Definition of objective

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DataRay Inc. - ISO 11146-Compliant Laser Beam Profilers

Photonics Dictionary

objective: The optical element that receives light from the object and forms the first or primary image in telescopes and microscopes. In cameras, the image produced by the objective is the final image. In telescopes and microscopes, when used visually, the image formed by the objective is magnified by an eyepiece.

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