Size: For Canon T-Ring Compatible with: Canon EOS & Rebel SLR & DSLR Note: Not compatible with EOS-M models. Compatible Models (DSLR Models): 1D (All), 5D (All), 6D, 7D, 10D, 20D, 20Da, 30D, 40D, 50D, 60D, 60Da, 70D, 100D, 300D, 350D, 400D, 450D, 500D, 550D, 600D, 650D, 700D, 10D, 10D, 00D, 1 100D, D30, D50, D60, Rebel, Rebel XT, Rebel XTi, Rebel XS, Rebel XSi, Rebel T1, Rebel T1i, Rebel T2. 2. Please check the compatible model carefully before purchasing. Compatible with SV28 series B07CPZNKMV B071GYH5RJ SV17 SV17 and SV14 eyepiece outer diameter is close to 1.6 inches (40 mm), so it is a little tight for the sleeve.