... 55mm, 58mm,62mm, 67mm, 72mm, 77mm, 82mm White balance lens cap for CanonModels we supply: 52mm, 55mm, 58mm ... 67mm, 72mm, 77mm, 82mm Description: The White Balance Lens Cap uses a simple snap-on lens cap ... the use as your cameras pre-set white balance reference. So, no matter how challenging the lighting ... time on the computer after shooting.The White Balance Lens Cap includes a standard white dome for ...