| Optical System | Finite optical system |
| Viewing head | Trinocular viewing head, 30° inclined |
| Polarizing Attachment | Polarizer: Sliding in/out of optical path, located on the top of collector<br/> Analyzer: Rotatable analyzer with gradation 0°-90°<br/> Bertrand lens: Bertrand lens, sliding in/out of optical path<br/> Optical Compensator: λ Slip (first class red), 1/4λ Slip, Quartz wedge |
| Eyepiece | Eyepiece WF10X/18 with Division eyepiece 10X/18 mm 0.10 mm/div |
| Objectives | Strain-free plan achromatic objective (no cover glass) PL 5X/0.12, PL L 10X/0.25, PL L40X/0.60 (spring), PL L 60X/0.75 (spring) |
| Revolving round stage | Rotatable stage, Diameter Φ150 mm, 360° graduated (in 1degree increments), minimum retardation resolution 6 inch center adjustable and with tightened |
| Nosepiece | Quadruple (Frontward ball bearing inner locating) |
| Condenser | Abbe condenser NA 1.25 with rack and pinion adjustable mechanism |
| Focusing | Coaxial coarse/fine focus system, with tension adjustable and limit stopper, minimum division of fine focusing: 0.002 mm |
| Reflected Illumination | Rotatable Polarizer 6V, 20 W, halogen lamp, adjustable brightness |
| Transmitted Illumination | Polarizer 360° rotatable, have 0, 90, 180, 270 four scale, Collector for halogen lamp illumination, Illumination 6V, 20W, halogen lamp, adjustable brightness |
| Dimension | 400×280×530 mm |
| Weight | 12 kg |
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