Arducam B0071 OV7725 Camera Module with IR cut M12 mount lens

The Arducam B0071 is a compact OV7725 CMOS camera module featuring a 640x480 resolution sensor with integrated IR cut filter and M12 lens mount, designed for embedded vision and robotics applications. Professional engineers and developers use this module for machine vision systems, surveillance prototypes, autonomous navigation, and computer vision research where compact form factor and optical flexibility are critical. This camera solves the challenge of integrating high-quality imaging into space-constrained projects while maintaining the ability to swap lenses for different focal lengths and applications.

Product Overview

The Arducam B0071 OV7725 camera module utilizes a 1/4-inch OV7725 CMOS sensor that captures video at 640x480 resolution with a maximum frame rate of 60 fps. The integrated IR cut filter eliminates infrared wavelengths during daylight operation, ensuring accurate color reproduction and preventing false color shifts caused by IR interference. The M12 lens mount (also called CS-mount variant) allows users to interchange lenses with different focal lengths, optical formats, and aperture values, making this module exceptionally versatile for diverse imaging scenarios from wide-angle surveillance to telephoto inspection applications.

The module communicates via standard SCCB (Serial Camera Control Bus) protocol compatible with Arduino, Raspberry Pi, and embedded Linux systems. With a operating voltage range of 3.3V to 5V and minimal power consumption around 150mA, the B0071 integrates seamlessly into battery-powered and resource-constrained embedded systems. The compact PCB design with standard 24-pin interface reduces integration complexity, while the M12 mechanical mount provides robust lens retention and precise optical alignment critical for machine vision accuracy.

Key Specifications

Specification	Details
Product Type	CMOS Camera Module with M12 Lens Mount
Brand	Arducam
Origin	Original/Authentic
Warranty	7 days on manufacturing defects
Shipping	1-5 days from Bengaluru
Delivery	7-8 days across India
Support	24/7 via Email and WhatsApp
Sensor Model	OV7725 CMOS Sensor
Resolution	640 x 480 pixels (VGA)
Maximum Frame Rate	60 fps at full resolution
Lens Mount	M12 (interchangeable lens mount)
IR Filter	Integrated IR cut filter for daylight accuracy
Operating Voltage	3.3V to 5V DC
Power Consumption	Approximately 150mA at 5V
Interface	SCCB (Serial Camera Control Bus) / I2C compatible
Field of View	Dependent on M12 lens selection (typically 60-120 degrees)

Key Features

• OV7725 CMOS Sensor with 640x480 VGA resolution delivering crisp images suitable for object detection and recognition algorithms in embedded vision applications
• M12 Interchangeable Lens Mount enabling users to select from wide-angle, standard, or telephoto lenses without replacing the entire camera module, reducing project costs and increasing flexibility
• Integrated IR Cut Filter automatically removes infrared wavelengths during daylight operation, ensuring true-to-life color reproduction and preventing color cast issues common in outdoor surveillance
• 60 fps Maximum Frame Rate supporting smooth video capture and real-time motion detection essential for robotics navigation and dynamic scene analysis
• Low Power Consumption of 150mA at 5V enabling integration into battery-powered IoT devices, drones, and portable inspection equipment with extended operational runtime
• SCCB Protocol Interface providing direct compatibility with Arduino development boards, Raspberry Pi single-board computers, and custom embedded Linux platforms without additional interface circuitry
• Compact PCB Design with standard 24-pin connector simplifying mechanical integration into space-constrained enclosures and embedded system designs

Applications and Use Cases

• Autonomous Mobile Robots and Drones: Integrate the B0071 as primary vision sensor for obstacle detection, path planning, and visual odometry in robotics projects where compact form factor and lens interchangeability enable adaptation to different operational environments
• Industrial Machine Vision Inspection: Deploy in quality control systems for detecting surface defects, component verification, and dimensional inspection where the M12 lens mount allows optimization of working distance and magnification for specific inspection tasks
• Smart Home Security and Surveillance: Utilize in DIY security camera projects and smart home hubs where the IR cut filter ensures accurate color-based motion detection and the low power consumption integrates seamlessly with always-on home automation systems
• Computer Vision Research and Education: Employ in academic projects, computer vision prototyping, and machine learning training where the standardized SCCB interface and Arducam ecosystem provide extensive documentation and community support
• Traffic Monitoring and Vehicle Detection: Implement in intelligent transportation systems where the 60 fps capture rate and interchangeable optics enable precise vehicle counting, speed estimation, and license plate recognition applications
• Medical Endoscopy and Inspection Equipment: Integrate into portable inspection cameras and medical imaging devices where the compact module size and M12 lens flexibility accommodate tight mechanical constraints while maintaining image quality

How to Use

Begin by selecting an appropriate M12 lens based on your application requirements, considering focal length and field of view specifications. Securely thread the M12 lens onto the camera module's lens mount, ensuring finger-tight connection without over-torquing. Connect the 24-pin camera interface to your microcontroller or single-board computer using a compatible ribbon cable or direct pin connections. Supply 3.3V to 5V power to the designated pins while maintaining proper ground connections for noise-free operation. Initialize the SCCB communication protocol on your development platform, typically using I2C libraries configured to the camera's default address of 0x21 in 7-bit format.

Configure camera parameters including resolution, frame rate, and color gain through SCCB register writes. The OV7725 datasheet provides detailed register maps for adjusting exposure, white balance, and contrast to match your lighting conditions and application requirements. Capture image data from the camera's output pins, typically using DMA or interrupt-driven routines to prevent frame dropping at 60 fps. Implement proper timing synchronization between PCLK (pixel clock), HSYNC (horizontal sync), and VSYNC (vertical sync) signals in your image acquisition firmware. For optimal results, mount the camera on a stable mechanical platform with appropriate vibration isolation, especially in robotics applications where motion artifacts could degrade image quality.

Frequently Asked Questions

What is the difference between the OV7725 and other Arducam sensors?

The OV7725 is a compact VGA-class sensor optimized for embedded applications with excellent low-light performance and fast frame rates. Compared to higher-resolution sensors like the OV5640, the OV7725 consumes less power and requires simpler signal processing, making it ideal for resource-constrained microcontrollers. The M12 lens mount on the B0071 variant provides superior optical flexibility compared to fixed-lens modules, allowing lens optimization for specific focal lengths and working distances.

Can I use this camera module with Arduino and Raspberry Pi?

Yes, the Arducam B0071 is fully compatible with both Arduino and Raspberry Pi platforms. The SCCB interface uses I2C protocol supported natively by both platforms. Arducam provides comprehensive libraries and example code for Arduino IDE and Raspberry Pi OS. For Arduino, you will need an additional interface board or direct pin connections depending on your specific Arduino model. Raspberry Pi can connect directly via GPIO pins configured for I2C communication.

What M12 lenses are compatible with this camera module?

The B0071 accepts standard M12 lenses with various focal lengths ranging from 2.8mm wide-angle to 16mm telephoto options. Common compatible lenses include 3.6mm (standard), 6mm (telephoto), and 2.8mm (wide-angle) focal lengths. Ensure the lens you select has proper mechanical clearance with your camera housing and verify the lens aperture (typically f/1.4 to f/2.8) matches your lighting conditions. Arducam and third-party manufacturers offer a wide selection of M12 lenses optimized for different applications.

How does the IR cut filter improve image quality?

The integrated IR cut filter blocks infrared wavelengths (typically above 700nm) from reaching the CMOS sensor. This prevents color distortion caused by IR interference, which is especially problematic in outdoor and mixed-lighting environments where IR sources like sunlight and incandescent lights create false color shifts. With the IR filter active, color-based detection algorithms achieve higher accuracy, and white balance calibration becomes more stable across varying daylight conditions.

What is the maximum transmission distance for SCCB communication?

SCCB operates as an I2C variant with typical maximum cable lengths of 1-2 meters for standard implementations. For longer distances, use shielded twisted-pair cabling with proper termination resistors (typically 4.7k ohm pull-ups) to minimize signal integrity issues. If your application requires distances exceeding 2 meters, consider using I2C buffer chips or optical isolation modules to extend communication range while maintaining reliable register access.

When will I receive my order?

Orders are dispatched within 1-5 business days from our Bengaluru warehouse. Delivery takes 7-8 days to most locations across India.

What is your return and warranty policy?

We offer a 7-day return policy on manufacturing defects only. Contact support within 7 days of receipt for free replacement or full refund. Not applicable for user damage or misuse.

Are bulk discounts available?

Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.

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Buy Arducam B0071 OV7725 Camera Module with IR cut M12 mount lens Online in India

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