Telescope Camera Adapter - 2" UltraWide for All Pentax "K" Mount DSLR cameras Direct from Camera body to 2" Eyepiece Port. Bypasses T-Rings for 10mm Larger Clear Aperture! Reduced Vignetting, Lower Profile & Weight. Threaded for Standard 2" Eyepiece Filters (48mm). Fully Baffled to reduce internal reflections.