Mu ikoreshwa ry'amashusho mu nganda, kugoreka ni wo murwanyi ukomeye mu kumenya amashusho no gupima ingano. Binyuze mu gushushanya neza, amatara yoroshye kugoreka agabanya kugoreka kw'ishusho—bityo bigatuma ibipimo bipima neza kandi bikaba byizewe—kandi akagira ingaruka...
Indorerwamo za Varifocal zemerera guhindura uburebure bw'ifoto, bigatuma hafatwa ubwoko butandukanye bw'amafoto hakoreshejwe lensi imwe. Ni ibikoresho by'ingenzi mu bijyanye no gufotora, bikoreshwa cyane, kandi bikunzwe cyane n'abafotora. Imikoreshereze yihariye y'indorerwamo za Varifocal mu gufotora...