如何分辨背面可用來偷窺的半反射鏡

1999/04/21 感謝鴻傑提供

 

男士們請轉告你的g. f. or wife.

          When we visit toilets, bathrooms, hotel rooms,
當我們到廁所, 浴室, 旅館房間, 換衣間時
changing rooms etc, how many of you know for sure that
對於牆上看來普通的鏡子, 你知道它們是面正常的鏡子
the seemingly ordinary mirror hanging on the wall is a
real mirror, or actually a 2-way mirror (ie they can
或者是面半反射鏡嗎?
see you, but you can't see them)? There have been many
有多起在女生換衣間安裝半反射鏡的案例
cases of people installing 2-way mirrors in female
changing rooms. It is very difficult to positively identify
我們很難從表面看出它是否為正常的鏡子
the surface by just looking at it. It's time to get paranoid,
ladies and gentlemen....So how do we determine with any
amount of certainty? Well once again, I am here to enlighten
我們可以從以下簡單試驗看出來:
you. Just conduct this simple test:

Place the tip of your fingenail against the reflective
將你的指甲靠在鏡面上
surface and if there is a GAP between your fingernail and
若你的指甲與反射影像間有間隙存在
the image of the nail, then it is a GENUINE mirror. However,
那麼這面鏡子是一面真實的鏡子
if your fingernail DIRECTLY TOUCHES the image of your nail,
如果你的指甲與鏡中影像間毫無間隙存在
then BEWARE, for it is a 2-way mirror!
那麼你就得要知道, 那是面半反射鏡!
You can further ascertain the nature of the suspect surface by
你可以朝鏡面丟一重物(譬如一張椅子)以更加確認
hurling an object (e.g.  a chair!!!) at it.  The chair will
椅子將會打穿它
go through.  So remember, everytime you see a mirror, do the
所以請記得, 每當你面對一面鏡子時, 請做指甲測試
"fingernail test". It doesn't cost you anything, it is simple
這只花費你一點時間與力氣, 即可使你免於被"視覺強暴"
to do, and it might save you from getting "visually raped"!