M42 & IC434 April 4, 2012/in User Gallery /by liyun ASTRO 350D+EXcooler,Lumicon Deepsky filter, canon 200mm F1.8 L -> F2.4 ASA800, 8min exposure, 1 shot photoshop, date: 2006. 3. 3. 22:30~ site: Jang-Su , South Korea http://www.centralds.net/cam/wp-content/uploads/2012/04/orion_1.jpg 427 640 liyun http://www.centralds.net/cam/wp-content/uploads/2020/02/c-logo5.png liyun2012-04-04 06:06:472012-04-04 09:04:36M42 & IC434