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		螢石鏡片	songpo 2020-9-21	0 / 582	2020-9-21 02:04 by songpo

螢石鏡片

songpo 2020-9-21

0 / 429

2020-9-21 02:03 by songpo

特殊的存在——螢石鏡片

songpo 2020-9-21

0 / 420

2020-9-21 01:56 by songpo

Canon 慶祝人工螢石應用於鏡頭 50 周年紀念 展現光學技術的里程碑

songpo 2020-9-21

0 / 419

2020-9-21 01:54 by songpo

螢石

songpo 2020-9-21

0 / 457

2020-9-21 01:52 by songpo

真能消除紫邊？螢石、ED、UD等特殊鏡片解析

songpo 2020-9-21

0 / 448

2020-9-21 01:50 by songpo

Diffractive Optical Elements

songpo 2020-9-21

0 / 53718

2020-9-21 01:45 by songpo

WHAT IS A DO LENS?

songpo 2020-9-21

0 / 457

2020-9-21 01:42 by songpo

SenScore

songpo 2014-12-4

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2014-12-4 18:26 by songpo

Long Exposure Sensor Testing

songpo 2014-11-10

0 / 1055

2014-11-10 18:46 by songpo

LACERTA M-GEN Stand Alone Autoguider and Superguider

songpo 2014-3-26

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2014-3-26 04:29 by songpo

好站分享──cuteip天文小站

songpo 2012-5-3

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2012-5-3 04:06 by songpo

order天文望遠鏡

Morris 2010-5-2

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2010-5-2 17:43 by Morris

Canon 550D 正式發表

songpo 2010-2-19

0 / 1547

2010-2-19 21:00 by songpo

在學校拍的全天星跡

xun 2009-12-2

1 / 1203

2009-12-2 22:41 by songpo

這樣改VC200L，厲害厲害！

songpo 2009-9-29

2 / 1417

2009-9-30 00:20 by 以管窺天

另一個對焦遮罩Carey Mask

songpo 2009-9-29

1 / 1739

2009-9-29 19:38 by songpo

另一種對焦Mask

songpo 2009-9-29

0 / 1680

2009-9-29 09:50 by songpo

對焦Bahtinov mask真是超好用

songpo 2009-9-28

0 / 1442

2009-9-28 08:10 by songpo

頭燈

songpo 2009-9-28

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2009-9-28 07:52 by songpo