Scanning Electron Micrograph (SEM) of a Dust Mite (Dermatophagoides pteronyssinus), magnification x 700 Published on February 8, 2016 in Mattress CleaningFull resolution (1536 × 1415) ← Previous Next → BRAR7J Scanning Electron Micrograph (SEM) of a Dust Mite (Dermatophagoides pteronyssinus), magnification x 700