3D printable Light Shielding Cap for meade DSI-I/II/III

I'll provide 3D printable "light pollution Shielding Cap" for Meade DSI I/II/III,
which can completely shield light pollution onto CCD sensor.
if you gonna try it, can also download STL in my homepage below.

http://www17.plala.or.jp/mymymy_asaipe/

homepage is based in Japanese now,
but could download STL formatted 3D printable Data.