megascope 粗视显微镜
显微幻灯
扩大照相机
Megascope \Meg"a*scope\, n. [Mega- + -scope: cf. F.
m['e]gascope.]
A modification of the magic lantern (projector), used esp.
for throwing a magnified image of an opaque object on a
screen, solar or artificial light being used.