SLB-20-30NIR2 20.0 mm Dia. x -30.0 mm FL; Coated; Plano-Concave Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 20 mm
- EFL
- -30 mm
- BFL
- -31.3 mm
- R1
- -15.57 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-20-30NIR2 20.0 mm Dia. x -30.0 mm FL; Coated; Plano-Concave Lens 750-1550nm
The SLB-20-30NIR2 is a Plano-Concave Spherical Lens, sourced from the reputable vendor OptoSigma. This lens boasts a diameter of 20.0 mm and a focal length of -30.0 mm, making it ideal for a wide range of optical applications.
The lens is crafted from n-bk7 schott, a high-quality material known for its excellent optical properties. The base shape of the lens is circular, and it features a planar surface on one side and a concave surface on the other. The edge thickness of the lens is 5.6 mm, while the center thickness is 2 mm.
The SLB-20-30NIR2 is coated with Opt IR2 on both the front and back surfaces, enhancing its performance in the 750-1550nm wavelength range. This coating ensures high transmission and low reflection, making the lens suitable for use in various IR applications.
The lens is currently in stock and available for immediate purchase. For more information, please refer to the vendor's website using the provided weblink.