|   Model |   JPL145 | 
        
            |    Eyepiece |   WF10X(Φ18mm) | 
        
            |    Objective |   Achromatic 4X/0.10 |  Standard | 
        
            |   Achromatic 10X/0.25 | 
        
            |   Achromatic 40X/0.65(,Spring) | 
        
            |   Achromatic 100X/1.25(Spring, oil) | 
        
            |   Plan Achromatic 4X/0.10 | Optional | 
        
            |   Plan Achromatic 10X/0.25 | 
        
            |   Plan Achromatic 40X/0.65(Spring) | 
        
            |   Plan Achromatic 100X/1.25( Spring, oil) | 
        
            |    Eyepiece tube | Binocular(Inclination of 30˚), 360° rotatable | 
        
            |   Focus system | Coaxial coarse/fine focus system with up stop, Minimum division of fine focusing: 2μm | 
        
            |    Nosepiece |   Quadruple   (Backward ball bearing inner locating) | 
        
            |    Stage | Rotatable stage(Diameter:Φ120mm) | 
        
            | Analyzer |    Sliding | 
        
            | Polarizer |  rotatable | 
        
            | Abbe Condenser | Rack & pinion adjustable | 
        
            |   Filter |   Frosted filter | 
        
            |   Collector |  For LED lamp | 
        
            |   Light source |    1W LED with brightness control,Optional rechargeable battery,External 5V power adapter or Portable source. |