Cokin 49-55mm Step Up Ring: Cokin
49-55mm Step Up Ring is lightweight rings which allow the user to use 49mm
threaded filters on lens with 55mm filter threads. It is constructed from
aluminum-alloy that has a corrosion-resistant, black anodized finish for
durability and long lasting. The thin frame size minimizes vignetting when
attached to a lens and the black finish of the ring limits the chance of
internal light reflections. This adaptor rings serve to accommodate filters,
close-up lenses and other attachments to
lenses
with different filter thread sizes. It allows you to use larger size filters on
lenses with a smaller diameter thread. The first number is the size that screws
into the lenses and the second number is the filter size. This step-up ring has
side knurling to provide a more textured grip when mounting or removing it from
a lens.
Cokin 49-55mm Step-up Ring Lens to Filter
Features -Cokin
49-55mm Step-up Ring Lens to Filter