Meniscus lens with biconcave and biconvex hyperbolic design, adjustable positive and negative focal lengths, empowering imaging and laser systems.
Price:90
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Description
Additional Information
The product parameters are as follows:
Material: H-K9
Dimensions: Diameter 23*4.5mm
Dimensional tolerance: -0.035/-0.085mm
Center thickness tolerance: ±0.1mm
Surface finish: 60/40
Optical specifications:
1. 400-700nm double-sided AR Rave <0.5%
2. Irregularity: N=3, local irregularity=0.3
3. Side frosting: 3.2um
4. Parallelism: 5′
5. Radius of curvature: +R23.74 & -R55.76
6. Edge thickness: 2.0mm
Manufacturing and processing according to the drawing
Application fields: Optical instruments, camera lenses, magnifiers, etc.;
The curve is as follows:
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