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Concave lenses are used in glasses for people who are near-sighted.

Convex lenses are used in glasses for people who are far-sighted.

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What does binocular uses?

Binoculars uses lenses for magnification mainly. Two convex lens and prisms are used


What tool besides a telescope in a science lab uses two convex lens?

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Both concave and convex lenses are used in glasses; A microscope, like a reflecting telescope, uses a concave mirror, a plane mirror, and a convex lens; A refracting telescope uses two convex lenses to magnify images in the sky; binoculars use concave lenses to improve detail.


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A reflecting telescope is different from a refracting telescope because a reflecting telescope uses a concave lens, a plane mirror, and a convex lens. While a refracting telescope uses two lens.


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a convex lens is thicker in the center then at the edges. A convex lens acts like a concave mirror, because it focuses rays of light.


What is an optical instrument that uses two convex lenses to allows you to see very small objects?

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