KBC076 50.8 mm Dia. x -200 mm FL; Uncoated; Double-Concave Lens
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- MKS/Newport
Properties
- Shape
- Circular
- Diameter
- 50.8 mm
- EFL
- -200 mm
- BFL
- -200.82 mm
- R1
- -207.15 mm
- R2
- 207.15 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
KBC076 50.8 mm Dia. x -200 mm FL; Uncoated; Double-Concave Lens
The KBC076 is a high-quality spherical lens, specifically designed for use in optical systems that require a concave-concave lens shape. This lens is sourced from the reputable vendor MKS/Newport and is available for immediate use, as indicated by its validated web link status.
The lens boasts a diameter of 50.8 mm and a center thickness of 2.5 mm, with an edge thickness of 5.03 mm. It has a base shape of a circle and is designed for use with a wavelength of 589 nm. The lens's effective focal length (EFL) is -200 mm, making it suitable for applications that require a negative focal length.
The KBC076 is made from N-BK7 Schott, a popular optical glass due to its excellent optical properties and wide transparency range. The lens's first and second radii of curvature are -207.148 mm and 207.148 mm, respectively, and its back focal length (BFL) is -200.82 mm. The lens does not come with any coating, providing a bare, uncoated surface.