1) апертура, отверстие
2) диафрагма ( тонкая перегородка с отверстием )
3) раскрыв, раствор, апертура ( антенны )
4) апертура, раствор, расходимость ( оптического пучка )
5) кфт. кадровое окно
6) (световой) вырез ( обтюратора )
7) перфорация ( одно отверстие плёнки )
8) кфт. апертурная диафрагма
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- Academy aperture
- accelerating aperture
- angular aperture
- annular aperture
- aperture of bridge
- beam aperture
- blocked aperture
- camera aperture
- cartridge aperture
- clear aperture
- collective aperture
- collimating aperture
- continuous aperture
- coupling aperture
- die aperture
- diffracting aperture
- door aperture
- effective aperture
- entrance aperture
- exposure aperture
- fiber numerical aperture
- filled aperture
- film aperture
- film exit aperture
- focal aperture
- focused aperture
- gate aperture
- half-wave length aperture
- illuminated aperture
- iris aperture
- lens aperture
- mechanical aperture
- numerical aperture
- objective aperture
- offset-fed aperture
- parabolic aperture
- photographic aperture
- picture aperture
- picture-taking aperture
- pinhole aperture
- quantizing aperture
- radiating aperture
- relative aperture
- sampling time aperture
- scanning aperture
- screen aperture
- shutter aperture
- stopped-down aperture
- synthetic aperture
- television aperture
- triangular aperture
- unblocked aperture
- unfilled aperture
- waveguide aperture
- window aperture
- zoned aperture