Definition of front operating aperture

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Excelitas PCO GmbH - Industrial Camera 11-24 VS LB

Photonics Dictionary

front operating aperture: The restricting aperture located at the front of the lens. It is usually defined as the maximum diameter of the entrance cone at the front vertex, for the specified field of view at infinity focus.

PI Physik Instrumente - Microscope Stages MR ROS 11/24

Sheetak - Cooling at your Fingertip 11/24 MR

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