Precision Focusing Actuator - Double-ended Cassegrain electric focus module carries two seconday mirrors and is mounted in a vaned spider which rotates to bring the desired secondary into play.

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PR Lichtman Company - New England Boston Massachusetts Engineering - 617.527.0649



PR Lichtman Company - Optics - Double-ended Cassegrain electric focus module carries two seconday mirrors and is mounted in a vaned spider which rotates to bring the desired secondary into play.

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