89-136 9mm Dia. x 9mm 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
- 9 mm
- EFL
- 9 mm
- BFL
- 7.9 mm
- R1
- 11.38 mm
- R2
- -11.38 mm
Material
- Name
- N-SF5
- Dispersion Equation
- Sellmeier
- n (λ)
- 1.6727030184452947
- λ
- 587.6 nm
- B1
- 1.52481889
- C1
- 0.011254756 μm2
- B2
- 0.187085527
- C2
- 0.0588995392 μm2
- B3
- 1.42729015
- C3
- 129.141675 μm2
89-136 9mm Dia. x 9mm FL; VIS-EXT Coated; Double-Convex Lens VIS-EXT 350-700nm
The 89-136 is a double-convex lens with a 9mm diameter and a focal length of 9mm, making it a versatile option for various optical applications. This lens is sourced from Edmund Optics, a reputable vendor known for its high-quality optical components.
The lens is made from n-SF5 Schott, a material with excellent optical properties. It has a refractive index that optimizes light transmission and minimizes optical aberrations. The lens's geometry includes a 1.6mm thickness at the edge and a 3.45mm thickness at the center, providing structural integrity and optimal light path management.
The 89-136 lens features a VIS-EXT coating on both the front and back surfaces. This coating enhances the lens's performance in the visible spectrum, specifically between 350 and 700nm. It improves light transmission, reduces surface reflections, and protects the lens from environmental hazards, making it an ideal choice for applications requiring high-performance visual optics.
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