Unless that cellphone has a laser rangefinder or binocular cameras, though, it would need some sort of other point of reference to make that assessment.
NWSiaCB said: Unless that cellphone has a laser rangefinder or binocular cameras, though, it would need some sort of other point of reference to make that assessment.
Most smartphones have distance ranging these days (optical or assisted) since memory, speed, screen, and camera are the only things they can figure out how to reliably upgrade year to year.
