Definition of Gregorian telescope

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Photonics Spectra BioPhotonics Vision Spectra Virtual Events & Summits Educational Institutions Add/Update Your Listing Exhibitor Listing Portal Become an Exhibitor Buyers' Guide Print Edition Marketplace Help

PI Physik Instrumente - Microscope Stages LB ROS 11/24

Photonics Dictionary

Gregorian telescope

A telescope with an ellipsoidal secondary concave mirror that reflects rays from a parabolic primary mirror through an opening in the center of the primary, where the image is viewed with an eyepiece.

Edmund Optics - Manufacturing Services 8/24 MR

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