SLB-25B-50PIR2 25.0 mm Dia. x 50.8 mm FL; Coated; Double-Convex Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- 50.8 mm
- BFL
- 49.2 mm
- R1
- 51.9 mm
- R2
- -51.9 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-50PIR2 25.0 mm Dia. x 50.8 mm FL; Coated; Double-Convex Lens 750-1550nm
The SLB-25B-50PIR2 is a high-quality lens offered by OptoSigma, designed for use in the 750-1550nm wavelength range. This lens is a Spherical Lens (Convex-Convex) type, featuring a base shape of a circle.
The lens has a diameter of 25.0 mm and a thickness edge of 2.0 mm. The thickness at the center is 5.1 mm, and it has an effective focal length (EFL) of 50.8 mm. The first radius of curvature (R1) is 51.9 mm, and the second radius of curvature (R2) is -51.9 mm, indicating a double-convex lens. The back focal length (BFL) is 49.2 mm.
The lens is made of n-bk7 schott material, a common choice for its high Abbe number and low dispersion. The lens is coated with opt ir2 on both the front and back surfaces, enhancing its performance in the specified wavelength range.
This lens is currently in stock and available for immediate purchase. For more information, please refer to the vendor's website or contact their sales team.
