Object: The Orion
Exposure: 300s at ISO 1600 X 5 frames
Camera: Canon EOS 500D removed LPF filter
Lense : Canon EF 17-40mm F4L USM @32mm F4.0
Filter : Kenko Pro Soften-A(W)
Mount & Guide : Ioptron Sky tracker
Location: Hongchun, Gangwon, Korea
Time: Dec., 20, 2014 (GMT+9)
Image Processing: Maxim DL, Adobe Photoshop CS6, PixInsight
PixInsight로 보정해 보았는데, 백그라운드는 좀 좋아졌지만, 버나드 루프는 잘 표현이 안되었네요.
![](http://parksparks.iptime.org/wordpress/wp-content/uploads/2019/02/integration_ABE_DBE_ABE-1024x682.png)
아래 사진은 포토샵으로 막 보정한 것입니다.
![](http://parksparks.iptime.org/wordpress/wp-content/uploads/2019/02/Group1-1024x682.jpg)