A laboratory time device
Altought HEUER is famous for its sport sportwatches, vintage catalogs shows the diversity of applications of the manufacture’s production. A large part of the of the time devices released is specificaly designed for indutrial, medical or scientific purposes. Like the ref. 906 vis/300 sec, this ref. 750 belongs to the last category and find its place in a laboratory (as it is specified by the mention “Lab timer” on its front face). Its plastic case provides features to use it easily in a such environment. A build in hinged struc makes it easy to lay it on a workbench, and an incopored magnet allows to fix it on a vertical metalic surface.
A countdown timer
The ref. 750 is not a stopwatch. It’s a countdown timer, user can set up with the digital keyboard to time, by example, chemical reactions … or why not… cooking time.
HEUER-LEONIDAS ref. 750 lab timer – microsplit
- count down programmation by the keyboard
- start by the left bottom button
- stop and reset by the right bottom button
- alarm when 0 reached
- 4 digits LED screen
early 80’s – mid 80’s
- electronical caliber
63mm * 58mm