45-880 15mm Dia. x 22.5mm 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
- 15 mm
- EFL
- 22.5 mm
- BFL
- 21.29 mm
- R1
- 34.36 mm
- R2
- -34.36 mm
Material
- Name
- N-SF11
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.7847141030246312
- λ
- 587.6 nm
- B1
- 1.73759695
- C1
- 0.013188707 μm2
- B2
- 0.313747346
- C2
- 0.0623068142 μm2
- B3
- 1.89878101
- C3
- 155.23629 μm2
45-880 15mm Dia. x 22.5mm FL; VIS-NIR Coated; Double-Convex Lens VIS-NIR 400-1000nm
The 45-880 is a high-quality double-convex lens, 15mm in diameter and with a focal length of 22.5mm, sourced from the renowned optical components vendor, Edmund Optics. This lens is specifically designed for use within the visible to near-infrared spectrum, spanning 400-1000nm, making it suitable for a wide range of applications.
The lens boasts a geometry that includes an edge thickness of 2.54mm and a center thickness of 4.2mm. The front and back radii of curvature are 34.36mm and -34.36mm respectively, contributing to an effective focal length of 22.5mm and a back focal length of 21.29mm. The lens is constructed from n-SF11 Schott, a material well-known for its excellent optical properties.
The 45-880 lens features a VIS-NIR coating, denoted as 'edm visnir0sp2002000', on both the front and back surfaces. This coating is designed to enhance the lens' performance within the visible to near-infrared spectrum, reducing surface reflections and increasing transmission.
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