This filter attachment is designed to create rainbows. It must be used with wide angle lenses. It is recommended that you stop your lens down to f8-11 in order to make the rainbow visible. Two rainbow filters are available: #'s195 and 196, with #196 being one-third larger.
This filter measures 66 x 72mm and fits the Cokin A series holder.
UPC: 085831447743