SIGNAL MIRRORS / HELIOGRAPH
A built in “site grid“ enables you to aim reflected sunlight exactly where you want it - “Catch the eye” of field personnel or searching aircraft, ships and ground parties. Visible for kilometres - even on hazy days.
Size: 74 x 125 MM
· For fieldwork and search - and – rescue applications.
· Surveyors - set up and locate instruments.
· Foresters - visual reference of field personnel.
· Safety - include in field safety kits.