Originally posted by iknow at 2006-10-17 10:39 PM:
神奇的圖片
一定要聚精會神地盯著中...
Originally posted by SCM at 2006-10-17 10:42 PM:
死link
Originally posted by d228216 at 2006-10-17 10:47 PM:
即係我地全部唔方幸福.................又中喎
Originally posted by guswan at 2006-10-18 12:09 AM:
人的視覺有screensaver,
對視網膜接收的訊息有補色功能,# E$ n/ E/ E- C1 Y3 ^ j. q' e
長期看著的顏色,會用其對比色填補,保護眼睛.
可試一試看著一個顏色鮮艷的影像,2 g/ [$ m6 A; P3 N% s8 c5 k( y
跟著立即轉看一個全白色畫面,3 t* G5 Y4 X7 u& V: G- \
先前的影像就會變成底片效果出現在全白色畫面上.
+ Y* j- M- u( Q; A! l8 _% N
所以看一會兒後紅點變白時就成為綠點,
就像一個綠點在轉.( Z5 s9 O$ I5 {( Z, |- {# z
Originally posted by SCM at 2006-10-18 21:53:4 J3 x6 ]3 P' x
O 原來係呢個 睇過 $ _9 v* i6 s- h% \- y; V
不過有冇根據ga
Originally posted by SCM at 09:53 PM:5 v2 Z) ^8 {! K. [% D1 U" v5 y9 M
O 原來係呢個 睇過 % ]4 \. [' C8 W' c
不過有冇根據ga
Originally posted by playbr2 at 2006-10-18 03:13 AM:5 T2 Q" U$ q3 n* F
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
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