SLB-40B-120PIR2 40.0 mm Dia. x 120.9 mm FL; Coated; Double-Convex Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 40 mm
- EFL
- 120.9 mm
- BFL
- 119.1 mm
- R1
- 124.56 mm
- R2
- -124.56 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-40B-120PIR2 40.0 mm Dia. x 120.9 mm FL; Coated; Double-Convex Lens 750-1550nm
The SLB-40B-120PIR2 is a high-quality spherical lens offered by OptoSigma, designed for use in the 750-1550nm wavelength range. This lens, with a base shape of a circle, is a double-convex lens, featuring a diameter of 40.0 mm and a focal length of 120.9 mm.
The lens's geometry is meticulously designed, with an edge thickness of 2.0 mm and a center thickness of 5.2 mm. The effective focal length (EFL) is 120.9 mm, while the back focal length (BFL) is 119.1 mm. The radii of curvature for the first and second surfaces are 124.56 mm and -124.56 mm, respectively. The inner and outer radii are both 0 mm.
The SLB-40B-120PIR2 is made from the renowned material n-BK7 Schott, a borosilicate crown glass known for its excellent optical properties. The lens is coated with Opt IR2 on both the front and back surfaces, enhancing its performance in the infrared spectrum.
This lens is currently in stock and available for immediate purchase through the provided web link. With its superior quality and performance, the SLB-40B-120PIR2 is an excellent choice for various optical applications.