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Meniscus Lenses
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The meniscus lens has a convex and a concave surface, each with its own radius or curvature, the focal length of the meniscus lens can be positive or negative, which is used to correct the difference, usually used as a correction lens, usually, the meniscus lens will be paired with another lens to obtain better focus or divergence effect.
Parameters
Specification
Material
Optical Glasses, Fused Silica, Sapphire, Infrared Material, etc.
Diameter Range
0.5 ~ 600mm
Diameter Tolerance +0.00/-0.02mm Surface Irregularity λ/10@632.8nm Surface Quality 10-5 Focal Length Tolerance ±0.5% Centration 30 arc sec. Clear Aperture > 90% of diameter Bevel 0.2mm × 45° Coating As customer's request The Application of Meniscus Lens
The meniscus lenses can be used in photography systems, projection systems, imaging systems, optical viewfinder, laser measurement systems, and are widely used in fields such as telescopes, camera lenses, microscopes, light receivers, and condenser lenses.
JT Processing Capability
JT customizes meniscus lenses without coating or with antireflective coating according to customer needs, which can meet customers' different applications in different wavebands. The coating lenses are also widely used in visible and near-infrared applications.
After 19 years of operation, our team has become an expert in producing high-quality customized lenses for customers. We can also provide design assistance, lens component optimization, manufacturability assistance, and design performance testing.
Contact us now to learn more about our products and customized solutions.
Meniscus Lenses
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