Originally posted by iknow at 2006-10-17 10:39 PM:
1 H, |' T2 O/ G2 F, o$ Y神奇的圖片
+ |3 {" ?& n. |# w3 Z一定要聚精會神地盯著中...

Originally posted by SCM at 2006-10-17 10:42 PM:
9 W* K. ]& ^/ x3 e( ^4 v  r
& Q( ]) B" d7 x- q8 o  |死link

Originally posted by d228216 at 2006-10-17 10:47 PM:0 h6 z- H& O0 E! w
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即係我地全部唔方幸福.................又中喎

Originally posted by guswan at 2006-10-18 12:09 AM:
2 y3 y- v3 i8 j2 w: s' c: j# z人的視覺有screensaver,
' z: {% K" G9 H5 k  A對視網膜接收的訊息有補色功能,$ h% R' s6 N0 _3 b! \, @' O
長期看著的顏色,會用其對比色填補,保護眼睛.
/ J% X, N" z" f8 o$ K+ ^5 N" _- w0 w7 y4 M+ |. l
可試一試看著一個顏色鮮艷的影像,# ]4 S  W# \% o& z% l- Z+ F+ r' e
跟著立即轉看一個全白色畫面,( a6 w, Z1 ?! h2 k" i1 C# {+ p
先前的影像就會變成底片效果出現在全白色畫面上.
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所以看一會兒後紅點變白時就成為綠點,
* L% B. a* a3 b; a+ H5 I4 X( \$ ^就像一個綠點在轉./ K% {0 t+ |  v  f$ [8 P3 V

Originally posted by SCM at 2006-10-18 21:53:
, C6 q' q: ~! n% X. I1 Q# i% bO 原來係呢個 睇過 1 X& w* O8 o) }5 u1 \5 j
不過有冇根據ga

Originally posted by SCM at  09:53 PM:
) O% v# m3 g! I( Y4 J2 ~" KO 原來係呢個 睇過 + i5 r1 d" ^7 v- B+ h& |
不過有冇根據ga

Originally posted by playbr2 at 2006-10-18 03:13 AM:9 U# @' S3 Z6 T0 T3 a
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" Q# h) M" O" q6 R5 Y中二的科學堂已經有教為甚麼大多數的人總是迷信,而不好好學習科學