Kenko 55mm "deep sky" type filter. Photo-visual nebula filter similar to Lumicon Deep Sky.
Comes with 3 step down rings to suit various diameter camera lenses, and 2x collapsible rubber lens hoods which can screw into the front of the filter if required.
Can be adapted to any DSLR lens with the right step-up or step-down adapter rings.
$110.00 posted