G311381525 12.7 mm Dia. N-BK7 Double-Convex Lens; EFL=15mm 725-1050nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Qioptiq Photonics
Properties
- Shape
- Circular
- Diameter
- 12.7 mm
- EFL
- 15 mm
- R1
- 14.75 mm
- R2
- -14.75 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
G311381525 12.7 mm Dia. N-BK7 Double-Convex Lens; EFL=15mm 725-1050nm
This is a G311381525 lens, a high-quality optical component sourced from Qioptiq Photonics. It is a double-convex lens, featuring a base shape of a circle, with a diameter of 12.7 mm. The lens has a center thickness of 4 mm and an edge thickness of 1.1 mm, providing a robust structure for various applications.
The lens has an effective focal length (EFL) of 15 mm, making it suitable for applications that require a moderate level of magnification. The radii of curvature for the first and second surfaces are 14.749 mm and -14.749 mm, respectively, indicating a symmetric convex-convex geometry.
The lens is made of n-BK7 Schott, a popular optical glass known for its excellent optical properties and wide transmission range. The lens is coated with qio bbar arb2nirnbk7 on both the front and back surfaces, enhancing its performance in the 725-1050 nm wavelength range.