Hot shoe rangefinder

Camera Rangefinder designed for improving consistency in photogrammetry scanning. Uses Arduino proMicro, HC-SR04 Ultrasonic Distance Sensor, and 7 segment backpack.

Concept from Erik Christensen who came up with the idea of adding a distance sensor for improving photo range consistency. [Link to Erik's Youtube Page](https://www.youtube.com/channel/UC3DrMJq455YXOjlWTv9LgtQ)

[Fusion 360 files](https://www.dropbox.com/s/61crr3hf0id9884/HotShoe%20Distance%20Sensor%20v8.f3z?dl=1)

[Distance Sensor Code](https://github.com/kumoishibo/CameraRangefinder)



###Parts
- [Arduino Pro Micro](https://www.aliexpress.com/item/32961141566.html)
- [7 Segment Backpack](https://www.aliexpress.com/item/1929888407.html)
- [HC-SR04 Ultrasonic Distance sensor](https://www.sparkfun.com/products/15569)
- [MicroUSB Micro Lipo Charger](https://www.sparkfun.com/products/10217)
- [Power switch](https://www.amazon.com/gp/product/B01N2U8PK0/ref=ppx_yo_dt_b_search_asin_title) You can probably use a s