featured Meniscus Lens Guide: Positive vs. Negative & Applications
A meniscus lens has one convex surface and one concave surface — the shape gives it its name, since it looks like a crescent moon in cross-section. Meniscus lenses are rarely used on their own; they're almost always paired with other lenses to correct aberration and refine an existing light path. Key Specifications at a Glance Parameter Typical Value Substrate N-BK7, UV...
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