SLB-25.4B-150NM 25.4 mm Dia. x -149.7 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
- -149.7 mm
- BFL
- -150.4 mm
- R1
- -155.7 mm
- R2
- 155.7 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-150NM 25.4 mm Dia. x -149.7 mm FL; Coated; Double-Concave Lens 400-700nm
OptoSigma presents the SLB-25.4B-150NM, a spherical lens featuring a concave-concave base shape and a circular cross-section. This lens is designed for use within the wavelength range of 400-700nm, with a central wavelength of 546.1nm.
The lens boasts a diameter of 25.4mm and a thickness at the edge of 3mm, while the center thickness is 2mm. The effective focal length (EFL) is -149.7mm, and the back focal length (BFL) is -150.4mm. The first and second radii of curvature are -155.7mm and 155.7mm, respectively. The inner and outer radii are both 0mm.
The SLB-25.4B-150NM is crafted from the n-bk7 Schott material, a popular choice for its high refractive index and low dispersion. The lens is coated with Opt M on both the front and back surfaces, enhancing its performance and durability.
This lens is currently in stock and available for immediate purchase through the provided weblink. With its impressive specifications and reliable performance, the SLB-25.4B-150NM is an excellent choice for a wide range of optical applications.
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