Model name :HE01

D102mm f430mm(D=4",f=17")
Reflector telescope with ergonomics design

New concept - Easy to use, Comfortable to look and Light weight . Enough optical performance for family use.
You can observe the objects at any altitude in a comfortable position . The height of the eye piece of the scope vary according to the angle of the telescope automatically.

Construction figure

Optical layout
@optical drawing

Finder principal

First idea sketch draw in 1983
idea sketch
The prototype shown in above photos was made in Dec 1994. I'm still using it as a easy sky watching telescope.