Ka whakamahia enei taapiri e rua hei hono i te kamera DSLR ki te ngongo kanohi karu, ngongo trinocular ranei o te 23.2mm.Mena he 30mm, he 30.5mm ranei te diameter o te ngongo kanohi, ka taea e koe te whakauru i te urutau 23.2 ki te mowhiti hono 30mm, 30.5mm ranei, katahi ka mono ki te ngongo kanohi.