EF24mm F1.4L II USM Instruction Manual
Page 2
... for quick and quiet autofocusing. 4. The Canon EF24mm f/1.4L II USM lens is available after the subject comes into focus in a nicer background blur. 6. SWC (Subwavelength Structure Coating) dramatically reduces ghosting and flare caused by light entering at an acute angle. 3. Supplementary notes on using the lens and taking pictures. Thank you for purchasing a Canon product. A truly round aperture...
... for quick and quiet autofocusing. 4. The Canon EF24mm f/1.4L II USM lens is available after the subject comes into focus in a nicer background blur. 6. SWC (Subwavelength Structure Coating) dramatically reduces ghosting and flare caused by light entering at an acute angle. 3. Supplementary notes on using the lens and taking pictures. Thank you for purchasing a Canon product. A truly round aperture...