I only like it out of a thin glass.

Finally, the technician would mount a thin glass coverslip over the slides to protect the sections.

Rain amounts are typically very shallow, so to make it readable measure 30mm of water into the holder, then pour it into a tall, thin glass jar.

They use aggressively thin glass.

Packs of thin glass sheets, angled so as to reflect away light of the unwanted polarity, served as the viewing filters.