Astro-Physics EXT327-22.1 (formerly A5020) backfocus spacer for QuadTCC for GTX130. This spacer unify the backfocus required by the QuadTCC focal reducer and set the working distance to 80.8 mm. Without this spacer the working distance varies depending on the telescope used (for GTX130 the working distance is 102.9 mm).
With this spacer it is possible to add standardized adapter for cameras such as the Astro-Physics ADATCCEOS for Canon EOS cameras.
Astro-Physics EXT327-22.1 (formerly A5020) backfocus spacer for QuadTCC for GTX130. This spacer unify the backfocus required by the QuadTCC focal reducer and set the working distance to 80.8 mm. Without this spacer the working distance varies depending on the telescope used (for GTX130 the working distance is 102.9 mm).
With this spacer it is possible to add standardized adapter for cameras such as the Astro-Physics ADATCCEOS for Canon EOS cameras.
Product Status | New |
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Package width | 11 cm |
Package height | 6 cm |
Package depth | 12 cm |