Nikon introduces the its new D800 and D800E digital SLR cameras featuring a 36.3 Megapixel FX-Format CMOS image sensor. To handle extreme resolution and deliver amazing images, the D800/D800E is equipped with EXPEED 3 image processing engine. It features the new 91,000-pixel 3D Color Matrix Metering III and the Advanced Scene Recognition System, and an improved 51-point AF system with 15 Cross Type AF sensors for sharp and clear images.

Nikon introduces its new flagship D4 Digital SLR camera (DSLR) with a multitude of new features and functions, replacing the D3, D3X and D3s To deliver supreme image quality, the D4 is equipped with a 16.2 Megapixel FX-Format Full Frame CMOS image sensor and the new Nikon EXPEED 3 image processing engine. It offers a broad ISO range from 100 to 204,800 for enhanced low-light performance, and the new 91,000-pixel RGB 3D Color Matrix metering system that meticulously analyzes each scene and recognizes factors such as color and brightness with unprecedented precision.

Nikon introduces its new D5100 Digital SLR camera designed for “those ready to artistically express themselves and need a versatile camera that can keep pace creatively.” The 16.2 Megapixel DX format DSLR offers ISO range of 100-6400, 11-point AF system, full manual controls (P,S,A,M on the mode dial) and NEF (RAW) recording.

Along with the EOS 600D / Rebel T3i, Canon brings also the EOS 1100D / Rebel T3 / Kiss X50 entry-level digital SLR camera providing a more attractively priced option for those looking to experience the pleasure of shooting with a DSLR camera. Like the 600D, the 1100D also offers Feature Guide.

Canon announced the new EOS 600D / Rebel T3i / Kiss X5 entry-level digital SLR camera, which is the successor to the EOS Rebel T2i / 550D. Designed for beginning photographers, the 600D/T3i includes the new Feature Guide instruction that will walk Rebel T3i users through functions and provide recommendations for various settings, a great hands-on learning tool; and the Scene Intelligent Auto mode for point-and-shoot users.

Pentax is going to release the Limited Edition Silver K-5 digital SLR camera. The Silver camera will be available in the US in limited quantities featuring an …

Sigma announced the new SD1 digital SLR camera, the company latest flagship DSLR model. The SD1 features a 46 Megapixel (4,800×3,200×3 layers) 24x16mm APS-C X3 direct image sensor and dual ‘TRUE (Three-layer Responsive Ultimate Engine) II’ image processing engines. It has a lightweight yet solid magnesium alloy casing and O-ring sealing connections, and a weather-resistant design throughout for use in harsh conditions.

Panasonic announed the new LUMIX DMC-GH2, replacing its successful predecessor, the LUMIX GH1. The new GH2 is a Micro Four Thirds camera that is compatible with Panasonic’s H-FT012 LUMIX G 12.5mm / F12 3D lens for shooting in 3D. Also, starting from GH2, Panasonic calls its Micro Four Thirds-based LUMIX G series as Digital Single Lens Micro (DSLM) or DSLMicro cameras.

Pentax announced the new K-5 digital SLR camera for “advanced amateur photographers”. As the successor to the K-7, the new K-5 gets a CMOS image sensor with a higer 16.3 Megapixel resolution. It features 80-12800 ISO sensitivity (expandable to 51200), 11 point SAFOX IX+ autofocus system, improve in-camera HDR image capture, up to 7fps shooting and 77 segment metering system.

Nikon releases the new D3100 entry-level digital SLR camera, the successor to the D3000. The D3100 features 14.2 Megapixel Nikon DX-format CMOS image sensor, the new EXPEED 2 image processing engine, ISO 100-3200 (up 12800) and a 3-inch LCD display. As a DSLR for beginner, the D3100 has the Guide Mode, an in-camera guidance that shows you step-by-step how to change camera settings.