幻げん灯とう

noun

slide (for projection)

Refers to a transparent slide used in a projector, similar to a photographic slide. The term is somewhat dated; modern usage often prefers スライド.

See also: スライド

• 祖そ父ふは古ふるい幻げん灯とうを整せい理りしていた。

  My grandfather was sorting through old projection slides.

noun

magic lantern

Historical device for projecting images, a precursor to the slide projector. Often encountered in historical or literary contexts.

See also: 幻灯機

• 幻げん灯とう機きは19世せい紀きに人にん気きがあった。

  Magic lanterns were popular in the 19th century.