| Optical System | Finite Optical System |
| Viewing head | Siedentopf binocular head, interpupillary distance range 48 - 75 mm, eyepiece tube rotation 360º |
| Eyepiece | WF 10X / 18 mm |
| Type of Objective | Achromatic objective 4x, 10x, 40x(s), 100x(s,oil) |
| Optical System | Finite Optical System |
| Viewing head | Siedentopf binocular head, inclined at 30°<br/> eyepiece tube rotation 360° |
| Eyepiece | Wide field eyepiece WF 10X / 18 mm |
| Stage | Double layer mechanical stage: 110 × 125 mm |
| Optical System | Finite Optical System |
| Viewing head | Siedentopf binocular head, inclined at 30°<br/> eyepiece tube rotation 360° |
| Eyepiece | Wide field eyepiece WF 10X / 18 mm |
| Stage | Double layer mechanical stage: 142 × 132 mm<br/> Moving range: 75 × 50 mm |
| Viewing head | Siedentopf type binocular head inclined at 30º, 360º rotation<br/> Interpupillary adjustable distance 50mm-75mm <br/>Anti-fungal system |
| Eyepiece | WF10X/20 mm |
| Objective | Infinite plan objectives (5pcs) 4x, 10x, 20x, 40x(s), 100x(s,oil) |
| Stage | Double layer mechanical stage with removable slide holder: 180mm×145mm<br/> Travel stage: 76(X)mm×52(Y)mm with right hand stage handle |
| Viewing head | Siedentopf type binocular head, inclined at 30º, 360ºrotation<br/> Interpupillary adjustable distance 50mm-75mm, Anti-fungal system |
| Eyepiece | WF10X/20 mm |
| Objective | Infinite plan objectives (5pcs) 4x, 10x, 20x, 40x(s), 100x(s,oil) |
| Stage | Double layer mechanical stage with removable slide holder: 180mm×145mm<br/> Travel stage: 76(X)mm×52(Y)mm with right hand stage handle |
| Viewing head | Siedentopf type trinocular head inclined at 30°, 360° rotation<br/> Interpupillary adjustable distance 50-75 mm<br/> Antifungal system |
| Eyepiece | WF10X/20 mm |
| Objective | Infinite plan objectives (5pcs) 4x, 10x, 20x, 40x(s), 100x(s,oil) |
| Stage | Double layer mechanical stage with removable slide holder: 180×145 mm Travel stage: 76(X)×52(Y) mm with right hand stage handle |
| Viewing Head | Sliding type binocular head, inclined at 45° (2 pcs) |
| Eyepiece | Wide field eyepiece WF10X (4 pcs) |
| Focusing | Coaxial coarse & fine focus adjustment, fine division 0.002 mm |
| Objective | Achromatic objective 4x, 10x, 40x(s), 100x(s,oil) |
| Viewing Head | Sliding type binocular head, inclined at 45° (1 pcs)<br/> Monocular head, inclined at 45º (2 pcs) |
| Eyepiece | Wide field eyepiece WF10X (4 pcs) |
| Focusing | Coaxial coarse & fine focus adjustment, fine division 0.002 mm |
| Objective | Achromatic objective 4x, 10x, 40x(s), 100x(s,oil) |
| Viewing Head | Sliding type binocular head, inclined at 45° (5 pcs) |
| Eyepiece | Wide field eyepiece WF10X (10 pcs) |
| Focusing | Coaxial coarse & fine focus adjustment, fine division 0.002 mm |
| Objective | Achromatic objective 4x, 10x, 40x(s), 100x(s,oil) |
| 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 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 |
| Optical System | Infinity Optical System F=200mm |
| Viewing Head | Trinocular Tube, 30°inclined, Interpupillary distance 52 to 75 mm, trinocular light is split 50/50 by a high quality prism (20/80 is optional) |
| Eyepiece | WF10X/20mm with the high point |
| Infinity Objective | Plan Achromatic 4X/0.10<br/> Plan Achromatic 10X/0.25<br/> Plan Achromatic 40X/0.65<br/> Plan Achromatic 100X/1.25 (S,O) |
| Optical System | Finite Optical System |
| Viewing Head | Binocular viewing head, 30° inclined, 360° rotation, interpupillary distance 48 to 75 mm |
| Magnification | 40X to 1600X |
| Objectives | Plan Achromatic objectives 4x, 10x, 40x (Spring), 100x (Spring, oil) |
| Optical System | Finite Optical System |
| Viewing Head | Binocular viewing head, 30° inclined, 360° rotation, interpupillary distance 48 to 75 mm |
| Magnification | 40X to 1600X |
| Objectives | 195 Achromatic objectives 4x, 10x, 40x (Spring), 100x (Spring, oil) |