| Optical system | Infinity color corrected optical system |
| Viewing head | Efficient infinity binocular head, 30°-60° elevation adjustable; 360° rotatable; interpupillary adjustable distance: 54-75mm; diopter +/-5 adjustable. |
| 30° inclined binocular head; 360° rotatable; interpupillary adjustable distance: 54-75mm; diopter +/-5 adjustable. | |
| 30° inclined trinocular head, splitting ratio R:T=50:50; 360° rotatable; interpupillary adjustable distance: 54-75mm; diopter +/-5 adjustable. | |
| 30° inclined trinocular head (special for fluorescence), splitting ratio R:T=100:0 or 0:100; 360° rotatable; interpupillary adjustable distance: 54-75mm; diopter +/-5 adjustable. | |
| 30° inclined digital binocular head; 360° rotatable; interpupillary adjustable distance: 54-75mm; diopter +/-5 adjustable. | |
| Eyepiece | High eye-point wide field plan eyepiece PL10x22mm, reticle can be assembled. |
| High eye-point wide field plan eyepiece PL15x16mm | |
| Objective | Infinity plan achromatic objectives (2X,4X,10X,20X,40X,100X) |
| Infinity plan phase contrast objectives (10X,20X,40X,100X) | |
| Infinity plan semi-achromatic fluorescence objectives (4X,10X,20X,40X,100X) | |
| Nosepiece | Revolving quadruple nosepiece/ quintuple nosepiece |