G313330331 22.4 mm Dia. UVFS Double-Concave Lens; EFL=-20mm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- Qioptiq Photonics
Properties
- Shape
- Circular
- Diameter
- 22.4 mm
- EFL
- -20 mm
- R1
- -20.53 mm
- R2
- 20.54 mm
Material
- Name
- UVFS
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.4760718797567198
- λ
- 355 nm
- B1
- 0.6961663
- C1
- 0.004679148 μm2
- B2
- 0.4079426
- C2
- 0.013512063 μm2
- B3
- 0.8974794
- C3
- 97.93400254 μm2
G313330331 22.4 mm Dia. UVFS Double-Concave Lens; EFL=-20mm
The G313330331 is a spherical lens with a base shape of a circle, featuring a double-concave design. This lens, sourced from Qioptiq Photonics, has a diameter of 22.4 mm and a center thickness of 1.5 mm. The effective focal length (EFL) of this lens is -20mm, indicating its concave nature.
The lens's first radius of curvature (R1) is -20.535mm, and the second radius of curvature (R2) is 20.535mm, further emphasizing its double-concave structure. The inner and outer radii are both zero, suggesting a symmetrical design.
This lens is made from UVFS material with a Mal-1965 ID. It is designed to operate at a wavelength of 355nm, making it suitable for applications in this spectrum. The lens is coated on both the front and back with Qio AL RALVIS AOI 45, which may enhance its performance in specific use cases.
Please note that the lens's geometry and material properties make it suitable for certain applications, and it is always recommended to consult with an optical expert or the vendor to ensure compatibility with your specific requirements.