ほごばん 保護板 LinksSentence search for 保護板Sentence search for ほごばんKanji details for 保, 護 and 板Edit in JMdict Noun1. protective plateへんこうばん偏光板のとき時は、まずへんこうばん偏光板をつけうえ上にほごばん保護板(とうめい透明アクリルばんアクリル板)をつけセットします。When attaching a polarizing plate, set it first and then attach a protective plate (a clear acrylic plate). Discussions Log in to talk about this word.