Perret Opticians
 
We have been opticians for three generations in our family, and our activity is targeted on three areas, optometry, contact lenses and optical instruments.

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INSTRUMENTS

LEISURE - TREKKING - ORIENTATION

Combine Instrument

 

Vector combines an altimeter, a barometer, and an electronic compass with all the features of a sophisticated sportswatch.


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COLOR : black yellow green

ALTIMETER:   
* Current altitude
* altitude range: -500 to +9 000 m (-1 600 to +29 500 ft)
* resolution 5m/10ft
* Vertical ascent/descent rate Time
* Difference measurement for measuring progress between stages
* Automatic 24-hour memory
* Logbook for altitude and ascent/descent rate information
* Logbook history for cumulative ascent/descent measurements

 

WATCH
* Day, time and date
* 3 daily alarms
* Stopwatch
* Countdown timer
BAROMETER:
* Atmospheric pressure (mbar/inHg)
* Temperature (°C/°F)
* Time
* Difference measurement to follow change in barometric
   pressure and temperature over time
* Automatic 4-day memory for atmospheric pressure information
* Adjustable sea level pressure function

 

COMPASS:
* Bearing in degrees
* Time
* North-South arrow
* Bearing tracking
* Declination adjustment
Other features:
* electroluminescent backlight
* temperature compensation
* waterproof 3 ATM (30m/100f)
* maximum battery life 18 months
* low battery indicator
* user-replacable battery
inst_anemo_f_14.gif (28069 octets)

Silva ALBA WindWatch

Combined Instrument:
Wind speed
Wind temperature
Temperature
Barometric pressure
Altimeter
Clock

Art. 3055210.2700

See Skywatch Geos N. 11

Orders Through

 

 

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