A multifunction watch with a stopwatch (Tachymeter) function. Most have two or thrree sub-dials for measuring minutes and hours.

"precise time-measuring device," 1868, from chrono- "time" + -graph "instrument for recording; something written." Compare Greek khronographos "recording time and ev [..]

A clock-driven device for recording the time of occurrence of an event. It is often used, for example, in conjunction with a contact anemometer and a wind vane to obtain a record of wind speed and dir [..]

An instrument designed to measure elapsed time. When correlated with distance it is used to determine projectile velocity.

(n) an accurate timer for recording time

A watch which tells the time and acts as a stopwatch.

The stopwatch or timer mechanism of a watch that can be started, paused, stopped and reset independently from the watch. Also refers to multifunction watches built for sporting applications that have [..]

A time that can be started and stopped to time and event. (Learn more: Chronographs

A watch that has a stop watch feature built into the movement.

 A multifunction sport watch with a stopwatch function. Most have two or three subdials, or minidials, for measuring minutes and hours.

A watch with stopwatch function to measure elapsed time while continuing to display conventional time, often using independent subdials operated by start, stop and reset push-pieces.

A multifunction sport watch with a stopwatch function. Most have two or three sub-dials or mini dials for measuring minutes and hours. When used in conjunction with specialized scales on the watch dia [..]

An device with a set of sensors through which a bullet is made to pass, connected to an electronic instrument which calculates bullet velocity.   Photo

A device to measure the velocity of projectiles fired from a gun or other device. Chronographs are essential equipment on ranges so as to be able to ensure that the velocity and energy limits of the r [..]