
| Items | A21.3601 Mono Zoom Video Microscope | A21.3601 | A21.3601 -B3 | A21.3601 -STL7 |
| Head | Monocular | ● | ● | ● |
| C-Mount | 0.5x, W.D.100mm | ● | ● | ● |
| Objective | 0.7x-4.5x | ● | ● | ● |
| Magnification | 0.35x-2.25x, Zoom Power | ● | ● | ● |
| Focusing Type | XLB-A1 Basket Holder, Range 62mm, Mirror Aperture Φ50mm | ● | ● | ● |
| Stand | None, Main Body Only | ● | ||
| B3 Pillar Stand, Column diameter Φ25mm, Height 323mm or 270mm | ● | |||
| STL7 Stand, Diameter Φ25mm, Height 340mm, Size 380x260x20mm | ● | |||
| Items | A21.3601 Mono Zoom Video Microscope Optional Accessories | |||
| C-Mount | 0.35x | |||
| 1.0x | ||||
| Auxiliary Objective | 0.5x | |||
| 2.0x | ||||
| Light Source | LED Ring Lamp | |||
| Eyepiece | Standard Objective 0.7x-4.5x | Auxiliary objective 0.5x | Auxiliary objective 2.0x | |||
| W.D.100mm | W.D.198mm | W.D.46mm | ||||
| Magnification | Field Of View | Magnification | Field Of View | Magnification | Field Of View | |
| 0.35x | 0.245x | 23.0 | 0.1225x | 46.0 | 0.49x | 11.6 |
| 1.575x | 3.0 | 0.7875x | 7.0 | 3.15x | 1.7 | |
| 0.5x | 0.35x | 17.6 | 0.175x | 35.0 | 0.7x | 8.8 |
| 2.25x | 2.7 | 1.125x | 5.0 | 4.5x | 1.3 | |
| 1.0x | 0.7x | 9.0 | 0.35x | 17.6 | 1.4x | 4.0 |
| 4.5x | 1.6 | 2.25x | 3.0 | 9x | 0.7 | |