45-890 25mm Dia. x 50mm FL; VIS-NIR Coated; Double-Convex Lens VIS-NIR 400-1000nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- 50 mm
- BFL
- 48.29 mm
- R1
- 50.8 mm
- R2
- -50.8 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5167984379050088
- λ
- 587.6 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
45-890 25mm Dia. x 50mm FL; VIS-NIR Coated; Double-Convex Lens VIS-NIR 400-1000nm
The 45-890 is a double-convex lens with a diameter of 25mm and a focal length of 50mm, sourced from the renowned optical component vendor, Edmund Optics. This lens is designed for use within the visible to near-infrared spectrum, specifically catering to the wavelength range of 400-1000nm.
The lens geometry features a thickness of 1.88mm at the edge, increasing to 5mm at the center, providing a robust structure suitable for various applications. The front and back surfaces of the lens are coated with a VIS-NIR coating (edm visnir0sp2002000), enhancing its performance within the specified wavelength range.
The base shape of the lens is circular, and its geometry is spherical, with radii of curvature R1 and R2 being 50.8mm and -50.8mm respectively. The back focal length (BFL) of the lens is 48.29mm, and it is made of n-BK7 Schott material, a common choice for its excellent optical properties.
This lens is in stock and available for immediate purchase, as indicated by its weblink status. For more detailed information, including pricing and availability, users are encouraged to visit the provided weblink.
