| Viewing head | Binocular Viewing Tube, Interpupillary distance 52 to 75 mm, 45°inclined, dioptre adjustable |
| Optical System | Infinite Optical System |
| Light distribution | 6 V 30 W Halogen Lamp House 6 V 30 W Osram Halogen Bulb Electrics for 6 V 30 W Halogen 250V/3.15 A Φ5 × 20 Fuse |
| Eyepiece | WF10X/20 mm Plan Eyepiece, High eye-point up to 21 mm Centering Telescope |
| Viewing head | Trinocular Head Inclined at 30°, Interpupillary distance: 48 to 75 mm |
| Optical system | Infinite Optical System |
| Light distribution | Halogen Lamp 6 V/ 30 W |
| Eyepiece | High-point, Extra Wide Field Eyepiece EW10×/ 22 |
| Viewing head | Binocular head, inclined at 20° , interpupillary distance 55-75 mm |
| Eyepiece | EW10X/ Ø22 mm |
| Objectives | Plan achromatic objective: 1x<br/> Zoom objectives: 0.8x-5x with 1:6 zoom ratio |
| Stage | working distance: 78 mm |
| Viewing head | Binocular head, inclined at 20º , interpupillary distance 55-75 mm |
| Eyepiece | EW10X/ Ø22 mm |
| Objectives | Plan achromatic objective: 1x<br/> Zoom objectives: 0.8x-6.4x with 1:8 zoom ratio |
| Stage | working distance: 78 mm |
| Viewing head | Binocular head, inclined at 20º , interpupillary distance 55-75 mm |
| Eyepiece | EW10X/ Ø22 mm |
| Objectives | Plan achromatic objective: 1x<br/> Zoom objectives: 0.8x-8x with 1:10 zoom ratio |
| Stage | working distance: 78 mm |
| Main body | Sharp stereo erect image over a wide field of view<br/> Supplied with pillar style stand |
| Viewing head | 45° inclined and 360° rotable binocular head with locked-in eyepiece<br/> Left ocular tube with diopter adjustment ±5 dp<br/> Interpupillary distance 55-75 mm |
| Eyepiece | WF10X |
| Rotational objective | 2x-4x |
| Optical system | Parallel zoom optical system |
| Viewing Head | Binocular head, inclined at 20° |
| Eyepiece | Extra wide field EW10X/22 mm |
| Zoom Stereo Objective | 0.8X to 5X |
| Main body | Sharp stereo erect image over a wide field of view <br/> Supplied with arm curved style stand |
| Viewing head | 45° inclined and 360° rotable binocular head with locked-in eyepiece<br/> Left ocular tube with diopter adjustment ±5 dp<br/> Interpupillary distance 55mm-75mm |
| Eyepiece | WF10X |
| Rotational objective | 2x-4x |
| Viewing head | Siedentopf type trinouclar head , inclined at 45°, interpupillary distance 52 to 75 mm, diopter adjustment |
| Eyepiece | WF10X/20, high eye-point up to 21 mm<br/> Reticule eyepiece: CROSSWF10X/20, high eye-point up to 21 mm |
| Objectives | Plan Achromatic 10X/0.25 WD=9.67 mm<br/> Plan Achromatic 20X/0.40 WD=7.97 mm<br/> Plan Achromatic 40X/0.60 WD=3.76 mm<br/> Plan achromatic positive phase contrast 20X/0.40 WD=7.97 mm |
| Nosepiece | Quintuple, inward facing |
| Viewing head | Trinocular head inclined at 30°, interpupillary distance 48 to 75 mm |
| Eyepiece | High-point, Extra wide field eyepiece EW10X/ 22 mm |
| Objectives | Long working distance (LWD) infinite plan objective: 4X/ 0.1, WD 18 mm<br/> Long working distance (LWD) infinite plan objective: 40X/ 0.6, WD 2.6 mm<br/> Infinite plan phase objective: PH10X/ 0.25, WD 10 mm <br/> Infinite plan phase objective: PH20X/ 0.4, WD 5.1 mm |
| Nosepiece | Backward Quintuple nosepiece |
| Viewing head | Seidentopf binocular viewing head, inclined at 45°, 360° rotation, interpupillary distance adjustable 48 to 75 mm |
| Eyepiece | Wide field eyepiece WF10X/ 22 mm, Eyepiece tube diameter: 30 mm |
| Objectives | Infinite plan achromatic objective |
| Nosepiece | Backward Quintuple nosepiece |
| Optical System | Infinity color correct optical system |
| Viewing Head | 45˚ inclined trinocular viewing head, 360˚ rotatable interpupillary distance 50 to 75 mm, binocular trinocular 100:0 or 0:100 |
| Eyepiece | High eye point wide field plan eyepiece PL10X 22 mm, with adjustable diopter, reticle attachable |
| Objective | Long working distance plan achromatic metallurgical objectives 5X, 10X, 20X, 50X, 100X |