{"product_id":"lunt-lunt-zoom-eyepiece","title":"Lunt Zoom Eyepiece","description":"\u003ch2 data-start=\"0\" data-end=\"48\" style=\"text-align: center;\"\u003eLunt Zoom Eyepiece (7.2–21.5 mm) – Flat-Field\u003c\/h2\u003e\n\u003cul data-start=\"50\" data-end=\"885\"\u003e\n\u003cli data-start=\"50\" data-end=\"224\"\u003e\n\u003cp data-start=\"52\" data-end=\"224\"\u003eOne eyepiece, many targets: \u003cstrong data-start=\"80\" data-end=\"101\"\u003econtinuously zoom\u003c\/strong\u003e from \u003cstrong data-start=\"107\" data-end=\"128\"\u003e21.5 mm to 7.2 mm\u003c\/strong\u003e to frame full-disk solar, lunar vistas, and tight planetary detail without swapping eyepieces\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"225\" data-end=\"367\"\u003e\n\u003cp data-start=\"227\" data-end=\"367\"\u003e\u003cstrong data-start=\"227\" data-end=\"248\"\u003eFlat-field design\u003c\/strong\u003e delivers edge-to-edge clarity—great for solar limb sweeps, sunspot groups, and crisp lunar\/planetary work after dark\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"368\" data-end=\"524\"\u003e\n\u003cp data-start=\"370\" data-end=\"524\"\u003e\u003cstrong data-start=\"370\" data-end=\"395\"\u003eUltra-low reflectance\u003c\/strong\u003e: coated with \u003cstrong data-start=\"409\" data-end=\"440\"\u003e0.1% anti-reflective layers\u003c\/strong\u003e—the same coating spec used on Lunt etalons—for high contrast and minimal ghosting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"525\" data-end=\"669\"\u003e\n\u003cp data-start=\"527\" data-end=\"669\"\u003e\u003cstrong data-start=\"527\" data-end=\"543\"\u003eDay or night\u003c\/strong\u003e ready: tuned for \u003cstrong data-start=\"561\" data-end=\"594\"\u003eH-alpha, CaK, and white-light\u003c\/strong\u003e observing, and equally at home on lunar, planetary, and deep-sky targets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"670\" data-end=\"790\"\u003e\n\u003cp data-start=\"672\" data-end=\"790\"\u003e\u003cstrong data-start=\"672\" data-end=\"688\"\u003e1.25\" barrel\u003c\/strong\u003e integrates with most focusers\/diagonals and keeps your solar\/nightside kit lightweight and balanced\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"791\" data-end=\"885\"\u003e\n\u003cp data-start=\"793\" data-end=\"885\"\u003eComfortable \u003cstrong data-start=\"805\" data-end=\"825\"\u003e15 mm eye relief\u003c\/strong\u003e supports relaxed, long sessions and quick outreach focusing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-start=\"887\" data-end=\"903\"\u003eSpecifications\u003c\/h1\u003e\n\u003cul data-start=\"904\" data-end=\"1394\"\u003e\n\u003cli data-start=\"904\" data-end=\"970\"\u003e\n\u003cp data-start=\"906\" data-end=\"970\"\u003e\u003cstrong data-start=\"906\" data-end=\"929\"\u003eFocal Length Range:\u003c\/strong\u003e \u003cstrong data-start=\"930\" data-end=\"950\"\u003e7.2 mm – 21.5 mm\u003c\/strong\u003e (continuous zoom)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"971\" data-end=\"1001\"\u003e\n\u003cp data-start=\"973\" data-end=\"1001\"\u003e\u003cstrong data-start=\"973\" data-end=\"989\"\u003eBarrel Size:\u003c\/strong\u003e \u003cstrong data-start=\"990\" data-end=\"999\"\u003e1.25\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1002\" data-end=\"1060\"\u003e\n\u003cp data-start=\"1004\" data-end=\"1060\"\u003e\u003cstrong data-start=\"1004\" data-end=\"1015\"\u003eOptics:\u003c\/strong\u003e \u003cstrong data-start=\"1016\" data-end=\"1039\"\u003e7 lenses \/ 4 groups\u003c\/strong\u003e, flat-field design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1061\" data-end=\"1140\"\u003e\n\u003cp data-start=\"1063\" data-end=\"1140\"\u003e\u003cstrong data-start=\"1063\" data-end=\"1076\"\u003eCoatings:\u003c\/strong\u003e \u003cstrong data-start=\"1077\" data-end=\"1101\"\u003e0.1% anti-reflective\u003c\/strong\u003e coatings (same spec as Lunt etalons)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1141\" data-end=\"1212\"\u003e\n\u003cp data-start=\"1143\" data-end=\"1212\"\u003e\u003cstrong data-start=\"1143\" data-end=\"1170\"\u003eApparent Field of View:\u003c\/strong\u003e \u003cstrong data-start=\"1171\" data-end=\"1189\"\u003e~53° at 7.2 mm\u003c\/strong\u003e, \u003cstrong data-start=\"1191\" data-end=\"1210\"\u003e~40° at 21.5 mm\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1213\" data-end=\"1242\"\u003e\n\u003cp data-start=\"1215\" data-end=\"1242\"\u003e\u003cstrong data-start=\"1215\" data-end=\"1230\"\u003eEye Relief:\u003c\/strong\u003e \u003cstrong data-start=\"1231\" data-end=\"1240\"\u003e15 mm\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1243\" data-end=\"1291\"\u003e\n\u003cp data-start=\"1245\" data-end=\"1291\"\u003e\u003cstrong data-start=\"1245\" data-end=\"1267\"\u003eDiameter \/ Height:\u003c\/strong\u003e \u003cstrong data-start=\"1268\" data-end=\"1277\"\u003e47 mm\u003c\/strong\u003e \/ \u003cstrong data-start=\"1280\" data-end=\"1289\"\u003e82 mm\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1292\" data-end=\"1394\"\u003e\n\u003cp data-start=\"1294\" data-end=\"1394\"\u003e\u003cstrong data-start=\"1294\" data-end=\"1308\"\u003eUse Cases:\u003c\/strong\u003e Solar (H-alpha, CaK, white light) and nighttime (lunar, planetary, general observing)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-start=\"1396\" data-end=\"1416\"\u003eWhat’s in the Box?\u003c\/h1\u003e\n\u003cul data-start=\"1417\" data-end=\"1493\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-start=\"1417\" data-end=\"1466\"\u003e\n\u003cp data-start=\"1419\" data-end=\"1466\"\u003e\u003cstrong data-start=\"1419\" data-end=\"1464\"\u003eLunt 7.2–21.5 mm Flat-Field Zoom Eyepiece\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1467\" data-end=\"1493\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"1469\" data-end=\"1493\" data-is-last-node=\"\"\u003e\u003cstrong data-start=\"1469\" data-end=\"1493\" data-is-last-node=\"\"\u003eProtective dust caps\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":50952867840320,"sku":"LS7-21ZE","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0717\/9904\/6464\/files\/Lunt-Zoom-Eyepiece-main_b18e1f98-0eca-40b1-9cc6-fa21f6b2ec82.jpg?v=1756484062","url":"https:\/\/astroworldtelescopes.com\/products\/lunt-lunt-zoom-eyepiece","provider":"Astroworld Telescopes","version":"1.0","type":"link"}