| 
							 
 Eyepiece | 
						
							 WF10x/Ø18  | 
						
							 ●●  | 
						
							 EP10g  | 
					
| 
							 WF10x/Ø18 (reticle)  | 
						
							 ●  | 
						
							 Epr10b  | 
					|
| 
							 
 Objectives 
  | 
						
							 Infinite Achromatic Objectives 4x/0.1 Stressless  | 
						
							 ●  | 
						
							 B-OAi4b  | 
					
| 
							 Infinite Achromatic Objectives 10x/0.25 Stressless  | 
						
							 ●  | 
						
							 B-OAi10b  | 
					|
| 
							 Infinite Achromatic Objectives 40x/0.65 Stressless  | 
						
							 ●  | 
						
							 B-OAi40b  | 
					|
| 
							 Infinite Achromatic Objectives 100x/1.25 (oil) Stressless  | 
						
							 ●  | 
						
							 B-OAoi100b  | 
					|
| 
							 Main body  | 
						
							 Quadruple Nosepiece (center adjustable) Coaxial Coarse and Fine Focusing Knobs (fine knob0.002mm) Stage 360° Rotatable with fixing thumb screw, Lattice-valued: 1°, precision:6’  | 
						
							 ●  | 
						
							 A14b  | 
					
							Head | 
						
							 Seidentopf Binocular Head (or trinocular) Inclined 30°, Rotatable 360° Interpupilary Distance: 52-75mm Middle Drawtube Middle drawtube: movable optical path,with inner fixed polarizer with changeable polarizing direction, 100°rotatable,cursor lattice 6′, with Bertrand lens switch turntable; withλ/4 wave plate,λ wave plate and quartz fid (Ⅰ-Ⅳ)  | 
						
							 ●  | 
						
							 TBR20  | 
					
| 
							 Polarizer  | 
						
							 With fixing device and movable optical path  | 
						
							 ●  | 
						
							 C32  | 
					
| 
							 Collector  | 
						
							 
  | 
						
							 ●  | 
						
							 COL03  | 
					
| 
							 
 Base  | 
						
							 Bulb: Halogen Tungsten Lamp 6V20W, Fuse: Ø5X20/2A, Input voltage: AC85V-265V, 50HZ/60HZ, Output voltage: DC1.4V-6V Maximum output power 20W  | 
						
							 ●  | 
						
							 B32  | 
					
| 
							 
  | 
						
							 0.01 Micrometer  | 
						
							 
  | 
						
							 
  | 
					
| 
							 
  | 
						
							 Moving Scaling  | 
						
							 
  | 
						
							 
  |