KBX157AR.14 50.8 mm Dia. x 125 mm FL; AR coated; Double-Convex Lens AR 430-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- MKS/Newport
Properties
- Shape
- Circular
- Diameter
- 50.8 mm
- EFL
- 125 mm
- BFL
- 122.3 mm
- R1
- 127.81 mm
- R2
- -127.81 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5167401204613524
- λ
- 589 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
KBX157AR.14 50.8 mm Dia. x 125 mm FL; AR coated; Double-Convex Lens AR 430-700nm
The KBX157AR.14 is a high-quality double-convex lens, sourced from the reputable vendor MKS/Newport. This lens boasts a diameter of 50.8 mm and a focal length of 125 mm, making it suitable for a wide range of optical applications.
The lens is constructed from N-BK7 Schott, a popular optical glass due to its excellent optical properties and versatility. The base shape of the lens is circular, and it features a double-convex geometry, with radii of curvature R1 and R2 measured at 127.811 mm and -127.811 mm respectively. The lens has an edge thickness of 3 mm and a center thickness of 8.098 mm, contributing to its robustness and durability.
The KBX157AR.14 is coated with New AR-14, a broadband anti-reflective coating that enhances its performance in the spectral range of 430-700 nm. This coating reduces surface reflections, improving transmission and overall system efficiency. The lens is designed to operate at a wavelength of 589 nm, making it suitable for applications that require high transmission in the visible spectrum.
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