Model:
| Specification | Model XSB-301P | XSB-301B | XSB-102B | XSB-301A | |
| Viewing Head | Compensation Free Binocular Head inclined at 30° | ||||
| Compensation Free Trinocular Head inclined at 30° | √ | √ | |||
| Sliding Binocular Head inclined at 45° | √ | ||||
| Sliding Trinocular Head inclined at 45° | √ | ||||
| Nosepiece | Ball Beating Quadruple Nosepiece | √ | √ | √ | √ | 
| Eyepiece | Wide Field Plane-scope Eyepiece: WF10X18mm | √ | √ | √ | √ | 
| Objective | Plan Achromatic 4X, 10X, 40X(Spring)100X(Spring, Oil) | √ | |||
| Achromatic 4X, 10X, 40X(Spring)100X(Spring, Oil) | √ | √ | |||
| Achromatic 10X, 20X, 40X(Spring)100X(Spring, Oil) | √ | ||||
| Stage | Double Layer Mechanical Stage 135*140mm | √ | √ | √ | √ | 
| Condenser | Abbe NA1.25 condenser with Iris Diaphragm & filter, rack&pinion adjustment | √ | √ | √ | √ | 
| Illumination | Build-in Illumination, Halogen lamp 6V/20W. Power Suooly 220V | √ | √ | √ | √ | 
| Power Supply | AC110/220V±10%, 50/60HZ | √ | √ | √ | √ | 
| Optional Accessories | Dark field condenser, Phase contrast kit,Constant temperature platform | √ | √ | √ | √ | 
| Package | Each set in styrofoam, to carton for safety | √ | √ | √ | √ | 
| Package | Carton with foam | √ | √ | √ | √ | 
| Package Size | 240*340*400mm | √ | √ | √ | √ | 
| Gross Weight | 7kg | √ | √ | √ | √ |