Technical Parameters:
| 
			 Model  | 
			
			 BMM-1000  | 
			
			 BMM-2000  | 
		|
| 
			 Optical System  | 
			
			 Infinite optical system  | 
			
			 /  | 
			
			 √  | 
		
| 
			 Viewing Head  | 
			
			 Siedentopf binocular viewing head, inclined at 30°, 360° rotatable, Interpupillary 48~75mm  | 
			
			 √  | 
			
			 √  | 
		
| 
			 Siedentopf trinocular viewing head, inclined at 30°, 360° rotatable, Interpupillary 48~75mm  | 
			
			 ●  | 
			
			 ●  | 
		|
| 
			 Eyepiece  | 
			
			 WF10x/18  | 
			
			 \  | 
		|
| 
			 P16x/11  | 
			
			 ●  | 
			
			 \  | 
		|
| 
			 WF10x/20  | 
			
			 \  | 
			
			 √  | 
		|
| 
			 WF15x/16  | 
			
			 \  | 
			
			 ●  | 
		|
| 
			 Objective  | 
			
			 Achromatic objective 4x, 10x, 40x,100x  | 
			
			 √  | 
			
			 \  | 
		
| 
			 Plan achromatic objective4x, 10x, 40x,100x  | 
			
			 ●  | 
			
			 \  | 
		|
| 
			 Infinite plan achromatic objective20X,60X  | 
			
			 \  | 
			
			 ●  | 
		|
| 
			 Infinite plan achromatic objective4X,10X, 40X, 100X  | 
			
			 ●  | 
			
			 √  | 
		|
| 
			 Nosepiece  | 
			
			 Quadruple nosepiece  | 
			
			 √  | 
			
			 \  | 
		
| 
			 Backward quadruple nosepiece  | 
			
			 \  | 
			
			 √  | 
		|
| 
			 Backward quintuple nosepiece  | 
			
			 \  | 
			
			 ●  | 
		|
| 
			 Focusing  | 
			
			 Coaxial coarse & fine adjustment,fine division 0.002mm,coarse stroke 37.7mm per rotation,fine stroke 0.2mm per rotation .moving range 20mm  | 
			
			 √  | 
			
			 \  | 
		
| 
			 Stage  | 
			
			 Double layers mechanical stage:132*142mm, moving range:75*40mm  | 
			
			 √  | 
			
			 \  | 
		
| 
			 Rectangular 230*150mm stage, moving range:78*54mm, using low-positioned X/Y coaxial control knob  | 
			
			 \  | 
			
			 √  | 
		|
| 
			 Condenser  | 
			
			 Abbe condenser NA1.25 with aperture diaphragm  | 
			
			 √  | 
			
			 √  | 
		
| 
			 Illumination  | 
			
			 S-LED Illumination, brightness adjustable  | 
			
			 √  | 
			
			 √  | 
		
| 
			 12V/20W Halogen lamp, brightness adjustable  | 
			
			 ●  | 
			
			 ●  | 
		|
| 
			 Kohler illumination  | 
			
			 ●  | 
			
			 ●  | 
		|
| 
			 Power Supply  | 
			
			 110-220V, 50/60HZ  | 
			
			 √  | 
			
			 √  | 
		
| 
			 Accessories  | 
			
			 Photo attachment, video attachment  | 
			
			 ●  | 
			
			 ●  | 
		
| 
			 Dark field condensor  | 
			
			 ●  | 
			
			 \  | 
		|
| 
			 Polarization set, phase contrast kit  | 
			
			 \  | 
			
			 ●  | 
		|
| 
			 Package Size  | 
			
			 323*264*440mm(BMM-1000), 380*260*510mm(BMM-2000)  | 
			
			 √  | 
			
			 √  | 
		
| 
			 Gross Weight  | 
			
			 6.5kg(BMM-1000), 10kg(BMM-2000)  | 
			
			 √  | 
			
			 √  |