G313339329 25.4 mm Dia. N-BK7 Double-Concave Lens; EFL=-200mm 1064nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- Qioptiq Photonics
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- -200 mm
- R1
- -209.83 mm
- R2
- 209.83 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
G313339329 25.4 mm Dia. N-BK7 Double-Concave Lens; EFL=-200mm 1064nm
This is a G313339329 double-concave lens, sourced from the renowned optical components manufacturer, Qioptiq Photonics. The lens boasts a 25.4 mm diameter and a center thickness of 1.5 mm, making it a robust and compact solution for various optical applications.
The lens is designed with a high-quality N-BK7 glass, a popular choice in the optical industry due to its excellent optical properties. The N-BK7 glass ensures high transmission and low dispersion, making it ideal for applications that require high-precision imaging and light transmission.
The lens features a double-concave geometry, with radii of curvature of -209.83 mm for the front surface and 209.83 mm for the rear surface. This geometry results in a negative focal length of -200 mm, making it suitable for use in imaging systems that require a virtual image.
The lens is coated with Qioptiq's high-performance anti-reflection coating, specifically designed for use with YAG lasers at a wavelength of 1064 nm. This coating ensures high transmission and low reflection, enhancing the performance and efficiency of the optical system.