45-918 12mm Dia. x -48 FL; VIS-NIR Coated; Plano-Concave Lens 400-1000nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 12 mm
- EFL
- -48 mm
- BFL
- -50.31 mm
- R1
- -24.81 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
45-918 12mm Dia. x -48 FL; VIS-NIR Coated; Plano-Concave Lens 400-1000nm
The 45-918 is a Plano-Concave Lens with a 12mm diameter and a -48 FL (focal length) from Edmund Optics. This lens is designed for use in the visible to near-infrared spectrum, specifically between 400-1000nm.
The lens is made from n-BK7 Schott, a popular optical glass known for its excellent optical properties and high transmittance in the visible and near-infrared regions. The lens features a spherical shape, with a center thickness of 3.5mm and an edge thickness of 4.12mm, providing a robust and compact design.
The lens is coated with edm visnir0sp2002000 on both the front and back surfaces. This coating is designed to enhance the lens's performance in the visible to near-infrared spectrum, reducing reflection and increasing transmission. The coating also provides excellent environmental resistance, making the lens suitable for use in various applications and environments.
The 45-918 is currently in stock and available for purchase from Edmund Optics. With its high-quality materials, advanced coating, and precise design, this lens is an excellent choice for applications requiring a Plano-Concave lens in the visible to near-infrared spectrum.