Frequently Asked Questions

There are three main types of spherical lenses: convex lenses, concave lenses, and meniscus lenses.

Convex lenses are used to collimate diverging light or to focus collimated light.

Concave lenses diverge collimated incident light.

The two curves of the meniscus lens lie in the same direction, resembling a meniscus when viewed in cross-section.

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