TBLV-U18
| Optical system | Infinity Optical system |
| Head | Compensation Free Binocular,0°-40° inclined adjustment, Interpupillary Distance 55mm-75mm |
| Compensation FreeTrinocular,0°-40° inclined adjustment, Interpupillary Distance 55mm-75mm | |
| Eyepiece | WF10X/22mm |
| Infinity Plan Objective | Infinity Plan 4X |
| Infinity Plan 10X | |
| Infinity Plan 40X, Spring | |
| Infinity Plan 100X/Oil, Spring | |
| Nosepiece | Quintuple Revolving Nosepiece |
| Stage | Double Layer Mechanical,Size 180mmX160mm,Moving Range75mmx50mm |
| Condenser | Swing N.A.1.25 Abbe Condenser with Iris Diaphragm Filter |
| Focusing | Coaxial Coarse and Fine Focusing with Rack and Pinion Mechanism; Fine Focusing Scale Value 0.002mm |
| Collector | Kohler Illumination |
| Light Source | Halogen Bulb12V/30W,12V/50W or 12V100W,AC 85-230V, Adjustble Brightness |
