Specification
| ITEM | Technical Specifications |
| Total Magnification | 50X-500X |
| Head | 30° Binocular Compensation Body,Interpupillary Adjustable Distance: 55mm～75mm |
| 30° Trinocular compensation Body,Interpupillary Adjustable Distance: 55mm～75mm | |
| Eyepiece: | WF10×/:20mm |
| Metallurgical Plan Objetive (No Cover glass) | 4×/NA0.10.WD=28.5. 10×/NA0.25.WD=28.5、
20×/NA0.40.WD=5.05.L40×(S)/NA0.66.WD=2.46 |
| Auxiliary Objective | 1.25X |
| Nosepiece | Four Holes Nosepiece of Ball Bearing |
| Mechanical Stage | 190mmX145mm，Range：75mmX50mm，Vernier：0.1mm |
| Focusing | the up-stop and Coaxial Coarse /Fine focusing system，Division of Fine Focus Adjustment：0.002mm |
| Filter | Yellow、Green、Blue， |
| C mount | 0.5X |
| Bulb： | 6V/30W Hallogen, Brightness Adjustment, A.C.220V（50Hz） |
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