Canon RF 600 mm F11 IS STM Telephoto Camera Lenses is super telephoto reach powerful image stabilisation. It has STM motor for fast photo, smooth for movies 199.5 mm when stowed. For direct control over Tv/Exposure Compensation/ISO settings. Specifications: Image Size: Full frame, 35mm Film Equivalent Focal Length (mm): 600, Angle of View (Horizontal, vertical, diagonal): 03 degrees30′, 02 degrees20′, 04 degrees10′, Lens Construction (Elements/Groups): 10/7, Minimum Aperture: 11, Closest Focusing Distance (m): 4.5, Maximum Magnification (x): 0.14, Distance Information: Yes, Image Stabilizer OIS1: 5, AF Actuator: STM, Lens Cap: E-82 II, Lens Hood: ET-88B, Lens Case/Pouch: LZ1328, Rear End Cap: Lens Dust Cap RF, Magnification with Extension Tube EF12 II: Not compatible, Magnification with Extension Tube EF25 II: Not compatible, Extender Compatibility: RF extenders only, Focal Length: 840mm, Angle of View (Horzntl, Vertl, Diagnl): 02 degrees30′, 01 degrees40′, 03 degrees, Maximum Aperture: F16, Maximum Magnification: 0.19x, 2x Extender Specifications: Focal Length: 1200mm, Angle of View (Horzntl, Vertl, Diagnl): 01 degrees40′, 01 degrees10′, 02 degrees, Maximum Aperture: F22, Maximum Magnification: 0.28x.