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主題: 這家牛頓鏡都是大光圈 f2.8 f3.3 還有 GoTo 作者: peter 於 2015-12-25 20:56:27 http://www.equatorialplatforms.com/
(http://www.equatorialplatforms.com/Scope%20with%20no%20shroud.jpg) 32" f2.8 SlipStream Telescope (http://www.equatorialplatforms.com/Full%20scope%20at%20GSSP2sm.jpg) 30" f3.3 SlipStream Telescope with Kennedy Optics http://www.astronomy.com.cn/bbs/thread-371854-1-1.html 牧夫看到還有貼價格 |