SLB-50.8-200N 50.8 mm Dia. x -200.0 mm FL; Plano-Concave Lens Uncoated
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 50.8 mm
- EFL
- -200 mm
- BFL
- -202 mm
- R1
- -103.8 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-50.8-200N 50.8 mm Dia. x -200.0 mm FL; Plano-Concave Lens Uncoated
OptoSigma's SLB-50.8-200N is a 50.8 mm diameter Plano-Concave lens, designed for use in a wide range of optical applications. This lens is made from n-BK7 Schott glass, a popular material due to its excellent optical properties and high Abbe number, making it an ideal choice for many systems.
The lens features a concave shape with a 103.8 mm radius, resulting in a back focal length of -202 mm. The center thickness of the lens is 3 mm, while the edge thickness is 6.2 mm, providing robustness and durability. The lens is uncoated, offering a cost-effective solution where anti-reflective coatings are not required.
This lens is suitable for use in the visible spectrum, with a specified wavelength of 546.1 nm. It is spherical in shape, a common choice for many optical systems due to its ease of manufacture and high optical quality. The lens is circular, allowing for flexibility in its application.
The lens is in stock and available for immediate purchase from the OptoSigma website. Detailed specifications, including dimensional and optical data, can be found on the product page. This lens is part of a larger range of Plano-Concave lenses offered by OptoSigma, providing a comprehensive selection for users to choose from.
