This device is intended for human fingertips GDV-grams (glow) computer registration and analysis. It is used only for express-diagnostics of the human organism state. The device is operated by an integrated battery, which enables one to use this type of device in field conditions.
GDV Camera
It enables one to watch, register and save into the computer (for the following processing) GDV-glow of any object. GDV-pictures of the objects are registered in real time.GDV Express
The device is designed for simultaneous recording of GDV-grams of 10 human fingertips. It helps economize time when one has to carry out a great number of studies in a row. Besides, for a study of psychological constituents, it’s essential that a researcher get simultaneous response of the organism.
GDV devices сomparison
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| GDV Compact | GDV Camera | GDV Express | |
| Appearance |  |
 |
 |
| Human | 1 finger | 1 finger | 10 fingers |
| Substance | Only water | Different substance with GDV MiniLab | No |
| Number of voltage mode | 1 | 4 | 1 |
| Battery | Yes | No | No |
| Dimensions, mm | 250 х 200 х 130 | 200 х 380 х 130 | 266 х 470 х 130 |
| Weight, kg | 3 | 5 | 7 |