KBC070 50.8 mm Dia. x -500 mm FL; Uncoated; Double-Concave Lens
- Type
- Lens
- Subtype
- Spherical Lens (Concave-Concave)
- Brand
- MKS/Newport
Properties
- Shape
- Circular
- Diameter
- 50.8 mm
- EFL
- -500 mm
- BFL
- -500.82 mm
- R1
- -517.25 mm
- R2
- 517.26 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
KBC070 50.8 mm Dia. x -500 mm FL; Uncoated; Double-Concave Lens
The KBC070 is a high-quality double-concave lens, boasting a diameter of 50.8 mm and a focal length of -500 mm. This lens is sourced from the reputable vendor MKS/Newport, ensuring reliability and performance. The lens is uncoated, providing a clear, unaltered view of the light path.
The KBC070 is a spherical lens, specifically designed with a concave-concave base shape. This design allows for effective light bending and focusing, making it ideal for various optical applications. The lens is made from the material N-BK7 Schott, a borosilicate glass known for its excellent optical properties, including low dispersion and high transmission across a wide spectrum.
The lens has a thickness of 3.51 mm at the edge and 2.5 mm at the center, providing a robust structure while maintaining a sleek profile. The inner and outer radii are 0, indicating a circular geometry. The effective focal length (EFL) is -500 mm, and the back focal length (BFL) is -500.82 mm, providing precise focusing capabilities.
This lens is designed to work with a wavelength of 589 nm, making it suitable for applications that use this specific wavelength. The KBC070 is a versatile and high-performing lens, perfect for those seeking a reliable optical component for their projects.
