KPX109AR.18 25.4 mm Dia. x 250 mm FL; IR coated; Plano-Convex Lens IR 1000-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Convex)
- Brand
- MKS/Newport
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- 250 mm
- BFL
- 247.61 mm
- R1
- 129.2 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
KPX109AR.18 25.4 mm Dia. x 250 mm FL; IR coated; Plano-Convex Lens IR 1000-1550nm
The KPX109AR.18 is a Plano-Convex Spherical Lens, sourced from the reputable vendor MKS/Newport. This lens boasts a diameter of 25.4 mm and a focal length of 250 mm, making it suitable for a wide range of optical applications. The lens is fabricated from the high-quality material n-BK7 Schott, ensuring durability and reliability.
The lens's geometry is meticulously designed, with an edge thickness of 3 mm and a center thickness of 3.626 mm. The effective focal length (EFL) is 250 mm, while the radius of curvature (R1) is 129.2 mm. The back focal length (BFL) is 247.61 mm, and the inner radius is 0 mm.
The KPX109AR.18 lens features a coating of new AR-18 on both the front and back surfaces, enhancing its performance in the infrared spectrum, specifically between 1000nm and 1550nm. This anti-reflective coating reduces surface reflections, thereby improving transmission and overall system efficiency.
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