[Andrew] got a little help from his friends to hack a laser distance meter ... [Andrew] started experimenting with the UNI-T 390B, a relatively cheap ($60 USD) device from China.

A digital tape measure guide can help you learn ... Can you calibrate the Bosch laser measure? The user can’t calibrate typical consumer-grade Bosch laser measures. In most cases, the devices ...

I assumed the laser distance measurer and tape measure would differ most at longer distances. As it turned out, that wasn’t the case ... a look at the T1 Tomahawk digital tape measure.