SLB-50B-220PIR2 50.0 mm Dia. x 220.9 mm FL; Coated; Double-Convex Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 50 mm
- EFL
- 220.9 mm
- BFL
- 219.1 mm
- R1
- 228.36 mm
- R2
- -228.36 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-220PIR2 50.0 mm Dia. x 220.9 mm FL; Coated; Double-Convex Lens 750-1550nm
The SLB-50B-220PIR2 is a high-quality lens from OptoSigma, designed for use in the 750-1550nm wavelength range. This lens is a Spherical Lens (Convex-Convex) type, featuring a circular base shape and a Double-Convex geometry.
The lens has a diameter of 50.0 mm and a thickness edge of 3.0 mm, with a thickness center of 5.7 mm. The Effective Focal Length (EFL) is 220.9 mm, while the Back Focal Length (BFL) is 219.1 mm. The first radius of curvature (R1) is 228.36 mm, and the second radius of curvature (R2) is -228.36 mm. The lens is made from n-bk7 schott material, a popular choice for its excellent optical properties.
The SLB-50B-220PIR2 comes with a coating on both the front and back surfaces. This coating, identified as opt ir2, is specifically designed to enhance the lens' performance in the infrared spectrum. The lens is currently in stock and available for immediate purchase through the provided weblink.