Eyepiece lines (25)
Static, script-free list for people, search engines and AI agents. Machine-readable data: data/eyepieces.json (field reference in SCHEMA.md). Prices are typical new street prices in US dollars; check retailers before buying.
| Product | Focal lengths mm | AFOV ° | Eye relief mm | Barrel | Zoom | USD | Status |
|---|---|---|---|---|---|---|---|
| Baader Planetarium Classic Ortho A traditional four-element orthoscopic line with a narrow 42-degree field in five sizes from 6 to 25 mm, typically chosen for planetary, lunar and double-star viewing. | 6, 9, 12.5, 18, 25 | 42 | 4 | 1.25in | no | 90 | current |
| Baader Planetarium Hyperion A 68-degree eyepiece line with 20 mm of eye relief and dual 1.25- and 2-inch barrels, sold in seven focal lengths from 5 to 24 mm. | 5, 8, 10, 13, 17, 21, 24 | 68 | 20 | 1.25in, 2in | no | 240 | current |
| Baader Planetarium Hyperion Zoom Mark IV A 1.25-inch zoom eyepiece covering 8 to 24 mm that gives a 68-degree field at its shortest setting and about 40 degrees at 24 mm. | 8, 24 | 68 | 15 | 1.25in | yes | 320 | current |
| Baader Planetarium Morpheus A 76-degree eyepiece line with roughly 18 to 23 mm of eye relief and dual 1.25- and 2-inch barrels, sold in six sizes from 4.5 to 17.5 mm. | 4.5, 6.5, 9, 12.5, 14, 17.5 | 76 | 17.5 | 1.25in, 2in | no | 320 | current |
| BST StarGuider ED A widely owned 60-degree, 1.25-inch eyepiece line using ED glass, sold in six sizes from 5 to 25 mm with roughly 16 to 20 mm of eye relief. | 5, 8, 12, 15, 18, 25 | 60 | 16 | 1.25in | no | 75 | current |
| Celestron 8-24 mm Zoom A 1.25-inch zoom eyepiece covering 8 to 24 mm, giving roughly a 60-degree field at the short end and about 40 degrees at 24 mm. | 8, 24 | 60 | 15 | 1.25in | yes | 110 | current |
| Celestron Luminos Celestron's 82-degree wide-field line in six sizes from 7 to 31 mm, with 1.25-inch barrels on the shorter sizes and 2-inch barrels on the longer ones. | 7, 10, 15, 19, 23, 31 | 82 | 15 | 1.25in, 2in | no | 170 | current |
| Celestron Omni Plössl Celestron's standard Plössl line with a 52-degree field, offered in ten sizes from 4 to 56 mm and a common upgrade over eyepieces bundled with entry-level telescopes. | 4, 6, 9, 12, 15, 20, 25, 32, 40, 56 | 52 | 3 | 1.25in, 2in | no | 30 | current |
| Celestron X-Cel LX A 60-degree line in 1.25-inch barrels with about 16 mm of eye relief, sold in seven focal lengths from 2.3 to 25 mm and suited to planets and general use. | 2.3, 5, 7, 9, 12, 18, 25 | 60 | 16 | 1.25in | no | 110 | current |
| Explore Scientific 52° Series A 52-degree eyepiece line in nine focal lengths from 3 to 40 mm, with gas-purged waterproof bodies and about 15 mm of eye relief on the shorter sizes. | 3, 4.5, 6.5, 10, 15, 20, 25, 30, 40 | 52 | 15 | 1.25in, 2in | no | 100 | current |
| Explore Scientific 62° Series A 62-degree eyepiece line in seven focal lengths from 5.5 to 40 mm, with gas-purged waterproof bodies and 2-inch barrels on the 32 and 40 mm. | 5.5, 9, 14, 20, 26, 32, 40 | 62 | 10 | 1.25in, 2in | no | 140 | current |
| Explore Scientific 68° Series A 68-degree eyepiece line in five focal lengths from 16 to 40 mm, with gas-purged waterproof bodies and 2-inch barrels on the longer sizes. | 16, 24, 28, 34, 40 | 68 | 12 | 1.25in, 2in | no | 220 | current |
| Explore Scientific 82° Series An 82-degree wide-field line with gas-purged waterproof bodies, sold in eight focal lengths from 4.5 to 30 mm, with 1.25-inch barrels to 14 mm and 2-inch barrels above. | 4.5, 6.5, 8.5, 11, 14, 18, 24, 30 | 82 | 13 | 1.25in, 2in | no | 290 | current |
| Explore Scientific 92° Series A 92-degree, 2-inch eyepiece line offered in 12 mm and 17 mm sizes, with gas-purged waterproof bodies and a large, heavy build. | 12, 17 | 92 | 15 | 2in | no | 550 | current |
| Explore Scientific 100° Series A 100-degree, 2-inch eyepiece line in five sizes from 5.5 to 25 mm, with gas-purged waterproof bodies, positioned as a lower-cost rival to the Tele Vue Ethos. | 5.5, 9, 14, 20, 25 | 100 | 12 | 2in | no | 500 | current |
| Pentax XW A 70-degree eyepiece line with a constant 20 mm of eye relief, sold in eight focal lengths from 3.5 to 40 mm, with 2-inch barrels on the 30 and 40 mm. | 3.5, 5, 7, 10, 14, 20, 30, 40 | 70 | 20 | 1.25in, 2in | no | 340 | current |
| SVBONY SV215 Zoom A 1.25-inch planetary zoom eyepiece covering 3 to 8 mm with click stops and a 56-degree field, aimed at high-power Moon and planet viewing. | 3, 8 | 56 | 10 | 1.25in | yes | 90 | current |
| Tele Vue DeLite A 62-degree eyepiece line with 20 mm of eye relief at every focal length, sold in seven sizes from 3 to 18.2 mm in 1.25-inch barrels. | 3, 4, 5, 7, 9, 13, 18.2 | 62 | 20 | 1.25in | no | 310 | current |
| Tele Vue Delos A 72-degree Tele Vue eyepiece line with 20 mm of eye relief in a 1.25-inch barrel, sold in eight focal lengths from 3.5 to 17.3 mm. | 3.5, 4.5, 6, 8, 10, 12, 14, 17.3 | 72 | 20 | 1.25in | no | 440 | current |
| Tele Vue Ethos Tele Vue's 100-degree flagship eyepiece line, sold in eight focal lengths from 3.7 to 21 mm in 2-inch barrels with about 15 mm of eye relief. | 3.7, 4.7, 6, 8, 10, 13, 17, 21 | 100 | 15 | 2in | no | 750 | current |
| Tele Vue Nagler Type 6 The compact Type 6 Nagler: an 82-degree field in 1.25-inch barrels, sold in seven sizes from 2.5 to 13 mm with moderate eye relief. | 2.5, 3.5, 5, 7, 9, 11, 13 | 82 | 10 | 1.25in | no | 380 | current |
| Tele Vue Panoptic A 68-degree wide-field line from Tele Vue in seven focal lengths from 15 to 41 mm, with 1.25-inch barrels on the shorter sizes and 2-inch barrels on the longer ones. | 15, 19, 22, 24, 27, 35, 41 | 68 | 10 | 1.25in, 2in | no | 400 | current |
| Tele Vue Plössl A traditional four-element Plössl line from Tele Vue with a 50-degree field, sold in eight focal lengths from 8 to 55 mm; the 55 mm takes a 2-inch focuser. | 8, 11, 15, 20, 25, 32, 40, 55 | 50 | 6 | 1.25in, 2in | no | 140 | current |
| Vixen NPL Vixen's entry-level Plössl line, with a 50-degree field in 1.25-inch barrels, sold in seven focal lengths from 4 to 40 mm. | 4, 6, 8, 20, 25, 30, 40 | 50 | 3 | 1.25in | no | 50 | current |
| Vixen SLV A 50-degree eyepiece line that keeps 20 mm of eye relief at every focal length, sold in ten sizes from 2.5 to 25 mm in 1.25-inch barrels. | 2.5, 4, 5, 6, 9, 10, 12, 15, 20, 25 | 50 | 20 | 1.25in | no | 130 | current |