A chronograph is an electronic instrument that one or more hands that can be stopped on command for the explicit purpose of measuring elapsed time. Perhaps you've never heard of a chronograph, but you know what are chronometers. They are the same thing. Are now available in two basic forms, mechanical and digital.
Mechanical chronograph movement, like with wristwatches, operate on a spring mechanism and must be wound. The checks usually consist of two or threebutton. Pressing the button starts and stops the time tracking mechanism, displayed by second and minute hands, which can be restored to a starting position, pressing an extra button.
For most purposes, mechanical chronographs are accurate enough, but anyone with a high degree of accuracy that require the use of a digital stopwatch. An example of someone who would need the digital version would have been an athlete athletics or some other sporting endeavors where time is measuredthe fraction of a second. These precision watches have the ability to display tenths, hundredths, thousandths of a second only, and using the same highly accurate and reliable oscillator found in quartz watches. Digital chronographs are without doubt the most popular form of the chronograph today. As technology has improved, so has the accuracy of the clock.
The first chronograph like instrument was developed in 1720 by an Englishman named Graham, who is now intended"Father of the Chronograph '. He basically and this is a clock that can be started and stopped quickly and was accurate to 1 / 16 of a second. Although by today's standards that is a terrible evil, the performance was a fantastic at that time.
The first actual chronograph was made about a century later by a Frenchman named Rieussec. His clock had dots on it to measure elapsed time, and was the first to wear 'chronograph' name. His invention used a penlogo on the watch face an arc whose length can be used to measure how long the facility had operated for. It 'was a very complex mechanism that has proved quite accurate and reliable.
The Greek roots of the chronograph 'the word' suggest that in reality means "writing time", and since Rieussec's invention was the only one involved in writing is the only real chronograph. chronographs are all called today because I think if you ask someone to aChronograph, would not have any idea what you're talking about. Although technically a misnomer, many people still refer to stopwatches as chronographs, and the names are interchangeable for most purposes.
E 'common now that a chronograph wrist watches made in the face they saw. Analog clocks built simply as a mechanical stopwatch chronographs, and usually a heavy price because of theircomplexity. They are quite reliable and useful if you need something like that.
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