67-490 10.0mm 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
- 10 mm
- EFL
- 30 mm
- BFL
- 28.01 mm
- R1
- 15.5 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
67-490 10.0mm Dia. x 50.0mm FL; NIR II Coated; Plano-Convex Lens NIR II 750-1550nm
The 67-490 is a Plano-Convex lens with a diameter of 10.0mm and a focal length of 50.0mm, sourced from the renowned optical component vendor, Edmund Optics. This lens is specifically designed for use in the Near-Infrared II (NIR II) spectrum, covering a wavelength range of 750-1550nm, making it ideal for applications such as biomedical imaging, night vision, and spectral analysis.
The lens is made from N-BK7 Schott glass, a material known for its excellent optical properties, including high transmittance and low dispersion. The lens features a spherical shape, with a front radius of curvature of 15.5mm and a back focal length of 28.01mm. The lens has an effective focal length (EFL) of 30mm, providing a wide field of view while maintaining a compact form factor.
The 67-490 lens is coated with Edmund Optics' standard NIR-II coating on both the front and back surfaces. This coating is designed to enhance the lens' performance in the NIR II spectrum, improving transmission and reducing reflection. The coating status is currently in stock, ensuring quick delivery for your optical system needs.