The binoscope had a first light this night and it was really amazing. Your arrow system is so good and very useful as the mak mirrors tend to shift a bit on focusing.
M. in France

Comment by Matsumoto/ 管理者のコメント；

You did a fine job, M!
The mounting is very simple and cool !

18cmのマクストフ、シンプルにまとめられました。＾＾