williamoptics的頻道
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Chopin Mazurka 30-1
williamoptics
21 views
2011年學習的第七首蕭邦，彈的不好請多指教。
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Chopin 28-4
williamoptics
13 views
這是記念我剛過逝的好友，我們會永遠懷念你的，謝謝你過去給我們帶來快樂。So Long my friend....
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Liszt étude transcendental #10
williamoptics
26 views
Piano disk testing
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李老師ocean小提琴
williamoptics
9 views
李老師ocean小提琴
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Ocean 大師的演出
williamoptics
6 views
小提琴
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Chopin Mazurka 30~2
williamoptics
41 views
My first George Steck Grand piano recording Mazurka.初級班入門
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Chopin étude 25~7
williamoptics
105 views
Bosendorfer 225 and Piano
Disk by iPad
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Mazurka 67-4
williamoptics
44 views
It take a lot of practice for me to finish this mazurka,but still bad!
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Chopin Mazurka 67-2
williamoptics
180 views
Just start learning piano for short time,this Choipn mazurka 67-2 is one of my favorite.
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William Optics NEAF 2010.
williamoptics
2,136 views
William Optics at NEAF 2010
Showing all scopes with patented DDG focuser
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