Re: [選購] G85/E-M1/X-T1 (頻閃測試)
原文刪光,這篇我把剛才做的頻閃測試結果放上
測試器材:
(1) LX5,CCD感光元件,分別以下列兩種格式錄製:
a. AVCHD 1280x720 25fps; Shutter speed = 1/200s
b. AVCHD 1280x720 30fps; Shutter speed = 1/200s
(2) GX7,CMOS感光元件,港版PAL系統,以下列格式錄製:
MP4 1280x720 25fps; Shutter speed = 1/200s
(3) GX85,CMOS感光元件,台版NTSC系統,以下列格式錄製:
MP4 1280x720 30fps; Shutter speed = 1/200s
採用日光燈管檯燈,對著桌面上的A4印表紙拍攝
因為LX5只能錄1280x720 25p/30p,所以錄影解析度上統一選用1280x720
選用1/200s秒快門是希望看看是否能Stress CMOS感光元件的Rolling shutter效應,
以重現某b提到的NTSC機身在台灣對日光燈照射的牆壁拍會有黑條閃爍的情形
但我這組實驗設定重現不出來
以下是測試結果:
(1) LX5, 1280x720 25fps: https://vimeo.com/202489211
(2) LX5, 1280x720 30fps: https://vimeo.com/202489435
(3) GX7, 1280x720 25fps: https://vimeo.com/202489564
(4) GX85, 1280x720 30fps: https://vimeo.com/202489650
測試過程比較粗略,如果有建議的實驗手法,或是想知道特定的設定,都歡迎提出
不過這兩天家裡比較忙可能沒辦法馬上幫忙做實驗
Updated @PM1:43
更新兩組:
(1) GX7, 1920x1080 50fps, 1/60s: https://vimeo.com/202498432
(2) GX7, 1920x1080 50fps, 1/100s: https://vimeo.com/202499422
(3) GX85, 1920x1080 60fps, 1/60s: https://vimeo.com/202498846
(4) GX85, 1920x1080 60fps, 1/100s: https://vimeo.com/202499154
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※ 編輯: aztec1234 (114.47.63.83), 02/04/2017 13:45:44
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