Opteka T-Mount Adapter for Sony Alpha Digital SLRs DSLR-A350, A300, A200, A700, A900, A100, A380, A500, A550, A850, A450,A290, A390, A580, SLT-A33, A55, Minolta Maxxum 5D, 7D, 7, 9xi, 7xi and 5xi
An accessory ring which converts the lens mount of your SLR camera to a T-Mount. The compatible Opteka T-Mount System makes it possible to use most any single lens reflex camera in combination with various front camera attachments such as telescopes, mirror lenses, slide duplicators...etc. The T-Mount is a metal connector that screws onto the compatible front attachment and allows this combination to be coupled to your SLR camera lens mount.