89-194 40mm Dia. x 60mm FL; VIS-EXT Coated; Double-Convex Lens VIS-EXT 350-700nm
- Type
- Lens
- Subtype
- Spherical Lens (Convex-Convex)
- Brand
- Edmund Optics
Properties
- Shape
- Circular
- Diameter
- 40 mm
- EFL
- 60 mm
- BFL
- 57.1 mm
- R1
- 60.56 mm
- R2
- -60.56 mm
Material
- Name
- N-BK7
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.5167984379050088
- λ
- 587.6 nm
- B1
- 1.03961212
- C1
- 0.00600069867 μm2
- B2
- 0.231792344
- C2
- 0.0200179144 μm2
- B3
- 1.01046945
- C3
- 103.560653 μm2
89-194 40mm Dia. x 60mm FL; VIS-EXT Coated; Double-Convex Lens VIS-EXT 350-700nm
The 89-194 is a double-convex lens, characterized by its circular base shape and spherical geometry. This lens, sourced from Edmund Optics, boasts a diameter of 40mm and a focal length of 60mm, making it a versatile choice for various optical applications. The lens's edge thickness is 2mm, while the center thickness measures 8.8mm, contributing to its robust construction.
The lens's base shape is circular, and its geometry is spherical, with inner and outer radii of 0mm each. The front and back surfaces of the lens are coated with edm vis ext, a coating that enhances its performance within the visible light spectrum, specifically between 350 and 700nm.
The lens is made of n-bk7 schott, a material known for its excellent optical properties. The wavelength of the lens is 587.6nm, further optimizing its performance in the visible light spectrum.