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Canon EOS 40D review

After months of intense speculation and rumours, Canon has finally release his new EOS 40D. A camera not being revolutionary..A lot of fan were expecting more…The Nikon D300  and the latest Sony Alpha 700 will put some pressure on Canon

 Nikon D300Canon EOS 40D
Sensor 12.3 MP10.1MP
Focal length Multiplier 1.5x1.6x
A/D converter 14-bit14-bit
Image sizes 4288 x 2848
3216 x 2136
2144 x 1424
3888 x 2592
2816 x 1880
1936 x 1288
RAW files NEF / Compressed NEF 14-bit14-bit compressed RAW
TIFF files YesNo
Dust removal Self-cleaning sensorSelf cleaning sensor
AF 51-point Multi-CAM 3500DX9 cross-point AF
Focus tracking on color YesNo
ISO Range ISO 200 – 3200 normal
ISO 100 – 6400 available
1/3, 1/2 or 1 EV steps
100-1600 normal
3200 available
1/3, 1/2 or 1 EV steps


Continuous shooting speed 6 fps
8 fps possible with accessory power source
Viewfinder 100%95%
Active D-Lighting Yes (also adjusts exposure)Has similar highlight tone priority mode
LCD 3.0"  diagonal TFT LCD
922,000 pixels
3" diagonal LCD
230,000 pixels
Live View Handheld mode and Tripod modeTripod mode
Video output HDMI (HD)Composite
Weight (no batt) 825 g (1lb 13oz)740 g (1lb 10oz)
Dimensions 147 x 114 x 74 mm (5.8 x 4.5 x 2.9 in)5.7 x 4.2 x 2.9 in
145.5 x 108 x 73.5 mm
Availability November 2007September 2007
Price (est.) $1800 on introduction~$1300 on introduction

    Product Features

    • 10.1-megapixel CMOS sensor captures enough detail for photo-quality poster-size prints
    • Large 3.0-inch LCD display with enhanced Live View and broadened color gamut
    • 6.5 frame-per-second continuous shooting capability (for bursts of up to 75 Large/Fine JPEGs or 17 RAW images)
    • sRAW mode; 35-zone metering system; integrated Self-Cleaning Sensor Unit
    • Powered by BP-511A, BP-511, or BP-512 lithium-ion battery pack; stores images on CF cards

    Technical Details

    • Resolution: Approximately 10.1 million effective pixels (total pixels: approximately 10.5 million)
    • Recording pixels: 3888 x 2592
    • Sensor type: CMOS sensor, with primary R-G-B filtration
    • Sensor size: 22.2 x 14.8 millimeters
    • Pixel size: 5.7 microns square
    • Lens focal length factor: 1.6x
    • Sensor dust removal: EOS Integrated Cleaning System; active removal of dust by vibrating front low-pass filter; automatic removal of dust spots, in Canon Digital Photo Professional software (v. 3.1 or higher)
    • Maximum frames per second: 6.5 frames per second (fps) at full resolution
    • Maximum number of frames / burst: JPEG: 75; RAW: 17
    • Shutter speeds: 30 seconds to 1/8000, plus Bulb (1/3 or 1/2-step increments)
    • Flash sync speed: Up to 1/250, with EX-series Speedlites
    • Anticipated shutter durability: 100,000 exposures, based on Canon test methods
    • Computer interface: USB 2.0 (Hi-speed)
    • Image recording storage media: CompactFlash (CF) cards (type I or II, including Microdrives)
    • Card compatibility: "FAT32" compatible–OK for cards over 2GB
    • Image format options: JPEG (choice of "Fine" or "Normal" compression); RAW (Canon .CR2 RAW file format); RAW + JPEG (any JPEG file size available; JPEG file written as separate file)
    • Analog to digital conversion: 14 bits per channel (16,382 separate tones from brightest to darkest, for each channel)
    • Resolution options: "Large"–3888 x 2592 (approximately 10.1 million pixels); "Medium"–2816 x 1880 (approximately 5.3 million pixels); "Small"–1936 x 1288 (approximately 2.5 million pixels)
    • File numbering: sRGB color space: IMG_0001.JPG or IMG_0001.CR2; Adobe 1998 RGB color space: first character is always underscore (_)
    • Folders: Automatically created for image storage; new folder can be user-created with "Manual Reset" function; folders cannot be freely selected on memory card by the photographer
    • Highlight tone priority: Expands tonal range of bright highlights by about one stop; ISO range limited to 200 to 1600; activated by C.Fn II-3-1
    • Data verification: "Original Image Data" can be appended to each image via Custom Function IV-6-1; requires optional Canon Original Data Security Kit OSK-E3 to check authenticity
    • Live View viewing options: Camera’s LCD monitor; computer monitor, via USB; computer monitor, via wireless transmitter WFT-E3A
    • Manual focus: Viewed on LCD monitor, with option to magnify focus area 5x or 10x
    • Autofocus: Possible–C.Fn III-6-1 active, press AF On button; mirror drops down temporarily while AF On button is pressed, allowing AF to function
    • Silent mode Live View shoot: Mode 1: First shutter curtain remains open; shooting up to 6.5 fps possible; Mode 2: Quieter option; 2nd shutter curtain doesn’t close until user’s finger is taken off shutter button
    • Accessory wireless transmitter: Canon WFT-E3A (optional, dedicated wireless transmitter)
    • Attachment to camera: Attaches to base of camera; totally integrated with EOS 40D’s design
    • Wireless transfer methods: 802.11b or 802.11g; link speed: approximately 11 megabits/second (802.11b) or 54 megabits/second (802.11g)
    • Connection method: Infrastructure or Ad Hoc (802.11g functions in Ad Hoc mode)
    • Maximum wireless distance: Approximately 490 feet (150 meters), if "receiver" has its own antenna (depends on environment)
    • Wireless channels: 11 (in North American market)
    • Ethernet (wired) transfer: Yes; Ethernet 100Base-TX (maximum distance approximately 1,000 feet); link speed: approximately 100 megabits/second
    • Transfer options: 1. FTP mode (images sent to folder on host computer); 2. PTP mode (remote control of camera possible from computer); 3. HTTP mode (view camera’s files using web browser; remote firing of camera possible)
    • Security options: Encryption: WEP or TKIP/AES; authentication: open system, WPA-PSK, or WPA2-PSK
    • USB "host" capability: Plug compatible USB devices into WFT-E2A, for use with the EOS 40D; GPS devices (write GPS time, coordinates, and altitude info into each file’s EXIF info); external hard drive (connect compact external USB hard drive, and write files directly from camera to the hard drive as if it’s an additional memory card)
    • LCD monitor: 3.0-inch (diagonal) TFT color; approximately 100% coverage; approximately 230,000 pixels on monitor; approximately 140 degrees viewing angle
    • LCD monitor brightness: Adjustable in 7 levels (via Menu)
    • Video-out: Yes (to standard TV monitor); NTSC or PAL, selectable on Menu
    • Number of AF points: Nine, all cross-type AF points
    • Center AF point: Unique hybrid cross-type AF point; world’s first high-precision AF point with both horizontal and vertical high-precision; additional standard precision, cross-type sensors for lenses from f2.8 to f5.6
    • AF point selection: 1. Manual AF point selection via 9-way multi-controller on back of camera; 2. automatic AF point selection
    • AF activation: Shutter button, or new AF On button at back of camera
    • AF modes: One-Shot AF (for stationary subjects); AI Servo AF (for tracking moving subjects); AI Focus AF (auto selection of One-Shot or AI Servo AF)
    • AF sensor: Entirely new Canon CMOS AF sensor
    • AF sensitivity range: EV -0.5 to 18 (at 73 degrees F / 23 degrees C, ISO 100)
    • Shutter speeds: 30 seconds to 1/8000 second, plus Bulb (1/3 or 1/2-step increments); x-sync at 1/250
    • ISO range: 100 to 1600, in 1/3-step or full-stop increments; ISO can be expanded to 3200 via C.Fn I-3-1
    • Auto ISO: Can be set in any exposure mode, including P, Tv, Av, and M; ISO usually based at 400; typical auto range is 100 to 800, depending on conditions; manual exposure mode: auto ISO fixed at 400
    • Exposure modes: Manual, Aperture-priority (Av), Shutter-priority (Tv), Program AE
    • Full-auto modes: Green Zone, Portrait, Landscape, Close-up, Action, Night Portrait, Flash Off
    • Metering: 35-zone metering sensor; Evaluative metering (linked to all AF points); Center-weighted metering; Partial metering; Spot metering at center of picture (approximately 3.5% of picture area)
    • Metering range: EV 0 to 20 (all patterns, at normal temperatures)
    • Exposure compensation: Possible in P, Tv, Av, and A-DEP exposure modes; +/- up to two stops, in 1/2 or 1/3-stop increments (via Quick Control Dial)
    • Autoexposure bracketing: Possible in P, Tv, Av, M, and A-DEP exposure modes; +/- up to two stops, in 1/2 or 1/3-stop increments
    • Compatible flashes: All Canon EX-series Speedlites, including new Speedlite 580EX II
    • Camera menu sets flash: Yes (580EX II only, as of August 2007)
    • E-TTL II flash metering: Flash metering not linked to active AF point; distance from compatible EF lenses now used; entire metering area can be averaged using Custom Function 14-1
    • Modeling flash: 1-second burst of flash possible at 70Hz when depth-of-field preview button is pressed (580EX/EX II, 550EX, 420EX, MR-14EX, MT-24EX, and Speedlite transmitter only)
    • Wireless E-TTL: Fully compatible, including ratio setting over six-stop range
    • Flash exposure compensation: Up to +/- 2 stops can be set on camera body (can also be set on compatible Speedlites)
    • Built-in flash: Covers lenses as wide as 17mm (27mm equivalent); Guide Number 43 (feet)/13 (meters), ISO 100
    • Viewfinder focus screen: New interchangeable "Ef" series focusing screens; standard screen: Ef-A–precision matte screen very similar to EOS 30D; optional Ef-D screen–precision matte with grid lines; optional Ef-S screen–Super precision matte (superior manual focusing with fast lenses, f1.8 to f2.8)
    • Viewfinder display: Similar to EOS 30D; new: ISO is always displayed; new: B/W shooting mode icon; new: maximum burst available now two digits
    • Dioptric adjustment: User-set from -3.0 to +1.0 (range can be extended using optional Canon dioptric Lens E, plus rubber frame Eb)
    • Mirror lock-up: Possible via Custom Function III-6-1
    • Eyepiece shutter: None (cover is provided on included strap)
    • Color space: Standard sRGB or Adobe 1998 RGB (separate setting on Menu)
    • White Balance: Auto; Pre-set (Daylight, Shade, Cloudy, Tungsten, Fluorescent, Flash); color temperature (set by user from 2500K to 10,000K in 100K increments); custom (shoot white object or 18% gray card, base WB on that neutral object)
    • White Balance correction: Fine-tuning of overall color, in any white balance mode; amber–blue correction, in 9 steps; magenta–green correction, in 9 steps; set on graph on LCD monitor, using 9-way controller; both types of correction can be combined
    • White Balance bracketing: Three separate files written with a single click of the shutter; can be varied in the amber–blue direction, or the magenta–green direction; can be adjusted up to +/- 15 mireds (equivalent to 3 steps on the 9-step adjust scale); can be combined with standard auto exposure bracketing (9 files written to CF card)
    • Picture style: Extensive range of settings for user to tailor color, contrast, sharpness, etc. to their preference; same characteristics as previous EOS SLRs with Picture Style control
    • Black and white recording: Set via monochrome setting within Picture Styles menu
    • Computer connection: USB 2.0 Hi-speed, via small "B"-type USB connection
    • Remote control: N3-type push-in terminal (same as EOS 20D, EOS-1D Mark II, etc.)
    • Video-out: Single-pin mini-jack
    • Direct Printing compatibility: PictBridge printing to compatible Canon and other brand printers
    • Compatible images: JPEG, RAW, or sRAW, if they comply with DCF protocol
    • Preview effects on camera’s LCD: Printing effects can be previewed (includes brightness, levels, contrast, color saturation, color tone, and color balance–face brightener and red-eye correction cannot be viewed)
    • Connection to printer: Via USB cable included with camera
    • DPOF image marking: Compatible; images can be "tagged" while reviewing on LCD monitor
    • Battery: BP-511A, BP-511, or BP-512 (rechargeable lithium-ion, same as EOS 30D) (BP-511/BP-512: 1100mAh; BP-511A: 1390mAh)
    • Shooting capacity: Approximately 1100 shots (at 68 degrees F / 20 degrees C); approximately 800 shots (at 32 degrees F / 0 degrees C)
    • Charger unit: Canon CB-5L or CG-580 (also can be charged with compact power adapter CA-PS400)
    • AC adapter: AC adapter kit ACK-E2 (optional; consists of adapter AC-E2, and "dummy battery" DR-400)
    • Battery grip (optional): Battery grip BG-E2N or BG-E2
    • Date/time back-up battery: CR2016 lithium battery–coin-type; user-replaceable (estimated life 5 years)
    • Body exterior material: Magnesium alloy top, front, and rear covers
    • Chassis material: Polycarbonate and stainless steel
    • Lens mount: EF lens mount; metal; compatible lenses: all Canon lenses for EOS cameras
    • Compatible with EF-S lenses: Yes
    • Custom functions: 24 custom functions, in four distinct categories; 9 entirely new custom functions
    • Operating temperature range: 32 degrees to 104 degrees F, at 85% or lower humidity (0 degrees to 40 degrees C)
    • Dimensions (W x H x D): 5.7 x 4.2 x 2.9 inches (145.5 x 108 x 73.5 millimeters), very slightly larger than EOS 30D
    • Weight (without battery or CF card): 26.1 ounces (740 grams), approximately 1.4 ounces (40 grams) heavier than EOS 30D
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