Newtonian telescopes

發表於 2010-7-31 14:57:33 | 顯示全部樓層 |閱讀模式

For lunar, planetary and double star observation, the top choice is Newtonian:

http://www.rfroyce.com/ultimate%20newtonian.htm

For 10 years, my lunar partners and I have used Newtonians with small secondaries design. The Royce mirror is no doublt one of the best available.

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