SIGNALLING MIRROR
฿0.00
Signalling Mirror
—7×7 cm
Code: 56570
Use Instructions:
- Hold foresight in left hand with arm fully extended
- Hold the signalling mirror in right hand toward the sunlight, facing the back of the mirror
- Align the holes of the foresight and the mirror on the target
- Move mirror until the reflection of the sun from the mirror can be seen on the foresight and a shadow point appears in its hole
- The ray is now directed at the target
