| Astro-Tech .72X Reducer for AT152EDT (AT152FF) | Accessory | 1 | 1 |
| Astro-Tech .8X Reducer for 60ED (ATRF60) | Accessory | 18 | 134 |
| Astro-Tech .8X Reducer for 72EDII (ATRF72) | Accessory | 26 | 224 |
| Astro-Tech .8X Reducer for AT102ED (AT102EDRF) | Accessory | 5 | 25 |
| Astro-Tech .8X Reducer for AT102EDL (AT102EDLRF) | Accessory | 2 | 3 |
| Astro-Tech .8X Reducer for AT115EDT (ATREDT15) + 1 variants | Accessory | 29 | 166 |
| Astro-Tech .8X Reducer for AT125EDL (AT125EDLRF) | Accessory | 4 | 6 |
| Astro-Tech .8X Reducer for AT80ED (AT80EDRF) | Accessory | 7 | 59 |
| Astro-Tech .8X Reducer for AT80EDT (ATREDT8) | Accessory | 13 | 63 |
| Astro-Tech .8X Reducer for F6 (ATR8) | Accessory | 14 | 229 |
| Astro-Tech .8X Reducer Version II for AT130EDT (ATREDT30V2) | Accessory | 19 | 178 |
| Astro-Tech .8x Reducer/Field Flattener | Accessory | 33 | 292 |
| Astro-Tech .8X Reducer/Field Flattener for AT90CFT (AT92CFTRF) | Accessory | 1 | 13 |
| Astro-Tech 0.8X Reducer/Field Flattener For AT130EDT Triplet APO Refractor Version II | Accessory | 4 | 18 |
| Astro-Tech 30mm f/4 guide scope | Telescope or lens | 1 | 1 |
| Astro-Tech AT102ED | Telescope or lens | 19 | 245 |
| Astro-Tech AT102EDL | Telescope or lens | 9 | 98 |
| Astro-Tech AT106EDT | Telescope or lens | 12 | 163 |
| Astro-Tech AT10INT | Telescope or lens | 0 | 0 |
| Astro-Tech AT10RC | Telescope or lens | 18 | 400 |
| Astro-Tech AT10RCF | Telescope or lens | 9 | 124 |
| Astro-Tech AT10RCT | Telescope or lens | 6 | 130 |
| Astro-Tech AT111EDT | Telescope or lens | 22 | 181 |
| Astro-Tech AT115EDT | Telescope or lens | 118 | 1349 |
| Astro-Tech AT125EDL | Telescope or lens | 4 | 33 |
| Astro-Tech AT127EDT | Telescope or lens | 1 | 13 |
| Astro-Tech AT12INT | Telescope or lens | 1 | 1 |
| Astro-Tech AT12RC | Telescope or lens | 6 | 30 |
| Astro-Tech AT12RCT | Telescope or lens | 2 | 8 |
| Astro-Tech AT130EDT | Telescope or lens | 68 | 1103 |
| Astro-Tech AT14RCT | Telescope or lens | 1 | 45 |
| Astro-Tech AT152EDT | Telescope or lens | 4 | 23 |
| Astro-Tech AT16RCT | Telescope or lens | 2 | 1 |
| Astro-Tech AT20RCT | Telescope or lens | 0 | 0 |
| Astro-Tech AT2FF field flattener | Accessory | 33 | 286 |
| Astro-Tech AT60ED | Telescope or lens | 87 | 594 |
| Astro-Tech AT60FF field flattener | Accessory | 7 | 29 |
| Astro-Tech AT60GS Photoguide | Telescope or lens | 30 | 279 |
| Astro-Tech AT65EDQ | Telescope or lens | 112 | 1209 |
| Astro-Tech AT65Q | Telescope or lens | 1 | 1 |
| Astro-Tech AT66ED | Telescope or lens | 33 | 595 |
| Astro-Tech AT6CC | Telescope or lens | 0 | 0 |
| Astro-Tech AT6IN | Telescope or lens | 8 | 87 |
| Astro-Tech AT6RC | Telescope or lens | 57 | 336 |
| Astro-Tech AT70ED | Telescope or lens | 12 | 51 |
| Astro-Tech AT72ED + 1 variants | Telescope or lens | 203 | 2163 |
| Astro-Tech AT80ED | Telescope or lens | 40 | 255 |
| Astro-Tech AT80EDL | Telescope or lens | 1 | 0 |
| Astro-Tech AT80EDT | Telescope or lens | 48 | 740 |
| Astro-Tech AT8CC | Telescope or lens | 0 | 0 |
| Astro-Tech AT8IN | Telescope or lens | 28 | 780 |
| Astro-Tech AT8RC | Telescope or lens | 74 | 1092 |
| Astro-Tech AT8RCS | Telescope or lens | 1 | 2 |
| Astro-Tech AT90CFT | Telescope or lens | 5 | 40 |
| Astro-Tech AT90EDT | Telescope or lens | 13 | 113 |
| Astro-Tech AT92 | Telescope or lens | 19 | 283 |
| Astro-Tech SCT F/6.3 Focal Reducer (ATSCTFR) | Accessory | 1 | 2 |
