G313216400 22.4 mm Dia. N-BK7 Double-Concave Lens; EFL=-100mm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- Qioptiq Photonics
Properties
- Shape
- Circular
- Diameter
- 22.4 mm
- EFL
- -100 mm
- R1
- -104.41 mm
- R2
- 104.41 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5167817367777034
- λ
- 588 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
G313216400 22.4 mm Dia. N-BK7 Double-Concave Lens; EFL=-100mm
The G313216400 is a high-quality double-concave lens from Qioptiq Photonics, featuring a 22.4 mm diameter and a center thickness of 1.5 mm. This lens is designed for use with a wavelength of 588 nm and is made from N-BK7 glass, a popular choice for its excellent optical properties and high damage threshold.
The lens boasts an effective focal length (EFL) of -100mm, making it suitable for a wide range of applications where a diverging lens is required. The double-concave design, with radii of curvature of -104.41 mm and 104.41 mm for the front and back surfaces respectively, ensures minimal spherical aberration and distortion.
The lens is coated with Qio Silver RAGV 45 on both the front and back surfaces, providing excellent reflectivity and durability. This coating is designed to maintain high performance across a wide range of wavelengths and environments, ensuring reliable operation in even the most demanding applications.
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