SLB-25.4B-100NM 25.4 mm Dia. x -99.7 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
- -99.7 mm
- BFL
- -100.4 mm
- R1
- -103.8 mm
- R2
- 103.8 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-100NM 25.4 mm Dia. x -99.7 mm FL; Coated; Double-Concave Lens 400-700nm
OptoSigma presents the SLB-25.4B-100NM, a double-concave lens with a 25.4 mm diameter and a focal length of -99.7 mm. This lens is specifically designed for use within the wavelength range of 400-700nm, making it suitable for a wide array of optical applications.
The lens is crafted from n-bk7 schott, a high-quality optical glass known for its excellent transparency and homogeneity. The base shape of the lens is circular, and it features a spherical geometry with an inner radius of 0 and an outer radius of 0. The lens has a thickness of 3.6 mm at the edge and 2 mm at the center, providing a robust structure for various optical setups.
The SLB-25.4B-100NM comes with an antireflective coating on both the front and back surfaces, optimized for the 400-700nm wavelength range. This coating significantly reduces surface reflections, enhancing the overall transmission of light through the lens.
With its precise specifications and high-quality construction, the SLB-25.4B-100NM is an ideal choice for researchers and engineers in need of a reliable and versatile double-concave lens for their optical systems.