The tiniest yet real telescope I've built

Hello, author here ! Other interesting builds or projects going on in the french amateur telescope maker community :

  - Sunscan, by the STAROS team : a fully integrated open-source solar imaging kit : https://www.sunscan.net/fr  

  - Eric Royer's binocular 24" dobson : http://www.astrosurf.com/topic/124758-bino600/  

  - The Slim400 by Laurent Bourrasseau : https://www.cloudynights.com/forums/topic/920950-the-slim400/  

  - Astrowl, an electronically enhanced astronomy kit : http://www.astrosurf.com/topic/151807-projet-astrowl-de-visuel-assist%C3%A9/  

  - The smallest, an open-source 6" portable dobson : http://www.astrosurf.com/topic/176898-un-dobson-150-f5-facile-%C3%A0-imprimer-et-assez-compact/

  - A dedicated astrophotography power supply : https://github.com/Antiath/Open-Power-Box-XXL

Of course there are many others but those are the one on the top of my head now