KINFO Tortúra range finder glasses

Arduino sketch for the "KINFO Tortúra" range finder glasses

1. Communication
2. Power supply
3. Mechanical assembly

Communication

The Arduino Pro Mini reads the distance from a HC-SR04 Ultrasonic Distance Sensor once a second, and displays it on a 2 Digit 7 Segment Display in meters with one whole number and one decimal.

Communications connection diagram

Component	Store URL
Arduino Pro Mini 5V	https://www.hestore.hu/prod_10035581.html
HC-SR04 Ultrasonic Distance Sensor	https://techfun.hu/termek/hc-sr04-ultrahangos-tavolsagerzekelo
2 Digit 7 Segment Display	https://techfun.hu/termek/szegmenskeszlet-74hc595-meghajtoval-kulonfele-valtozatok/?attribute_pa_valtozatok=2-displeje

Power supply

The electronics are supplied by a 2.7V 250mAh Li-Po battery, that is charged and protected by a USB-C Charger & Boost Converter. The USB charger supplies 5 volts to the electronics.

Power supply electronics connection diagram

Component	Store URL
2.7V 250mAh Li-Po battery	https://www.hestore.hu/prod_10049028.html
USB-C Charger & Boost Converter	https://www.hestore.hu/prod_10048992.html

Mechanical assembly

Front view

Side view

Top view

Component	Store URL
White biker glasses with reflective silver lenses	https://www.temu.com/goods.html?goods_id=605588926911946