Superb image quality: 10.1 Megapixel CMOS Sensor, extensive noise reduction technology, and 14-bit conversion for outstanding color tones and gradations.
Outstanding performance: 6.5 fps, burst rate up to 75 consecutive JPEGs or 17 RAW images and DIGIC III Image Processor.
Strong, rugged build quality: magnesium-alloy exterior, shutter durability-tested to 100,000 cycles, top speed 1/8000, top x-sync speed 1/250.
New AF system with 9 cross-type sensors, and world's first diagonal high-precision cross-type AF at center point with f/2.8 and faster lenses.
EOS Integrated Cleaning System, Picture Style settings, Spot metering, and Highlight Tone Priority for advanced in-camera image control.
Large 3.0-inch LCD monitor and advanced Live View Function with new options for reduced shutter time lag and quiet operation.
Wide range of accessories, including interchangeable focusing screens, extensive remote control options, new battery grip BG-E2N, and new dedicated wireless file transmitter WFT-E3A.
EOS 40D Body, Eyecup Eb, Wide Neck Strap EW-100DGR, Video Cable VC-100, USB Interface Cable IFC-200U, Battery Pack BP-511A, Battery Charger CG-580, "Great Photography is Easy" Booklet and "Do More with Macro" Booklet, EOS Digital Solution Disc, Software Instruction Manual.
Recording Medium: CF Card Type I and II and external media (USB v.2.0 hard drive, via optional Wireless File Transmitter WFT-E3A)
Compatible Lenses: Canon EF, EF-S, TS-E, and MP-E lenses
Lens Mount: Canon EF mount
Lens Focal Length Conversion Factor*: 1.6x
Recording Format: DCF 2.0 (Exif 2.21): JPEG, RAW and RAW+JPEG simultaneous recording possible. Multiple options for recording images on a memory card.
Image Format: JPEG, RAW (Canon CR2)
Type: TTL-CT-SIR AF-dedicated CMOS sensor
AF Points: 9 cross-type AF points, including center AF point; fully functional with f/5.6 or faster lenses. Additional high-precision, diagonal cross-type sensor at Center AF point, used with lenses f/2.8 or faster
ISO Speed Range: Equivalent to ISO 100-1600* (in 1/3-stop or whole stop increments), ISO speed can be expanded to ISO 3200