Own a Refractor? Why you NEED to buy a field flattener right now! Astroworkz 4:52 1 year ago 1 705 Скачать Далее
2 mini-Reviews! Sky-Watcher Evoguide 50 and Evostar 100 field flattener/focal reducer Ed Ting 13:16 3 years ago 16 207 Скачать Далее
Skywatcher Evostar 72ED brief update with OVL field flattener introduction Simplified Astro 6:25 6 years ago 28 599 Скачать Далее
What My Imaging Train Looks Like with a Field Flattener, Camera, and Telescope 🔭 Naztronomy 6:20 8 months ago 1 097 Скачать Далее
Features of the Orion Field Flattener for Short Refractors - Orion Telescopes Orion Telescopes & Binoculars 1:09 10 years ago 3 800 Скачать Далее
Features of the Orion Variable Field Flattener for Short Refractors - Orion Telescopes Orion Telescopes & Binoculars 2:51 7 years ago 4 859 Скачать Далее
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Skywatcher EVO 50ED Guide Scope + Starizona EVO50 Field Flattener Astrophoto BD 11:24 2 months ago 303 Скачать Далее
About Field-Flatteners, Coma Correctors and Reducers | DSLR Astrophotography AstroAddict 6:57 5 years ago 19 143 Скачать Далее
To flat or not to flat? Assembly and discussion about the WO Zenithstar 73 and its Field Flattener! DocAstro 11:46 1 year ago 10 398 Скачать Далее
Back Spacing for Field Flattener and Coma Corrector to Camera AndyofAstro 8:37 2 years ago 2 434 Скачать Далее
Astro Physics 175 refractor Field Flattener problem solved starastronomer 6:59 6 years ago 593 Скачать Далее
William Optics Field Flattener 6A for Z71, GT81 and GT102 telescopes Jenham's Astro 9:35 6 years ago 12 779 Скачать Далее
how to reach focus when using a filter with the skywatcher evoguide 50ED flattener Universe wonders 2:29 6 months ago 923 Скачать Далее
Shuntu ED Field Flattener Binoculars Optical Engineering OTW Adventure 0:29 1 year ago 1 792 Скачать Далее
