SLB-25.4B-60NIR2 25.4 mm Dia. x -59.7 mm FL; Coated; Double-Concave Lens 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- OptoSigma
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- -59.7 mm
- BFL
- -60.4 mm
- R1
- -62.28 mm
- R2
- 62.28 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-60NIR2 25.4 mm Dia. x -59.7 mm FL; Coated; Double-Concave Lens 750-1550nm
The SLB-25.4B-60NIR2 is a high-quality double-concave lens, designed and manufactured by OptoSigma. This lens, with a diameter of 25.4 mm and a focal length of -59.7 mm, is made from the renowned material n-BK7 Schott, ensuring durability and reliability.
The lens features a unique double-concave geometry, with radii of curvature of -62.28 mm for the first surface and 62.28 mm for the second. This particular design allows for precise optical manipulation, making it ideal for a wide range of applications within the 750-1550nm wavelength spectrum.
The SLB-25.4B-60NIR2 is coated with Opt IR2 on both the front and back surfaces, enhancing its performance in the infrared region. This coating ensures high transmission and low reflection, making it an excellent choice for applications that require optimal light transmission.
With a thickness of 4.6 mm at the edge and 2 mm at the center, this lens offers a robust and compact solution for your optical needs. The lens is currently in stock and available for immediate purchase through the provided web link.