Chronograph is a professional name, where the chrono is “time” means in Old English and Latin, and the graph represents “Record tools” in English. General of the table, continuously indicate the passage of time. Chronograph is different, it can take some time to record any length. Standard chronograph 30-minute or 12-hour timer function. Surface of the central seconds hand, usually stopped at the zero position. To display meter walking, most Canadian small seconds set up a permanent move. Chronograph replica watches divided into two, the first one only a common chronograph measurement object, the other is there are two segments of the measurement object split-second chronograph.
In general, the chronograph second hand according to their design is divided into single, double seconds, a single button, double-button type and other structures, if the dial design purposes, the most common are measured per hour chronograph, such as OMEGA board lunar surface. As for the resolution function of the method, as long as the attention to the face plate surrounded by English words can be learned, such as TACHYMETER, TELEMETER, PULSATIONS, exactly the same way in fact operate chronograph, which differ only in the scale of the differences, not the same scale displayed data on different functions, but most are still common chronograph measuring speed of the main functions.
Cheap Chronograph is the most common scale computing systems, usually located on the dial or the case of the outermost outer ring. The main principle is: Given a unit of distance, such as: one kilometer or one mile, when a moving object within this distance begins to move, start chronograph function is activated when the unit completed the distance and then press the stop button this is the scale speed of the object indicated by the pointer. If the scale of the system as a single ring design, the object is less than 60 kilometers per hour