Glossary
- astronomical telescope An astronomical telescope is a type of optical instrument designed to gather and magnify light from distant celestial objects for observation and analysis. It typically consists of two main optical components: an objective lens or mirror, and an...
- telescope An afocal optical device made up of lenses or mirrors, usually with a magnification greater than unity, that renders distant objects more distinct, by enlarging their images on the retina.
- line of sight The line of vision; the optical axis of a telescope or other observation system. The straight line connecting the object and the objective lens of the viewing device.
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