Back Hohlspiegel ALS مرآة مقعرة Arabic Hohlspiegel German Curved mirror#Concave mirrors English 凹面鏡 Japanese กระจกเงาเว้า Thai
Miwa konkav se yon sifas reflechisan ki koube pa anndan epi ki ka gwosi objè yo oswa kreye feso limyè.[1]
- ↑ « Kopi achiv » (PDF). Archived from the original (PDF) on 2011-07-28. Retrieved 2010-06-07.