SLB-20-80PIR2 20.0 mm Dia. x 80.0 mm FL; Coated; Plano-Convex Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 20 mm
- EFL
- 80 mm
- BFL
- 77.9 mm
- R1
- 41.52 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-20-80PIR2 20.0 mm Dia. x 80.0 mm FL; Coated; Plano-Convex Lens 750-1550nm
The SLB-20-80PIR2 is a Plano-Convex Spherical Lens, sourced from OptoSigma, a renowned vendor in the optical industry. This lens, with a diameter of 20.0 mm, is designed for use within the wavelength range of 750-1550nm, making it suitable for a wide range of applications in the infrared spectrum.
The lens geometry is characterized by its edge thickness of 2.0 mm and center thickness of 3.2 mm, with an effective focal length (EFL) of 80.0 mm. The front and back radii of the lens are 41.52 mm and 77.9 mm respectively, contributing to its Plano-Convex shape. The inner and outer radii are both zero, indicating a uniform curvature.
The lens is made from n-BK7 Schott, a popular optical glass due to its excellent optical properties and versatility. The lens is coated with Opt IR2 on both the front and back surfaces, enhancing its performance within the specified wavelength range.