45-930 25mm Dia. x -25mm FL; VIS-NIR Coated; Double-Concave Lens 400-1000nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 25 mm
- EFL
- -25 mm
- BFL
- -25.69 mm
- R1
- -39.78 mm
- R2
- 39.78 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
45-930 25mm Dia. x -25mm FL; VIS-NIR Coated; Double-Concave Lens 400-1000nm
The 45-930 is a double-concave spherical lens, characterized by its circular base shape and a diameter of 25mm. This lens is designed with a negative focal length (FL) of -25mm, making it a converging lens that brings light rays to a focus. The lens has a central thickness of 2.5mm and an edge thickness of 6.05mm, providing a robust structure suitable for various applications.
The lens is made from n-SF11 Schott, a high-index glass material known for its excellent optical properties. This material is particularly suitable for applications in the visible and near-infrared (VIS-NIR) spectrum, with a specified wavelength of 587.6nm. The lens is coated with edm visnir0sp2002000 on both the front and back surfaces, enhancing its performance in the VIS-NIR range.
This lens is sourced from Edmund Optics, a reputable vendor known for its high-quality optical components. The item data indicates that the lens is currently in stock, ensuring quick delivery for your optical system needs. The provided weblink offers more detailed information and the opportunity to purchase the lens directly from the vendor.
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