[問題] 問個很窮的問題
小弟最近在自製防潮箱
家裡剛好有一個類似樂扣樂扣的盒子
可是它更猛的是它可以用手動幫浦抽氣 抽到盒面的壓克力都可以變弧形稍稍凹下去
想請問這樣低氣壓會不會對鏡頭不好啊？還是就不要抽氣單純放防潮顆粒就好？
謝謝各位
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