This high-performance OV5640 (also categorized as FD5640) 5-Megapixel camera module features a specialized 120℃ wide-angle M12 fish-eye lens. Outfitted with a standard 24-pin DVP ribbon connector, this module serves as a drop-in, drop-in replacement or upgrade for the baseline OV2640 (2MP) sensors commonly bundled with standard ESP32-CAM development boards. It expands the visual field of view significantly, making it ideal for high-resolution edge AI vision, wide-area surveillance, and video streaming applications.

Specification

• Image Sensor: OmniVision OV5640 / FD5640 (5 Megapixel CMOS image sensor)
• Optical Field of View (FOV): 120℃ Wide-Angle / Fish-eye profile
• Maximum Resolution: 2592 x 1944 pixels (5MP)
• Interface Standard: Standard DVP (Digital Video Port) 24-pin ribbon connector
• Lens Mount System: M12 threaded mount (Allows manual focus adjustments)
• Output Video Formats: RAW RGB, RGB565/555/444, YUV422/420, YCbCr422, and compression-ready JPEG
• Frame Rate Capacities:
  • 5MP (2592 x 1944): Up to 15 fps
  • 1080p (1920 x 1080): Up to 30 fps
  • 720p (1280 x 720): Up to 60 fps
  • VGA (640 x 480): Up to 90 fps
• Operating Core Voltage: 1.5V (Core), 2.6V - 3.0V (Analog), 1.8V - 3.3V (I/O)

Features

• Expanded 120-Degree Field of View: The wide-angle lens captures significantly more environmental context than a standard 65℃  - 75℃  lens. This completely removes the need for structural pan-and-tilt servo mechanisms in localized tracking builds.
• On-Board Hardware JPEG Compression Engine: Features an internal hardware JPEG encoder. This dramatically lowers the image processing strain on the host ESP32 microcontroller, allowing high-resolution snapshots to be compressed and piped smoothly over local Wi-Fi links.
• Advanced Automatic Image Adjustments: Fully supports automatic exposure control (AEC), automatic white balance (AWB), automatic band filter (ABF), and automatic black-level calibration (ABLC) directly inside the onboard image signal processor (ISP).
• Adjustable M12 Threaded Lens Housing: The lens barrel can be manually rotated clockwise or counter-clockwise inside its frame to calibrate sharp focal points for close-up macro imaging or long-distance landscape sensing.

Common Applications

• Smart Home Video Doorbells: Serving as the primary wide-angle optical capture element for Wi-Fi doorbells to scan a complete front porch layout.
• Wide-Area Security & Surveillance: Deploying fixed outdoor monitoring nodes that watch full rooms, entryways, or parking zones without introducing blind spots.
• Edge AI Vision & Object Detection: Providing the visual data engine for ESP32-S3 boards processing face recognition or object identification models over wide operational fields.
• Time-Lapse & Wildlife Tracking Cams: Capturing high-resolution 5MP environment photographs or localized agricultural growth tracking frames.

Professional Usage & Integration Tips

• Verify Microcontroller Memory Allocation: To utilize this 5MP sensor at high-resolution video streams, your host ESP32 or ESP32-S3 development board must have external PSRAM enabled (e.g., standard ESP32-CAM models or the high-tier ESP32-S3-WROOM-1-N16R8 variant). Standard microcontrollers lacking PSRAM will instantly crash with "Out of Memory" heap allocation faults if forced to cache high-resolution image frames.
• Handle the Flexible Ribbon Cable with Care: The 24-pin DVP flexible flat cable (FFC) is fragile. When inserting it into the flip-lock connector on the ESP32 board, ensure the gold contact traces are facing downward toward the motherboard PCB pins. Gently engage the black locking tab without applying twisting leverage, which can slice the internal trace lines.
• Modify Firmware Configurations Appropriately: If swapping out an older OV2640 sensor, remember to adjust your code parameters (such as inside the standard ESP32 Camera Web Server sketch). Update the structure parameters to reflect pins.sensor_pid = OV5640_PID; and explicitly define your target frame size (e.g., FRAMESIZE_QSXGA for full 5MP capture or FRAMESIZE_UXGA for 2MP).
• Counterbalance Fish-Eye Barrel Distortion: A 120℃ wide lens naturally introduces structural warping along the outer edges of the image frame (barrel distortion). If your application requires precise spatial measurements (such as QR code tracking or visual mapping), you must apply digital lens correction arrays inside software frameworks like OpenCV using calibration matrices.