不是所有的M卡口鏡頭是相容的, 像是Summilux M 35mm F1.4就不相容. 以下是相容的M卡口鏡頭: Leica M Elmarit M21 mm F2.8 ASPH Leica M Elmarit-M 24 mm F2.8 ASPH Leica M Elmarit M28 mm F2.8 Leica M Elmarit-M 28 mm F2.8 ASPH Leica M Summicron M 35 mm F2 Leica M Summicron-M 35 mm F2 ASPH Leica M Summaron M 35 mm F2.8 Leica M Noctilux 50 mm F1 Leica M Sumilux 50 mm F1.4 Leica M Sumilux-M 50 mm F1.4 ASPH Leica M Summarit 50 mm F1.5 Leica M Summicron 50 mm F2 Leica M Elmar 50 mm F2.8 Leica M Elmar 50 mm F2.8 Leica M Sumilux 75 mm F1.4 Leica M Elmarit M90 mm F2.8 Leica M Elmar 135 mm F4 Voigtlander M NOKTON classic 40 mm F1.4 Voigtlander M NOKTON 50 mm F1.1 Voigtlander M HELIAR classic 75 mm F1.8 Carl Zeiss M Distagon T*15 mm F2.8 ZM Carl Zeiss M Distagon T*18 mm F4 ZM Carl Zeiss M Biogon T*21 mm F2.8 ZM Carl Zeiss M C Biogon T* 21 mm F4.5 ZM Carl Zeiss M Biogon T*25 mm F2.8 ZM Carl Zeiss M Biogon T*28 mm F2.8 ZM Carl Zeiss M Biogon T*35 mm F2 ZM Carl Zeiss M C Sonnar T*50 mm F1.5 ZM Carl Zeiss M Planar T* 50 mm F2 ZM Carl Zeiss M Sonnar T*85 mm F2 ZM Carl Zeiss M Tele-Tessar T* 85 mm F4 ZM