Upright Materials Microscopes Leica DM4 M & DM6 M
Leica DM4 M & DM6 M
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Leica DM4 M | Leica DM6 M | ||
Stand | Power supply | Integrated within stand | within electronics box CTR6 or CTR6 LED |
| Display | Information display | Leica SmartTouch with information and controls | |
| Interfaces | 1 x USB 2.0, 1 x I2C | 2 x USB 2.0, 2 x I2C | |
Operation | Focus | Mechanical | Motorized |
| 2-ratio gearbox (coarse/fine) | 5 electronic ratios | ||
| includes parfocal function | |||
| switch between coarse and fine mode | |||
| memory locations for two z-positions | |||
| Objective turret | Absolute coded | Motorized | |
| – 6x M32 thread | includes dry and immersion mode | ||
| – 7x M25 thread (optional) | 6x M32 thread, 7x M25 thread (optional) | ||
| Stage | Mechanical | Motorized (optional) | |
| ceramic-coated | with stepper motor | ||
| y-drive with belt | switch between fast and precision mode | ||
| removable stage drive with adjustable torque | includes memory location for up to | ||
| 110° swivel | 5 stage positions | ||
| left-handed version optionally available | Mechanical | ||
| ceramic-coated | |||
| y-drive with belt | |||
| removable stage drive with adjustable torque | |||
| 110° swivel | |||
| left-handed version optionally available | |||
| Controls | 6 programmable function buttons | 6 programmable function buttons | |
| SmartMove | |||
| controls for z (focus) movement and x,y (stage) movement | |||
| 4 programmable function buttons | |||
| Leica STP8000 | |||
| controls for z (coarse and fine focus) and x,y (stage) movement | |||
| 11 programmable function buttons | |||
| touchpanel with information and control panels | |||
| Specimen overview tool | No | Yes | |
Transmitted light axis | Illumination | LED | either 12 V 100 W halogen lamp or LED |
| Automation | |||
| Light manager: automatic Köhler light management sets the best values for aperture, field diaphragm, and light intensity | Yes | Yes | |
| Contrast manager: switch from one contrast method to another with one push of a button | Yes | Yes | |
| Constant Color Intensity Control: maintains a constant color temperature (3200 K) | Not necessary for LED | Yes for Halogen versions | |
| Not necessary for LED | |||
| Contrast method | BF, PH, DF, ICT, POL | BF, PH, DF, POL | |
| DIC (fully automatic) | |||
Incident light axis | Motorized filter cube turret | 4-fold and 5-fold | 4-fold and 5-fold |
| Illumination | LED lamphousing | LED lamphousing | |
| Halogen illumination with external power supply | Halogen illumination with external power supply | ||
| Automation | |||
| Illumination Manager: Objective related setting of light intensity and aperture diaphragm | Yes | Yes | |
| Contrast manager: switch from one contrast method to another with one push of a button | Yes | Yes | |
| Round and square illuminated field diaphragms for ocular and camera observation (motorized) | Yes | Yes | |
Condensers | Automation | condenser head, motorized | condenser head, motorized |
| 7x condenser disk, motorized (optional) | 7x condenser disk, motorized (optional) | ||
| polarizer, motorized (optional) | polarizer, motorized (optional) |