{"product_id":"daystar-63mm-off-axis-erf-solar-filter-244mm-cap-e-244f63","title":"DayStar 63mm Off-Axis ERF Energy Rejection Filter with 244mm Cap (SCT) | Telescope Wolves","description":"\u003cp\u003eOff-axis ERF for Schmidt-Cassegrain telescopes with a 244mm cap. The DayStar 63mm Off-Axis ERF (E-244F63) uses a smaller-aperture off-axis design to reduce solar energy entering an SCT telescope before reaching the Quantum etalon — enabling safe H-Alpha solar observation on large-aperture SCT instruments. Ships free to the US.\u003c\/p\u003e","brand":"Daystar","offers":[{"title":"Default Title","offer_id":44583819477026,"sku":"E-244F63","price":550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/6968\/5282\/files\/DayStar_63mm_Off-Axis_ERF_Energy_Rejection_Filter_with_Cell_244mm_Cap_Safe_Solar_Viewing_Upgrade_for_SCT_Telescopes_E-244F63.jpg?v=1774171629","url":"https:\/\/telescopewolves.com\/products\/daystar-63mm-off-axis-erf-solar-filter-244mm-cap-e-244f63","provider":"Telescope Wolves","version":"1.0","type":"link"}