| Items | Specification | X-OF12 | X-OF14 |
| Eyepiece | WF10×-20 mm | ●● | ●● |
| WF16×-13 mm | ○○ | ○○ | |
| WF10×-20 mm (Reticule 0.1mm) | ○ | ○ | |
| Infinity Plan Objective | 4× | ● | ● |
| 10× | ● | ● | |
| 20×(S) | ● | ● | |
| 40×(S) | ● | ● | |
| 100×(Oil)(S) | ● | ● | |
| Seidentopf Binocular Head | Inclined 30°,Rotatable 360°, Interpupilary Distance 50-75mm | ○ | ○ |
| Trinocular Head | Inclined 30°, Rotatable 360°, Interpupilary Distance: 55-75mm, Light Distribution: 0:100 | ● | ● |
| Nosepiece | Quirtuple | ● | ● |