G311308525 22.4 mm Dia. N-BK7 Double-Convex Lens; EFL=25mm 725-1050nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Qioptiq Photonics
Properties
- Shape
- Circular
- Diameter
- 22.4 mm
- EFL
- 25 mm
- R1
- 24.41 mm
- R2
- -24.41 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
G311308525 22.4 mm Dia. N-BK7 Double-Convex Lens; EFL=25mm 725-1050nm
This is a G311308525 double-convex lens, sourced from Qioptiq Photonics, a renowned vendor in the field of precision optics. The lens boasts a diameter of 22.4 mm and a thickness of 1.6 mm at the edge, while the center thickness measures 7 mm. The effective focal length (EFL) of this lens is 25 mm, making it suitable for a wide range of optical applications.
The lens is made from N-BK7, a popular glass type known for its excellent optical properties. This material is particularly suitable for use in the visible and near-infrared spectrum, with a wavelength of 587.6 nm. The lens features a double-convex geometry, with radii of curvature of 24.406 mm for both the front and rear surfaces.
The lens is coated with qio bbar arb2nirnbk7 on both the front and back surfaces. This coating enhances the lens's performance in the 725-1050nm range, providing improved transmission and reduced reflection. The lens's spherical shape ensures excellent image quality and minimal distortion.
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