67-581 50.0mm Dia. x 50.0mm FL; NIR II Coated; Plano-Convex Lens NIR II 750-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 50 mm
- EFL
- 200 mm
- BFL
- 196.7 mm
- R1
- 103.36 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
67-581 50.0mm Dia. x 50.0mm FL; NIR II Coated; Plano-Convex Lens NIR II 750-1550nm
The 67-581 is a Plano-Convex lens, a type of spherical lens, with a diameter of 50.0mm and a focal length of 50.0mm. This lens is sourced from Edmund Optics and is designed for use in the near-infrared (NIR) spectrum, specifically between 750nm and 1550nm.
The lens is made from N-BK7 Schott, a popular optical glass due to its excellent optical properties and versatility. The lens features a front and back coating of edm nir-ii std curve, which is specifically designed for use in the NIR spectrum, enhancing the lens's performance in this range.
The geometry of the lens includes a thickness edge of 3.05 and a thickness center of 5.0. The effective focal length (EFL) is 200, and the radius of curvature (R1) is 103.36. The back focal length (BFL) is 196.7, and both the inner and outer radii are 0.
This lens is in stock and available for immediate purchase from the Edmund Optics website, as indicated by its weblink status. The detailed information provided here is designed to assist users in making informed decisions when selecting optical components for their specific needs.