English | optical device |
Hyponym: | autofocus biprism camera_lucida coelostat collimator diffraction_grating diffuser finder kerr_cell laser lens nicol_prism planetarium polarimeter prism projector rochon_prism stereoscope viewer |
Hypernym: | device |
Semantic Field: | artifactn |
TempoWN: ◁ △ ▷ (Past: 0.000; Present: 0.001; Future: 0.000)
SentiWN: △ ▽ (+0.00 -0.00) MLSentiCon: ▲ ▽ (+0.25 -0.00)