| Specification list | Specification | DM-6S | DM-3S | 
| Viewing head | Inclined binocular head | ● | ● | 
| 
 | Head 360° rotatable | ● | ● | 
| 
 | Built-in COMS (1.3M Pixel) | ● | ● | 
| Eyepiece | WF5X/Φ16 | ○ | ○ | 
| 
 | WF10X/Φ20 | ● | 
 | 
| 
 | WF15X/Φ15 | ○ | ○ | 
| 
 | WF20X/Φ10 | ○ | ○ | 
| 
 | SWF10X/Φ23 | 
 | ○ | 
| 
 | HWF10X/Φ22 | 
 | ● | 
| Objective | 2X/4X | ● | 
 | 
| 
 | 1X/2X,1X/3X | ○ | 
 | 
| 
 | Zoom magnification 1X-4X | 
 | ● | 
| Focusing | Coarse focus adjustment system | ● | ● | 
| 
 | Coaxial coarse & Fine focus adjustment system | 
 | ○ | 
| Incident light | Halogen lamp 12V/10W | ● | ● | 
| 
 | LED lamp (3.2V20mA)x3 | ○ | 
 | 
| 
 | LED lamp 3.2V1W | ○ | ○ | 
| Transmitted light | Halogen lamp 12V/10W | ● | ● | 
| 
 | LED lamp (3.2V 60mA) | ○ | ○ | 
| Brightness adjustable system | ● | ● | |
| ● standard ○ optional | |||