ECSiNG M48 Male to M42 Telescope Adapter Lens Ring Aluminum Filter for Connecting The with Thread And Camera

M48x0.75 and M42x0.75 thread are all male; with it you can convert an M48 female thread to a t2 male thread with minimum possible mechanical length. Professional manufacturing, exquisite workmanship, this Camera Lens Adapter is made of high quality aluminum, durable, non deformation, also with corrosion resistant and glossy.Extinction method: professional-grade lens matt paint on the inner wall .External coating: black part hard oxidation process. You can simply screw the ring onto the thread on telescope eyepiece; the other side of the ring has a T2 thread which is correct for connecting to your SLR camera. You can thread a focal reducer into the scope side of a filter wheel by this M48 to M42 adapter; you also can adapt a 1.25 inch telescope filter to a 2 inch eyepiece by this M48 to M42 adapter. Converts an M48 female thread to a T2 male thread; makes it possible to attach M42 and M48 accessories together.