Double-convex lens
Double-convex lens is an optical lens with two outward-curved (spherical) surfaces, designed to converge incident light. As the most common type of converging lens, it provides stronger focusing power than plano-convex lenses due to its symmetrical convex structure.
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Parameter List:
| Material： | K9,BK7,Fused Silica,Caf2,MgF2,... |
| Diameter: | 1/12.7/25.4/Customized |
| Dia Tolerance: | ±0.01/±0.05/±0.1*/Customized |
| Center Thickness: | 0.1/0.2/0.5/Customized |
| Edge Thickness: | 0.1/0.2/0.5/Customized |
| Focal Length: | 12.5/25.4/50.8/100/Customized |
| Centering: | ±3arcmin/Customized |
| Surface Quality: | 10/5,20/10,40/20,60/40 |
| Clear Aperture: | ＞90% |
| Coating: | AR/BBAR@any wavelength range |
| Bevel: | Protective bevel as needed |
| Surface Accuracy: | 1/10,1/8,1/4,1/2λ |
Applications: Camera lenses, telescopes, microscopes, laser focusing systems, projectors, etc.
Coatings: Typically feature anti-reflection coatings; specialized filters can be added for specific applications
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