G311377331 12.5 mm Dia. N-BK7 Double-Convex Lens; EFL=12.5mm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Qioptiq Photonics
Properties
- Shape
- Circular
- Diameter
- 12.5 mm
- EFL
- 12.5 mm
- R1
- 11.97 mm
- R2
- -11.97 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
G311377331 12.5 mm Dia. N-BK7 Double-Convex Lens; EFL=12.5mm
This is a G311377331 12.5 mm Dia. N-BK7 Double-Convex Lens, with a focal length (EFL) of 12.5mm, sourced from Qioptiq Photonics. The lens is currently in stock and available for purchase through their website.
The lens is a Spherical Lens of the Sub Type Symmetric-Convex, featuring a Base Shape of Circular geometry. The diameter of the lens is 12.5mm, with a thickness at the edge of 1mm and a thickness at the center of 4.5mm. The first radius of curvature (r1) is 11.971mm, while the second radius of curvature (r2) is -11.971mm. The Inner Radius and Outer Radius are both 0mm.
The lens is made of N-BK7 Schott, a popular material in the optical industry due to its excellent optical properties. The lens is designed to operate at a wavelength of 587.6nm.
The lens is coated with qio al ralvis aoi 45 on both the front and back surfaces, which is a type of anti-reflection coating that reduces reflection and increases transmission.
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