40x-600x Trinocular Head Transmission Research Polarizing Microscope Series with Infinity Optics  (BM-148PLT)

1. Viewing Head 
   Compensation Free Trinocular Head Inclined at 30°(55mm-75mm) 
2. Eyepiece 
   10×Gridding Eyepiece 
   10×eyepiece with reticule 
   WF10×/22mm 
3. Nosepiece 
   Quintuple Nosepiece with centering adjustable 
4. Objective 
     Stress-free Infinity Plan Objectives: 4×,10×,25×,40×(s),60 ×(s) 
5. Stage: Rotary stage ,Size: 172mm ,Moving Range:360°
6. Condenser:Swing type N.A.1.25 Abbe condenser with iris diaphragm 
7. Testing Piece 
   Gypsum 1λ testing piece 
   Mica 1/4λ 
   Quartz wedge testing piece 
8. Focusing 
   Coaxial coarse & fine focusing   adjustmen. With rack and pinion  
   mechanism. Fine focusing scale value 0.002mm  
9. Illuminator: High brightness fixed illumination 
10. Light Source:Halogen Bulb 6V/30W.AC85V230V, Adjustable Brightness 
11. Checking Tool 
    0.01mm Micrometer