親子觀星會

討論區 => DIY 專區 => 主題作者是: peter 於 2017-03-02 16:44:50



主題: Dogson Telescope
作者: peter2017-03-02 16:44:50
https://craigeroochi.neocities.org/celest.html#dhs2
Dogson Telescope
(https://craigeroochi.neocities.org/dog-2.jpg)

(https://craigeroochi.neocities.org/07.jpg)

(https://craigeroochi.neocities.org/bud-2bs.jpg)