Christiansen filter (English, noun)
expansion: Christiansen filter (plural Christiansen filters)
Senses:
topics: engineering
natural-sciences
optics
physical-sciences
physics
glosses: A narrow bandpass or monochromatic optical filter which consists of an optical cell which is filled with a crushed substance (e.g. glass) and a (mostly organic) liquid.
tags: uncommon
Forms:
form: Christiansen filters
tags: plural