67-481 9.0mm Dia. x 54.0mm 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
- 9 mm
- EFL
- 27 mm
- BFL
- 25.34 mm
- R1
- 13.95 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
67-481 9.0mm Dia. x 54.0mm FL; NIR II Coated; Plano-Convex Lens NIR II 750-1550nm
The 67-481 is a Plano-Convex lens with a diameter of 9.0mm and a focal length of 54.0mm, specifically designed for use in the Near-Infrared II (NIR II) spectrum, covering the wavelength range of 750-1550nm. This lens is sourced from the reputable vendor, Edmund Optics.
The lens is made from the high-quality material, N-BK7 Schott, which is known for its excellent optical properties and durability. The front and back surfaces of the lens are coated with the EDM NIR-II Standard Curve coating, enhancing its performance in the NIR II spectrum.
The geometry of the lens includes a thickness of 1.75mm at the edge and 2.5mm at the center. The effective focal length (EFL) is 27mm, and the radius of curvature (R1) is 13.95mm. The back focal length (BFL) is 25.34mm, and both the inner and outer radii are 0mm.
This lens is ideal for applications that require high-performance in the NIR II spectrum, such as biomedical imaging, night vision, and scientific research. The 67-481 is currently in stock and available for immediate purchase through the provided weblink.