HerschLem50 - lz1asl/CaveSurvey GitHub Wiki

Device

Rebranded version of Chinese Mileseey T7 laser distance meter

https://www.hersch.shop/en/p/hersch-digital-laser-distance-meter-lem-50

Protocol

Distance over Bluetooth LE. Clinometer readings available only on screen.

Usage

• Configure the survey project in meters and turn Bluetooth on in the "A" mode (will auto send measurements over Bluetooth)
• Configure distance over Bluetooth
• New distance readings will appear in the active distance aware cells