Zeiss Eyepieces-Reticle Diameter-Model List
| Eyepiece | Reticle Diameter (mm) | Model |
|---|---|---|
| E-PL 10x/20 Br. Foc | 26 | - |
| PL 10x/21 Br foc | 26 | - |
| PL 10x/23 Br. Foc | 26 | - |
| WF 10x/18, WF 10X/20 | 23 | Primostar |
| PL16x/16 Br. Foc | 21 | Axio - note this is Huygenian type so effects objective magnification, it adds 12%. |
| W 25x/10 foc | 21 | - |
| PI 10x/20 [#44 40 31] | 21 | AxioScope |
| Kpl-W 10x/18 [#46 40 43-9902] | 21 | 872e |
| PL10x/FN22 | 26mm | . |