![]() ![]() Less simple chronographs use additional complications and can have multiple independent hands to measure seconds, minutes, hours and even tenths of a second. ( Ahmed Sajeel says: Februat 9:32 AM Most entertaining. It wasn’t until 1958 that the first rotating bezel tachymeter was introduced by Heuer (now Tag Heuer). The Chronograph is not to be confused with a Chronometer, which when labelled on Swiss-made watch indicates that it is COSC-certified and has been tested and certified to meet very precise and specific standards. If stopwatch buttons are not visible, these small faces should have moving hands that show as seconds elapse. A modern Seiko quartz wristwatch using the chronograph function (movement 7T92). Ordinarily the sweep second hand is stopped to record the time and started again at that spot on the dial, or reset by spinning the second hand all the way to zero again, clockwise. On April 15, 1970, just 56 minutes after launching and 200,000 miles from Earth, an explosion occurred aboard Apollo 13 that crippled the shuttle and resulted in what NASA believed was going to be the certain death and loss of Apollo 13’s three astronauts and the capsule they were flying blind in. ![]() No longer was the chronograph simply used for horse racing and aviation, it was now introduced to automobile racing, Olympic sport and of course, naval and submarine navigation. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |