48mm T-Adapter for EdgeHD 9.25", 11", and 14" (93622)

Overview Attaches directly to the rear cell of the larger Edge optical tubes Produces better illumination for today's larger full-frame imaging sensors, all the way to the corners Reduces vignetting-darkening around the edges of the image sensor-by providing unobstructed light to the camera Description The 48 mm T-Adapter is the accessory of choice if you'd like to attach your full frame DSLR or astronomical camera to a Celestron EdgeHD optical tube. With DSLR CCD chips getting larger, Celestron created the 48 mm T-Adapter to reduce vignetting and provide a larger light path to your camera's sensor, producing exceptional astrophotos. The standardT-Adapter for EdgeHD 9.25", 11", and 14"comes with a 42 mm T-Thread for a 42 mm T-Ring. This smaller42 mm T-Adaptertruncates the light cone coming from the back of the EdgeHD optical tubes, which creates vignetting in the corners of full frame imaging sensors. The 48 mm T-Adapter has a larger T-Thread opening, allowing the unhindered light to