G311338400 22.4 mm Dia. N-BK7 Double-Convex Lens; EFL=20mm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Qioptiq Photonics
Properties
- Shape
- Circular
- Diameter
- 22.4 mm
- EFL
- 20 mm
- R1
- 19.25 mm
- R2
- -19.25 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
G311338400 22.4 mm Dia. N-BK7 Double-Convex Lens; EFL=20mm
This is a G311338400 double-convex lens, featuring a 22.4 mm diameter and a high-quality N-BK7 Schott material. The lens boasts an effective focal length (EFL) of 20mm, making it suitable for a wide range of optical applications.
The lens's geometry is characterized by its edge thickness of 1.6mm and center thickness of 8.8mm, which provides a robust structure while maintaining a compact design. The radii of curvature for the first and second surfaces are 19.248mm and -19.248mm, respectively, ensuring optimal light refraction and focusing capabilities.
The lens is coated with Qio Silver RAGV 45 on both the front and back surfaces, providing excellent reflectivity and durability. This coating enhances the lens's performance in various wavelengths, particularly at 587.6nm.
This lens is sourced from Qioptiq Photonics, a renowned vendor in the precision optics industry. The item data indicates that the product is in stock and available for immediate purchase, making it a reliable choice for those in need of a high-quality, double-convex lens.
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