【實用工具app】Dioptra™ - a camera tool|最夯免費app-綠色工廠好玩App

Dioptra™- a camera position and angle measurement tool for navigation, surveying, positioning, and measurement.

Press your device's menu button to save an image. View saved images in your device's gallery app.

[⊹]

Dioptra™ provides the following information like a theodolite optical instrument -

• yaw indicator (compass)

• pitch indicator (tilt degrees)

• roll indicator (tilt degrees)

along with -

• GPS position

• azimuth and bearing to photo subject

The ancient greek "dioptra" was a classical astronomical and surveying instrument, dating from the 3rd century BCE. The dioptra was a sighting tube or, alternatively, a rod with a sight at both ends, attached to a stand. If fitted with protractors, it could be used to measure angles.

[⊹]