G063058400 22.4 mm Dia. N-BK7 Mounted 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
- -20.83 mm
- R2
- 20.83 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
G063058400 22.4 mm Dia. N-BK7 Mounted Double-Concave Lens; EFL=-20mm
This is a G063058400 22.4 mm Dia. N-BK7 Mounted Double-Concave Lens, with a focal length (EFL) of -20mm. The lens is sourced from Qioptiq Photonics, a renowned vendor in the field of precision optics.
The lens is of the Spherical type, specifically a Symmetric-concave-lenses-mounted N-BK7, as per the Sub Type classification. It features a base shape of Circular geometry, with a diameter of 22.4mm and a center thickness of 1.5mm. The inner and outer radii are both zero, indicating a uniform curvature.
The lens is made from N-BK7 Schott material, a popular choice for its high refractive index and low dispersion. The wavelength of operation is 588nm, suggesting its suitability for applications in the visible light spectrum.
The lens is coated with Qio Silver RAGV 45 on both the front and back surfaces, which enhances its reflective properties and overall performance. This coating is designed to provide high reflectivity and durability, making the lens suitable for a wide range of applications.
The item data indicates that this lens is in stock and available for immediate purchase. For more detailed information, including technical specifications and purchasing options, please refer to the provided weblink.
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