THOMMEN TX22 Altimeter & Barometer[Jan. 19, 2012 3:40:29]
Specification
The Thommen Classic altimeter plus barometers are the finest instruments on the world market. The measuring range of this instrument is engraved on the upper edge of the case. Any Thommen Classic can be taken to an altitude of 15 000m ( 50 000 ft) without being damaged by the barometric atmospheric pressure. These extremely handy and practical instruments appeal to a wide field of users, ranging from hikers, alpinists, motorists, geologists, hang glider pilots to sports-fishermen.
Barometer scale of 790 to 553 mmHg ( 31 to 221/ 2 inHg) / 1050 to 735hPa ( mbar)
Altitude range : 0 to 6, 000m
Minimum accuracy : ± 10m
Temperature range : -20° C to + 40° C
Size : 64 x 68 x 20 mm or 2.5 x 2.7 x 0.8 inch
Weight : 90g / 3.1 oz