KPC067 50.8 mm Dia. x -250 mm FL; Uncoated; Plano-Concave Lens
- Type
- Lens
- Subtype
- Spherical Lens (Plano-Concave)
- Brand
- MKS/Newport
Properties
- Shape
- Circular
- Diameter
- 50.8 mm
- EFL
- -250 mm
- BFL
- -251.64 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
KPC067 50.8 mm Dia. x -250 mm FL; Uncoated; Plano-Concave Lens
The KPC067 is a Plano-Concave Lens, a type of spherical lens, sourced from MKS/Newport. This lens is uncoated and features a base shape of a circle. The lens has a diameter of 50.8 mm and a thickness at the edge of 4.54 mm, while the center thickness is 2.5 mm. The effective focal length (EFL) of this lens is -250 mm, making it a negative or diverging lens.
The lens's first radius of curvature (R1) is -129.2 mm, and the back focal length (BFL) is -251.64 mm. The inner radius is 0 mm, and the outer radius is also 0 mm. This lens is made of N-BK7 Schott, a popular optical glass due to its excellent optical properties and relatively low cost.
The lens is designed to operate at a wavelength of 589 nm. The provided weblink leads to the vendor's page, where users can find more information about the lens and its availability.
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