SLB-50B-80PIR2 50.0 mm Dia. x 81.8 mm FL; Coated; Double-Convex Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 50 mm
- EFL
- 81.8 mm
- BFL
- 78.2 mm
- R1
- 83.04 mm
- R2
- -83.04 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-50B-80PIR2 50.0 mm Dia. x 81.8 mm FL; Coated; Double-Convex Lens 750-1550nm
The SLB-50B-80PIR2 is a high-quality lens offered by OptoSigma, designed for use within the wavelength range of 750-1550nm. This lens boasts a base shape of a circle and features a double-convex geometry, making it suitable for a wide range of optical applications.
The lens has a diameter of 50.0 mm and a focal length (FL) of 81.8 mm. The edge thickness measures 3 mm, while the center thickness is 10.7 mm, providing a robust structure for efficient light transmission. The effective focal length (EFL) is 81.8 mm, and the radii of curvature for the first and second surfaces are 83.04 mm and -83.04 mm, respectively. The back focal length (BFL) is 78.2 mm, and both inner and outer radii are 0 mm.
The SLB-50B-80PIR2 is made of n-BK7 Schott, a popular material in the optical industry due to its excellent optical properties. The lens features a coating of opt IR2 on both the front and back surfaces, enhancing its performance within the specified wavelength range.