G311382331 12.7 mm Dia. N-BK7 Double-Convex Lens; EFL=20mm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Qioptiq Photonics
Properties
- Shape
- Circular
- Diameter
- 12.7 mm
- EFL
- 20 mm
- R1
- 20.1 mm
- R2
- -20.1 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
G311382331 12.7 mm Dia. N-BK7 Double-Convex Lens; EFL=20mm
This is a G311382331 12.7 mm diameter N-BK7 double-convex 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 convex-convex lens, with a base shape of a circle. The diameter of the lens is 12.7mm, and it has a center thickness of 3mm and an edge thickness of 0.9mm. The inner and outer radii are 0, indicating a symmetrical lens.
The lens is made of N-BK7, a popular glass type in the optical industry, known for its excellent optical properties. The lens is designed to operate at a wavelength of 587.6nm.
The lens features a coating on both the front and back surfaces. The coating is Qio AR Lavis AOI 45, which is designed to reduce reflection and improve transmission.
This lens is a great option for applications that require a high-quality, double-convex lens with a specific focal length and diameter. It is currently in stock and available for purchase through the provided weblink.
