
Shelyak Star Analyser 200
Description
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Analyser 200 is a high efficiency 200 lines/mm transmission diffraction grating, blazed in the first order. It is mounted in a standard 1.25 inch diameter low profile threaded cell, compatible with most telescopes and accessories as well as thin filter wheels.
The Star Analyser 100 is a high efficiency 100 lines/mm transmission diffraction grating, blazed in the first order. It is mounted in a standard 1....
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