45-923 25mm Dia. x -50 FL; VIS-NIR Coated; Plano-Concave Lens 400-1000nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- -50 mm
- BFL
- -52.31 mm
- R1
- -25.84 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
45-923 25mm Dia. x -50 FL; VIS-NIR Coated; Plano-Concave Lens 400-1000nm
The 45-923 is a Plano-Concave Spherical Lens with a 25mm diameter, offering a -50 FL (Focal Length) and a wide spectral range of 400-1000nm. This lens is sourced from the reputable vendor Edmund Optics, and it is currently in stock with valid weblinks provided for your convenience.
The lens's geometry includes a 6.33mm thickness at the edge, reducing to 3.5mm at the center, and a BFL (Back Focal Length) of -52.31mm. The lens is made of the high-quality material n-BK7 Schott, ensuring durability and reliability.
The lens features a VIS-NIR coating, specifically the EDM VISNIR0SP2002000 coating on both the front and back surfaces. This coating enhances the lens's performance in the visible and near-infrared spectrum, making it suitable for a wide range of applications.
Please note that the Inner and Outer Radius are both 0, indicating a flat surface on one side of the lens and a curved surface on the other. This particular lens is designed for use in the visible wavelength of 587.6nm.
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