| Magnification | 2 step changer: 1x, 3x; 10x to 30x or 20x to 40x total | Zoom 4.4:1: 8x to 35x total | Zoom 6:1: 8x to 50x total | 40x to 1000x total (10x eyepieces, 4x to 100x objectives) | 40x to 1000x total (10x eyepieces, 4x to 100x objectives) | 40x to 1000x total (10x eyepieces, 4x to 100x objectives) |
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| Objective | Greenough optics, 2-step 1x/3x (10x/30x total) | Greenough zoom pod, 4.4:1; optional 1.5x auxiliary objective with riser block | 0.5x, 1.5x, 2.0x | LP series DIN Semi-Plan Achromatic objectives 4x, 10x, 40x (spring loaded) | EP2 Plan Achromat DIN Infinity objectives 4x, 10x, 40x (spring loaded), 100x | RP series infinity corrected DIN Plan Achromatic objectives 4x, 10x, 40x |
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| Working distance | 100 mm | 100 mm | 110 mm | 4x: 16.5 mm, 10x: 6.45 mm, 40x: 0.45 mm, 100x oil: 0.10 mm | 4x: 6.20 mm, 10x: 4.32 mm, 40x: 0.45 mm, 100x oil: 0.10 mm | 4x: 30.0 mm, 10x: 4.5 mm, 40x: 0.50 mm, 100x oil: 0.13 mm |
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| Light source | LED, incident and transmitted | LED, incident and transmitted | LED, incident and transmitted | LED, rechargeable battery, variable intensity | LED, rechargeable Li-ion battery, variable intensity | LED, rechargeable battery, variable intensity |
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| Viewing head | Binocular, 45° inclined | Binocular, 45° inclined; trinocular version available | Binocular or trinocular, 45° inclined | 45° inclined, 360° captive rotation | Siedentopf binocular (butterfly), 45° inclined, 360° rotatable, viewing height | Siedentopf binocular or trinocular, 30° inclined, 360° rotatable |
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| Mounting | Fixed integrated stand, single-cast construction (no stand options) | Fixed integrated stand, single-cast construction (no stand options) | BF/DF stand (slim base convertible), mirror base, medium and heavy duty boom | Not applicable · bench microscope | Not applicable · bench microscope | Not applicable · bench microscope |
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