Nikon D3100

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The Nikon D3100 is an entry-level digital single-lens reflex camera released in 2010, designed for amateur photographers. It features a 14.2-megapixel DX-format CMOS sensor, delivering high-resolution images with excellent detail and low noise levels. The camera supports ISO sensitivity from 100 to 3200, expandable up to 12800, allowing versatile shooting in various lighting conditions.

The D3100 utilizes the EXPEED 2 image processor which ensures faster image processing, improved color reproduction, and enhanced video recording capabilities, including 1080p Full HD video at 24 frames per second. Autofocus is handled by an 11-point Multi-CAM 1000 AF module, improving focus accuracy and speed.

The camera includes a 3-inch LCD with 230,000 dots for composing shots and playback. It also offers Active D-Lighting for optimized dynamic range in high contrast settings and supports various scene modes for ease of use. Image storage is via SD/SDHC/SDXC cards, with USB 2.0 and HDMI outputs for connectivity.

Nikon D3100 offers excellent image quality with its 14.2 MP sensor suitable for beginners. It includes a user-friendly Guide Mode to assist new users learning DSLR photography. The EXPEED 2 processor enables smooth full HD video recording and quick image processing. Its compact and lightweight design enhances portability for everyday shooting. The camera's 11-point autofocus system provides reliable focusing performance across various scenes. Additionally, compatibility with a wide range of Nikon F-mount lenses increases creative flexibility.

The Nikon D3100 lacks a built-in autofocus motor, limiting autofocus capabilities with some older lenses. Its rear LCD has relatively low resolution compared to more modern cameras, reducing detail in live view and playback. Continuous shooting speed is limited to 3 frames per second, which may not suit fast action photography. The body does not include weather sealing, making it vulnerable to dust and moisture. Video recording is capped at 1080p at 24fps without higher frame rates or advanced video features. Finally, no external microphone input restricts audio quality control during video capture.

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