89-163 15mm Dia. x 50mm 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
- 15 mm
- EFL
- 50 mm
- BFL
- 49 mm
- R1
- 51.16 mm
- R2
- -51.16 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
89-163 15mm Dia. x 50mm FL; VIS-EXT Coated; Double-Convex Lens VIS-EXT 350-700nm
The 89-163 is a double-convex lens, characterized by its circular base shape and spherical geometry. This lens, sourced from Edmund Optics, boasts a diameter of 15mm and a focal length of 50mm, making it a versatile choice for various optical applications. The lens's edge thickness measures 1.9mm, while the center thickness is 3mm, contributing to its robust construction.
The lens's effective focal length (EFL) is 49mm, and it features inner and outer radii of 0mm each. The first radius of curvature (R1) is 51.16mm, and the second radius of curvature (R2) is -51.16mm, indicating its double-convex nature.
The 89-163 lens is made from n-BK7 Schott, a high-quality optical glass known for its excellent transmittance and low auto-fluorescence. This material makes the lens suitable for use in a wide range of wavelengths, specifically from 350 to 700nm.
The lens is coated with EDM VIS-EXT on both the front and back surfaces. This coating enhances its transmission in the visible spectrum, further expanding its potential applications. The coating ensures high-quality performance and durability, making the 89-163 lens a reliable choice for various optical systems.