KBC034AR.18 25.4 mm Dia. x -150 mm FL; IR coated; Double-Concave Lens 1000-1550nm
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- MKS/Newport
Properties
- Shape
- Circular
- Diameter
- 25.4 mm
- EFL
- -150 mm
- BFL
- -150.82 mm
- R1
- -155.47 mm
- R2
- 155.47 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
KBC034AR.18 25.4 mm Dia. x -150 mm FL; IR coated; Double-Concave Lens 1000-1550nm
The KBC034AR.18 is a high-quality double-concave lens, designed and manufactured by MKS/Newport. This lens, with a diameter of 25.4 mm, is specifically engineered for use within the infrared spectrum, between 1000 and 1550nm.
The lens features a base shape of a circle, with a thickness at the edge of 3.34 mm and a center thickness of 2.5 mm. The effective focal length (EFL) of this lens is -150 mm, making it suitable for a variety of optical applications. The first radius of curvature (R1) is -155.466 mm, while the second radius (R2) is 155.466 mm. The back focal length (BFL) is -150.82 mm.
The KBC034AR.18 is made from N-BK7 Schott glass, a popular choice for its high homogeneity and low auto-fluorescence. The lens is coated with New AR-18 fromfigure on both the front and back surfaces, enhancing its performance in the infrared spectrum.
This lens is currently in stock and available for immediate purchase. For more detailed information, please refer to the vendor's website at https://www.newport.com/f/ar18-n-bk7-bi-concave-lenses.
