SLB-25.4-30NM 25.4 mm Dia. x -30.0 mm FL; Coated; Plano-Concave Lens 400-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- -30 mm
- BFL
- -31.3 mm
- R1
- -15.57 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-25.4-30NM 25.4 mm Dia. x -30.0 mm FL; Coated; Plano-Concave Lens 400-700nm
OptoSigma presents the SLB-25.4-30NM, a Plano-Concave Spherical Lens designed with a 25.4 mm diameter and a focal length of -30.0 mm. This lens is specifically tailored for use within the wavelength range of 400-700nm, making it suitable for a wide array of optical applications.
The lens's geometry showcases an edge thickness of 8.6 mm and a center thickness of 2 mm, while the effective focal length (EFL) is -30 mm. The front and back radii are -15.57 mm and -31.3 mm, respectively, with no inner or outer radius specified. The lens is constructed from the highly regarded N-BK7 material from Schott, ensuring excellent optical performance.
Coatings on both the front and back surfaces are Opt M, providing optimal protection and performance for your optical system. The lens's shape is spherical, and it is available directly from OptoSigma's website, currently listed as in stock.