The optical design will be the most difficult part, but I think I found a solution for this.
Follow the project logs to see the updates. The costs of the prototype amounted to 70Euros.
Video of the working device
Link to the video and Link to the video in German
One of the Prototypes
good morning sir! im from malaysia and i really like about this project,can i get the code to make one like this.this will help me in future to do some electrical works.you can send me the code at my gmail:
mistaaboiz080@gmail.com
thank you for the code,i really appreciate it.may god always blessing you and your fam!