
1) Movie camera
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https://www.crosswordclues.com/clue/aeroscope

• (n.) An apparatus designed for collecting spores, germs, bacteria, etc., suspended in the air.
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http://thinkexist.com/dictionary/meaning/aeroscope/
A'ër·o·scope noun [
Aëro- + Greek ... to look out.]
(Biol.) An apparatus designed for collecting spores, germs, bacteria, etc., suspended in the air.
Found on
http://www.encyclo.co.uk/webster/A/37

aeroscope, aeroscloscope 1. An apparatus for gathering bacteria, dust, etc. from the air, for microscopic examination. 2. An instrument, usually electronic, used to count microscopic dust and other suspended matter in the air for purposes of analysis. The differences in intensity of the light reflected from each facilitates the identification of ...
Found on
http://www.wordinfo.info/words/index/info/view_unit/1915/
No exact match found.