| Order No. | Specification | XDS-4B |
| XDS-4B | Microscope Frame | ● |
| MS1A | Trinocular Tube, Interpupillary distance 48-75mm, 45°inclined,diopter adjustable. | ● |
| E1022PC | WF10X/22mm Plan Eyepiece, High eye-point diopter adjustable | ●● |
| E1020RA | WF10X/20mm Reticule Eyepiece, High eye-point up to 21mm | ○ |
| DZ3 | Centering Telescope | ● |
| E1613PB | 16X/13mm Eyepiece | ○○ |
| WB-P4C | 4X Infinity Long WD Plan Objectives | ○ |
| WB-L10B | 10X Infinity Long WD Plan Objectives | ● |
| WB-L20B | 20 X Infinity Long WD Plan Objectives | ● |
| WB-L40B | 40X Infinity Long WD Plan Objectives | ● |
| WB-L60B | 60 X Infinity Long WD Plan Objectives | ○ |
| WB-LPHp10B | 10X Infinity Plan Phase-Contrast Positive Objectives | ○ |
| WB-LPHp20B | 20X Infinity Plan Phase-Contrast Positive Objectives | ● |
| WB-LPHp40B | 40X Infinity Plan Phase-Contrast Positive Objectives | ○ |
| WB-LPHn10B | 10X Infinity Plan Phase-Contrast Negative Objectives | ○ |
| WB-LPHn20B | 20X Infinity Plan Phase-Contrast Negative Objectives | ○ |
| WB-LPHn40B | 40X Infinity Plan Phase-Contrast Negative Objectives | ○ |
| DLST1 | Multi-functional Semi-reflector | ● |