49-458 6mm Dia. x 9mm FL; NIR I Coated; Double-Convex Lens NIR I 600-1050nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 6 mm
- EFL
- 9 mm
- BFL
- 8.22 mm
- R1
- 8.91 mm
- R2
- -8.91 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
49-458 6mm Dia. x 9mm FL; NIR I Coated; Double-Convex Lens NIR I 600-1050nm
The 49-458 is a high-quality double-convex lens, sourced from the reputable optical vendor, Edmund Optics. This lens is designed for use within the near-infrared (NIR) spectrum, specifically between 600 and 1050 nanometers, making it suitable for a wide range of applications in this wavelength range.
The lens features a 6mm diameter and a focal length of 9mm, providing a base shape that is circular. The edge thickness of the lens is 1.22mm, while the center thickness is 2.25mm, offering a robust and durable design. The effective focal length (EFL) of the lens is also 9mm, and it has a front radius (R1) of 8.91mm and a back radius (R2) of -8.91mm. The back focal length (BFL) of the lens is 8.22mm.
The lens is made from N-BK7 Schott, a popular optical glass due to its excellent optical properties and versatility. The lens is coated with EDM NIR-I std curve on both the front and back surfaces, enhancing its performance within the NIR spectrum.
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