Medical zoom/focus coupler ndi chipangizo chomwe chimagwiritsidwa ntchito m'munda wa zamankhwala popititsa patsogolo zowonera panthawi yazachipatala, makamaka mu endoscopy ndi microscope. Amapangidwa kuti azilumikizana pakati pa makina oyerekeza achipatala ndi chida chowonera, monga endoscope kapena maikulosikopu, zomwe zimathandizira kuyandikira ndi kuyang'ana luso.The coupler imalola kukulitsa mosiyanasiyana, kulola akatswiri azachipatala kuti asinthe kuchuluka kwa makulitsidwe kuti ayang'ane mosamalitsa ndikusanthula malo omwe akufuna. Zimathandiziranso kuyang'ana bwino, kuwonetsetsa kuti chithunzicho chili bwino komanso kumveka bwino panthawi ya ndondomekoyi. Chipangizochi nthawi zambiri chimakhala ndi ma optics apamwamba kwambiri, kuwonetsetsa kuti palibe kusokonekera komanso kukhazikika kwapamwamba.The zoom/focus coupler ndi chida chofunikira kwambiri pazachipatala, chifukwa chimathandizira kuzindikira zolondola, maopaleshoni ochita bwino, komanso kuwona bwino kwa ogwira ntchito zachipatala. Ndi kuthekera kwake kosinthika komanso kuyang'ana kwake, kumathandizira kulondola komanso kuchita bwino kwa njira zamankhwala, zomwe zimapereka zotsatira zabwino kwa odwala.