lens Uncoated
The SLB-50.8B-200P is a high-quality, double-convex lens offered by OptoSigma. This lens, designed for use in a wide range of optical applications, boasts a 50.8 mm diameter and a focal length of 201.0 mm.
The lens is made from n-bk7 Schott glass, a material known for its excellent optical properties and versatility. The base shape of the lens is circular, and it features a spherical geometry, with a center thickness of 6 mm and an edge thickness of 2.9 mm. The effective focal length (EFL) is 201 mm, while the back focal length (BFL) is 199 mm.
The lens is uncoated, offering a cost-effective solution for applications where anti-reflective coatings are not required. However, it's important to note that uncoated lenses can suffer from increased reflection, which may affect the overall performance in high-precision applications.
This lens is currently in stock and can be purchased directly from the OptoSigma website. The provided weblink offers more detailed information and specifications, making it a valuable resource for those considering this lens for their optical system.
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