SLB-20-150NIR2 20.0 mm Dia. x -150.0 mm FL; Coated; Plano-Concave Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 20 mm
- EFL
- -150 mm
- BFL
- -151.3 mm
- R1
- -77.85 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-20-150NIR2 20.0 mm Dia. x -150.0 mm FL; Coated; Plano-Concave Lens 750-1550nm
The SLB-20-150NIR2 is a Plano-Concave Spherical Lens, 20.0 mm in diameter, with a focal length of -150.0 mm, specifically designed for use within the wavelength range of 750-1550nm. 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. The lens's edge thickness measures 2.6 mm, while the center thickness is 2 mm. The front and back surfaces of the lens are coated with opt ir2, a coating that enhances its performance within the specified wavelength range.
The lens's inner and outer radii are both 0, indicating a flat surface on one side and a curved surface on the other. The back focal length (bfl) is -151.3 mm, and the effective focal length (efl) is -150 mm.
The lens's design and specifications make it suitable for a wide range of applications within its wavelength range. It is currently in stock and available for immediate purchase, as indicated by its weblink status. For more detailed information or to make a purchase, users can visit the provided weblink.