III. WORDS RELATING TO MATTER

III. ORGANIC MATTER

2. Sensation; special sensation; light; perceptions of light

Optical Instruments.

[Nouns] optical instruments; lens, meniscus, magnifier; microscope, megascope, tienoscope.

spectacles, specs, glasses, barnacles, goggles, eyeglass, pince-nez.

periscopic lens; telescope, glass, lorgnette; spyglass, opera glass, binocular, binoculars, field glass; burning glass, convex lens.

mirror, reflector, speculum; looking-glass, pier-glass, cheval-glass.

prism; camera lucida, camera obscura; magic lantern (show) [more]; stereopticon; chromatrope, thaumatrope; stereoscope, pseudoscope, polyscope, kaleidoscope.

photometer, eriometer, actinometer, lucimeter, radiometer; abdominoscope, gastroscope, helioscope, polariscope, polemoscope, spectroscope.

abdominoscopy; gastroscopy; microscopy, microscopist.