





| 
				 Optical system  | 
			
				 
  | 
			
				 finite/infinite  | 
			
				 finite/infinite  | 
			
				 finite  | 
			
				 finite  | 
			
				 finite  | 
		
| 
				 Positive/negative phase contrast plan objective  | 
			
				 
  | 
			
				 10X/20X 40X/100X  | 
			
				 10X/20X 40X/100X  | 
			
				 10X/20X 40X/100X  | 
			
				 Binocular 10X/40X  | 
			
				 Monocular 10X-100X  | 
		
| 
				 Field of view  | 
			
				 
  | 
			
				 Bright/dark field  | 
			
				 Bright/dark field  | 
			
				 Bright/dark field  | 
			
				 Bright field  | 
			
				 Bright field  | 
		
| 
				 Condenser  | 
			
				 
  | 
			
				 1.25  | 
			
				 1.25  | 
			
				 1.25  | 
			
				 1.25  | 
			
				 1.25  | 
		
| 
				 Centering telescope diameter  | 
			
				 mm  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
		
| 
				 Iris diaphragm diameter  | 
			
				 mm  | 
			
				 Ø1-30  | 
			
				 Ø1-30  | 
			
				 Ø1-30  | 
			
				 Ø1-30  | 
			
				 -  | 
		

| 
				 Optical system  | 
			
				 
  | 
			
				 finite/infinite  | 
			
				 finite/infinite  | 
			
				 finite  | 
			
				 finite  | 
			
				 finite  | 
		
| 
				 Positive/negative phase contrast plan objective  | 
			
				 
  | 
			
				 10X/20X 40X/100X  | 
			
				 10X/20X 40X/100X  | 
			
				 10X/20X 40X/100X  | 
			
				 Binocular 10X/40X  | 
			
				 Monocular 10X-100X  | 
		
| 
				 Field of view  | 
			
				 
  | 
			
				 Bright/dark field  | 
			
				 Bright/dark field  | 
			
				 Bright/dark field  | 
			
				 Bright field  | 
			
				 Bright field  | 
		
| 
				 Condenser  | 
			
				 
  | 
			
				 1.25  | 
			
				 1.25  | 
			
				 1.25  | 
			
				 1.25  | 
			
				 1.25  | 
		
| 
				 Centering telescope diameter  | 
			
				 mm  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
		
| 
				 Iris diaphragm diameter  | 
			
				 mm  | 
			
				 Ø1-30  | 
			
				 Ø1-30  | 
			
				 Ø1-30  | 
			
				 Ø1-30  | 
			
				 -  | 
		

| 
				 Optical system  | 
			
				 
  | 
			
				 finite/infinite  | 
			
				 finite/infinite  | 
			
				 finite  | 
			
				 finite  | 
			
				 finite  | 
		
| 
				 Positive/negative phase contrast plan objective  | 
			
				 
  | 
			
				 10X/20X 40X/100X  | 
			
				 10X/20X 40X/100X  | 
			
				 10X/20X 40X/100X  | 
			
				 Binocular 10X/40X  | 
			
				 Monocular 10X-100X  | 
		
| 
				 Field of view  | 
			
				 
  | 
			
				 Bright/dark field  | 
			
				 Bright/dark field  | 
			
				 Bright/dark field  | 
			
				 Bright field  | 
			
				 Bright field  | 
		
| 
				 Condenser  | 
			
				 
  | 
			
				 1.25  | 
			
				 1.25  | 
			
				 1.25  | 
			
				 1.25  | 
			
				 1.25  | 
		
| 
				 Centering telescope diameter  | 
			
				 mm  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
			
				 Ø23.2  | 
			
				 -Ø23.2  | 
		
| 
				 Iris diaphragm diameter  | 
			
				 mm  | 
			
				 Ø1-30  | 
			
				 Ø1-30  | 
			
				 Ø1-30  | 
			
				 Ø1-30  | 
			
				 -  |