Biological microscopes
| Specification | A11.1120-A | A11.1120-B | A11.1120-C | |
| Head | Monocular Head.Inclined at 45 grad. | + | - | - |
| Head | Compensation Free Binocular Head .Inclined at 30 grad.(55mm-75mm) | - | + | - |
| Head | Compensation Free Trinocular Head at 30 grad. (55mm-75mm) | - | - | + |
| Eyepiece | WF10X/18mm | + | + | + |
| Objective | Achromatic 4X | + | + | + |
| Objective | Achromatic 10X | + | + | + |
| Objective | Achromatic 40X, Spring | + | + | + |
| Objective | Achromatic 100X, Spring, Oil | + | + | + |
| Nosepiece | Backwaord Quadruple Revolving Nosepiece | + | + | + |
| Stage | Double layer Mechanical Stage:125mmx130mm Moving Range:70mm x 30mm | + | + | + |
| Condenser | Abbe Condenser N.A.=1.25, with Iris Diaphragm and Filter | + | + | + |
| Focusing | Coaxial Coarse & Fine Focusing Knobs. Fine focusing scale:0.002mm Focusing rang:30mm | + | + | + |
| Light Source | Halogen bulb 6V/20W Adjustable Brightness,220V/110V | + | + | + |
| Optional Accessory | Eyepiece: WF16X,WF20X,P16X CCD adpater LED illumination Dual Viewing Head | O | O | O |
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