(For those who use "Photogrammetry" for the first time…)
Please follow the process of the video to install the iPin Spatial Ruler Pro first.
Please attach iPin Spatial Ruler Pro on the back of smartphone and lay the phone horizontally .
Depending on the different measuring requirements, please select the object/location (mode) you want to measure.
Different photo dimensioning demonstrations.
In videos, the App interface is slightly different, but it does not affect the measurement and operation.