SLB-25.4B-80NM 25.4 mm Dia. x -79.7 mm FL; Coated; Double-Concave Lens 400-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- -79.7 mm
- BFL
- -80.4 mm
- R1
- -83.04 mm
- R2
- 83.04 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-25.4B-80NM 25.4 mm Dia. x -79.7 mm FL; Coated; Double-Concave Lens 400-700nm
The SLB-25.4B-80NM is a high-quality double-concave lens offered by OptoSigma, a leading vendor in the optical industry. This lens, designed for use within the wavelength range of 400-700nm, is made from the renowned material n-BK7 Schott, ensuring excellent optical performance.
The lens boasts a diameter of 25.4mm and a center thickness of 2mm, with an edge thickness of 4mm. The double-concave design, characterized by radii of curvature of -83.04mm on both sides, results in a back focal length of -80.4mm and an effective focal length of -79.7mm.
The SLB-25.4B-80NM is coated with Opt M on both the front and back surfaces, enhancing its transmission characteristics within the specified wavelength range. This lens is an ideal choice for applications that require superior optical performance and precise focusing capabilities.
Please note that the provided information is based on the item data and does not include any additional assumptions or details. For more information, including pricing and availability, please refer to the vendor's website.