Bw step up adaptor ring 1b 62mm to 77mm
This 62mm to 77mm step up ring allows you to use 77mm filters on a 62mm lens filter thread adaptor rings serve to accommodate filters close up lenses and other attachments to lenses with different filter thread sizes not only does this save money that can be invested in a greater selection of filter types it also saves space and weight in the gadget bag caution when a smaller filter is adapted to a lens with a larger filter thread there is the probability of vignetting