SLB-40-60NIR2 40.0 mm Dia. x -60.0 mm FL; Coated; Plano-Concave Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 40 mm
- EFL
- -60 mm
- BFL
- -61.3 mm
- R1
- -31.14 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-40-60NIR2 40.0 mm Dia. x -60.0 mm FL; Coated; Plano-Concave Lens 750-1550nm
The SLB-40-60NIR2 is a Plano-Concave Spherical Lens, designed with a 40.0 mm diameter and a focal length of -60.0 mm. This lens is sourced from OptoSigma, a renowned vendor in the optical industry. The lens is made from n-bk7 schott, a high-quality optical glass, and features a Plano-Concave geometry, making it suitable for a wide range of optical applications.
The lens has a center thickness of 2 mm and an edge thickness of 9.3 mm, providing a robust structure while maintaining a sleek profile. The effective focal length (EFL) is -60.0 mm, and the front and back radii are -31.14 mm and -61.3 mm respectively, contributing to its high-performance optical capabilities.
The SLB-40-60NIR2 is coated with Opt IR2, a specialized coating that enhances its performance in the 750-1550nm wavelength range. This coating ensures optimal light transmission and reduces unwanted reflections, making it an ideal choice for near-infrared applications.
