- Optical system: Infinite optical system
- Viewing head: Compensation free trinocular head, inclined at 30°, interpupillary distance 47-78 mm (1 pcs); Compensation free binocular head, inclined at 30°, interpupillary distance 47-78 mm (9 pcs)
- Eyepiece: SW10X/22mm
- Viewing head: Dual seidentopf type binocular head, inclined at 30°, 360° rotation, interpupillary distance 50-75 mm
- Eyepiece: WF10X/20mm
- Nosepiece: Quintuple click-stop revolving mechanism with multiple ball bearing
- Viewing head: Sliding type binocular head, Inclined at 45° (5 pcs)
- Eyepiece: Wide field eyepiece WF10X (10 pcs)
- Nosepiece: Quadruple nosepiece
- Optical system: Infinite optical system
- Viewing head: Compensation free trinocular head, inclined at 30°, 360° rotable, interpupillary distance 48-75 mm (1 pcs)
- Eyepiece: Extra wide field eyepiece EW10X/20mm (10 pcs)
- Viewing head: Sliding Binocular Head, lnclined at 45°; Monocular Head, lnclined at 45°
- Eyepiece: Wide Field Eyepiece WF10X (4pcs)
- Nosepiece: Quadruple Nosepiece
- Optical system: Infinity corrected optical system
- Viewing head: 1pc of Compensation free trinocular head inclined at 30°, 360° rotation, Interpupillary distance 48-75mm, diopter adjustment +/- 5; 1pc of Compensation free binocular head inclined at 30°, 360° rotation, Interpupillary distance 48-75mm, diopter adjustment +/-5
- Eyepiece: 4pc of Extra wide field eyepiece EW10X/22, eyepiece tube 30mm
- Optical system: Infinity corrected optical system
- Viewing head: 1pc of Compensation free trinocular head inclined at 30°, 360° rotation, Interpupillary distance 48-75mm, diopter adjustment +/- 5
- Eyepiece: 4pc of extra wide field eyepiece EW10X/22, eyepiece tube 30mm
- Optical system: Infinity corrected optical system
- Viewing head: 1pc of Compensation free trinocular head inclined at 30°, 360° rotation, Interpupillary distance 48-75mm, diopter adjustment +/- 5
- Eyepiece: 6pcs of extra wide field eyepiece EW10X/22, eyepiece tube 30mm
- Optical system: Infinity corrected optical system
- Viewing head: 1pc of Compensation free trinocular head inclined at 30°, 360° rotation, Interpupillary distance 48-75mm, diopter adjustment +/- 5
- Eyepiece: 10pcs of Extra wide field eyepiece EW10X/22, eyepiece tube 30mm
