G311335525 31.5 mm Dia. N-BK7 Double-Convex Lens; EFL=130mm 725-1050nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Qioptiq Photonics
Properties
- Shape
- Circular
- Diameter
- 31.5 mm
- EFL
- 130 mm
- R1
- 134.32 mm
- R2
- -134.32 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
G311335525 31.5 mm Dia. N-BK7 Double-Convex Lens; EFL=130mm 725-1050nm
This is a high-quality lens from Qioptiq Photonics, a renowned vendor in the field of precision optics. The lens, identified as G311335525, is a double-convex spherical lens with a base shape of a circle. It has a diameter of 31.5 mm and a thickness at the edge of 2.2 mm, while the center thickness is 4 mm. The effective focal length (EFL) of this lens is 130 mm, making it suitable for a wide range of optical applications.
The lens is made of N-BK7, a popular glass type in the optical industry due to its excellent optical properties. The radii of curvature for this lens are R1 = 134.325 mm and R2 = -134.325 mm. The lens does not have any inner or outer radius specified, indicating that it is a standard lens without any special features in this regard.
The lens is designed to operate within the wavelength range of 587.6 nm. It comes with a front and back coating of qio bbar arb2nirnbk7, which enhances its performance and durability. This coating is specifically designed for N-BK7 glass, ensuring optimal performance and longevity.
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