SHARPSTAR CF-90 3枚玉ED Apochromat 星点初步测试 |
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50mm口径目视一族
50185+3.5mm+11mm+19mm+gp2 |
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Believe that anything you can image, you can make real.
世间唯有两样东西使我深深地震撼,一是头顶上浩瀚的星空,二是人们内 |
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AT106
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