Canon EOS 1D Mark IV is a new improved DSLR camera by canon. It is a notch over the Mark III. The camera functionality and features are much enhanced that directly show in its performance.
Lens & Display
The EOS 1D Mark IV sports a 16.1 megapixel lens with APS-H sized CMOS sensor. It captures as quick as 10.1 frames per second. The scratch resistant, anti-glare coated 3.0 inch LCD display is 920,000 pixilated. The ISO range goes from 50 (L) to 102400 (HI-3).
Processor & Shutter Speed
The shutter speed of the camera is 30 seconds to 1/8000 which includes the bulb mode too. It has a compact flash type I and II UDMA slots. EOS 1D Mark IV has dual DIGIC 4 processors. It has got live view with contrast detect with AF option.Features like HD movie mode, silent single shooting mode, peripheral illumination correction, highlight tone property mode, automatic lighting optimizer with multiple levels and lens auto focus micro-adjustment function are some of its unique features.
Three Phase Dust Control
EOS 1D Mark IV boasts of an EOS integrated cleaning system that ensures three phase dust control, removal and deletion. The auto focus function is 45-point (39 cross type points). The camera is capable of bursts up to 121 JPEGs and 28 RAW images. EOS 1D Mk IV also supports multiple noise level reduction, HDMI output and UDMA support.Features like pentaprism with 1.00x magnification, interchangeable focus screens and My Menu quick access are also present. The camera weighs 41.6 ounces. Its dimensions are 6.1 x 6.2 x 3.1 inches. It has got a Lithium-ion Lp-E4 battery pack with it.
There is a definite increase in image resolution in Mk IV as compared to Mk III. There is a huge leap in ISO sensitivity which is the highest in today’s times offered by any camera, while maintaining the quickness in capturing pictures. The autofocus system of Mk IV has been upgraded too. The viewing quality on LCD has been greatly improved, thanks to the anti-glare quality of its screen. Noise levels show up considerable improvement without having its sensitivity affected this time around.The most interesting feature here is the dust control feature. With the use of ultrasonic vibrations the image sensor shakes and the dust control feature works. As soon as the shutter button is pressed the dust removing process automatically stops and the camera is ready to shoot.EOS 1D Mk IV has a sturdier grip and the images come out to be more steady and crisp. The viewfinder of the camera offers 100 per cent coverage. This camera also offers the ability to capture an image while a video is being shot.
The battery life has got lowered due to its increase in processing time. The camera can capture 1500 images in one battery charge.