Press release
Vadzo Imaging Validates ROI Autofocus Camera Performance on Innowave-1335CRA: 13MP Onsemi AR1335 Ethernet WiFi Camera
The Innowave-1335CRA is a 13MP Onsemi AR1335 color Ethernet WiFi camera, and Vadzo Imaging has validated its ROI Autofocus Camera performance.
FORT WORTH, TX, UNITED STATES, November 10, 2026 /EINPresswire.com/ -- Vadzo Imaging, a provider of embedded vision camera products for OEMs and system integrators, today announces validation of ROI Autofocus Camera performance on the Innowave-1335CRA, built on the Onsemi AR1335 sensor. The camera combines ROI autofocus and auto exposure with a VCM lens, digital PTZ, iHDR, Ethernet with PoE, dual band Wi-Fi, ONVIF, PTP, and GPIO triggering. Vadzo presents a 13MP ROI Autofocus GigE WiFi Camera and an AR1335 ROI Autofocus Ethernet WiFi Camera for medical, kiosk, retail, and robotics systems.
Why an ROI Autofocus Camera Beats Whole Frame Focus in Real Scenes
Most autofocus systems judge sharpness from the picture itself. They move the lens, measure how crisp the edges look, and settle where the edges are crispest. If they measure the whole frame, the strongest edges win, and the strongest edges are often not the subject. A window frame, a shelf of boxes, a poster, or a person standing farther back can hold more contrast than a face or a label, so the lens focuses on them and the subject goes soft.
Integrators know where the subject will be, which the camera does not. A kiosk user stands in a marked area, a specimen sits in a holder, a gate frames a face, and a robot arm presents a part at a known place. Telling the camera to focus on that region solves the problem at its source. The same region can steer exposure, so that a bright background does not darken the subject, and the camera must offer both the focus range and the network connection that real sites need.
How an ROI Autofocus Camera Finds Focus Inside a Chosen Region
The Innowave-1335CRA is built on the Onsemi AR1335, a 13MP (4208 x 3120) color rolling shutter sensor with a 1/3.2 inch optical format and 1.1 micron pixels. A voice coil motor moves the lens to keep focus sharp across working distances from 100 mm to infinity. In ROI autofocus, the ISP computes a sharpness score only from the pixels inside the chosen region. A region 10 percent as wide as the frame is about 420 by 310 pixels, which holds plenty of detail for a reliable score while ignoring the other 99 percent of the frame.
A short calculation shows what a contrast based search costs. Each lens position needs a fresh frame to measure. If the search tests 8 positions at 30 frames per second, it takes about 8 frames, or roughly 270 milliseconds, before it settles. A search that starts near the last focus point or that narrows quickly can be faster, and a region with little texture, such as a plain white surface, gives a weak score and can make the lens hunt. The figures are illustrative, and the real speed depends on the ISP settings and the lens. Teams should measure it on their own scenes.
The region does not follow the subject by itself. The camera focuses on the region it is given, and a host system that detects a face or a part can move the region to follow it, which is how focus tracking and subject tracking are built. Digital PTZ works with the same idea, moving a window across the 13MP frame without a motor. ROI based auto exposure sets brightness from the region, and iHDR helps with bright backgrounds. The camera offers switchable 100Base-T and 1000Base-T Ethernet and dual band Wi-Fi with 802.11a, b, g, n, and ac, and PoE at 802.3af supplies about 12.95 watts at the device, though Wi-Fi carries no power. ONVIF, IEEE 1588 PTP, and GPIO fit the camera into standard systems.
Product Overview
The Innowave-1335CRA is a 13MP color network camera built on the Onsemi AR1335 sensor with ROI autofocus. As a 4K ROI Autofocus GigE WiFi Camera, it offers 4K video from a 13MP sensor, and as a 13MP Rolling Shutter GigE WiFi Camera, it reads the image row by row. The 4K Color GigE WiFi Camera designation covers its color output. The camera also serves as a 13MP ROI Autofocus Ethernet WiFi Camera, an AR1335 ROI Autofocus GigE WiFi Camera, a 4K ROI Autofocus Ethernet WiFi Camera, an AR1335 Rolling Shutter GigE WiFi Camera, a 4K Rolling Shutter Ethernet WiFi Camera, a 13MP Color Ethernet WiFi Camera, a 4K Color Ethernet WiFi Camera, an AR1335 ROI GigE WiFi Camera, and a 13MP ROI Ethernet WiFi Camera for designs that need both links.
Key Capabilities of the ROI Autofocus Camera
Key specs: 13MP (4208 x 3120) Max Resolution | Onsemi AR1335 1/3.2 inch Sensor Format | 1.1 micron Pixel | Color with Rolling Shutter | 100Base-T and 1000Base-T Ethernet with PoE 802.3af and Dual Band Wi-Fi (802.11a/b/g/n/ac) | VCM Autofocus Optics, 100 mm to Infinity
VCM Autofocus from 100 mm to Infinity
A voice coil motor keeps focus sharp across working distances from 100 mm to infinity, with continuous, one shot, and manual modes, which suits applications that need flexible focus control and detailed imaging. Teams should test focus speed at the real working distances.
ROI Based Autofocus
ROI based autofocus measures sharpness only inside a chosen region, so a bright window or a busy background cannot pull focus away from the subject. The region should contain edges or texture, since a plain surface gives a weak score. A Targeted Focus Ethernet WiFi Camera design places the region over the subject area and adjusts it as the scene changes.
ROI Based Auto Exposure
ROI based auto exposure sets brightness from the same region, so a face or a label stays correctly exposed beside a bright window. Using one region for both exposure and focus keeps the two consistent. Teams can adjust the region in software as the subject moves.
Digital PTZ
Digital pan, tilt, and zoom lets an operator move a window across the 13MP frame without a motor, and about 2.2 times zoom still fills a 1080p view with full detail. The full frame can be recorded while the live view shows a window, and the focus region can follow the window.
Intelligent HDR (iHDR)
Intelligent HDR helps the camera adapt to backlit scenes and mixed lighting, so faces, labels, and equipment stay readable. It works well with ROI exposure, since a region measured on the subject keeps the subject correct while the HDR processing handles the background. Teams should compare the mode on and off with real scenes.
Switchable Ethernet and Dual Band Wi-Fi
The camera offers 100Base-T and 1000Base-T Ethernet and dual band Wi-Fi with 802.11a, b, g, n, and ac, so a site can run a cable where one exists and a radio where it does not. Teams should survey the real site before relying on Wi-Fi.
Power over Ethernet
PoE at 802.3af lets one cable carry data and power, about 12.95 watts at the device. Wi-Fi carries no power, so a wireless only site needs its own supply, and accessories should be checked against the PoE class.
ONVIF Compliance
ONVIF compliance lets standard video management software discover the camera and use its video without custom code, which shortens commissioning across many sites.
IEEE 1588 PTP Synchronization
PTP aligns the camera clock to a network time source, so recordings from several camera units line up. It performs best on the wired link, because wireless delay varies.
GPIO for External Triggering and Synchronization
GPIO accepts an external signal from a sensor or a controller to start a capture and to synchronize with other equipment. Teams should confirm the number of lines, the electrical levels, and the trigger latency. As a 4K Ethernet WiFi Camera Manufacturer, Vadzo supports lens matching, firmware customization, and enclosure design.
“Autofocus is only as smart as its idea of what matters. A system that looks at the whole frame will sometimes focus on the window, the shelf, or the wrong person. ROI autofocus lets the integrator say where the subject is, and the same region steers exposure. We are plain about the limits. The camera focuses on the region it is given, so following a moving subject needs the host to move the region, a plain surface can make any contrast based focus hunt, and the focus speed should be measured on the real scene. We help customers set up the region and test it.” - Alwin Vincent, Product Manager, Vadzo Imaging
Application for 4K ROI Autofocus GigE WiFi Camera
Medical Device and Patient Care
Instruments, pathology systems, and retina imaging devices with suitable optics need focus on a chosen region of a specimen or a field. The camera works as a Region Focus GigE WiFi Camera module, with the region placed over the specimen and autofocus following height changes. Device makers remain responsible for performance claims and the regulatory pathway.
Kiosk and Digital Signage
Kiosk users lean in and step back, and bright glass sits behind them. The module serves as a Subject Tracking Ethernet WiFi Camera when the host moves the focus region to follow a detected face, with the region steering exposure too. Biometric uses carry privacy duties that belong to the operator.
Retail Automation Solutions
Retail analytics units watch shelves, counters, and aisles with many competing edges. The camera functions as a Focus Tracking GigE WiFi Camera, and digital PTZ lets one fixed unit cover several views. Teams should check privacy rules before deploying camera units where people are present.
Automation and Robotics
Robots and aircraft present parts, labels, and targets at changing distances. The camera works as a Targeted Focus Ethernet WiFi Camera and a Dynamic Focus Ethernet WiFi Camera on mobile platforms and UAV payloads where weight and vibration limits allow, with GPIO tying captures to controller signals.
Frequently Asked Questions About ROI Autofocus in Ethernet WiFi Camera Systems
Q: What is ROI autofocus?
A: Vadzo Imaging explains that ROI stands for region of interest. Autofocus normally judges sharpness from the whole frame, so strong edges anywhere can pull focus away from the subject. ROI autofocus measures sharpness only inside a chosen region, so the lens focuses on that region and ignores the rest. A 13MP ROI Autofocus GigE WiFi Camera therefore keeps a face, a label, or a specimen sharp even when the background holds more contrast.
Q: Does a camera with ROI autofocus follow a moving subject on its own?
A: It focuses on the region it is given. Following a moving subject needs a host system that detects the subject and moves the region, which is how focus tracking is built. Vadzo Imaging suggests testing the combination on real movement, and an ROI Autofocus Camera should be tuned for the speed of the subject it will meet.
Q: Why can autofocus hunt on a plain surface?
A: Contrast based autofocus looks for crisp edges. A plain white wall or a smooth surface has none, so the sharpness score barely changes as the lens moves, and the lens may drift back and forth. Placing the region over an area with edges or texture solves it. Vadzo Imaging recommends testing the region on the real subject and the real lighting.
Q: How long does autofocus take?
A: A contrast based search needs a fresh frame for each lens position it tests. For example, 8 positions at 30 frames per second take about 270 milliseconds. A search that starts near the last focus point can be faster, and the real speed depends on the ISP and the lens. Vadzo Imaging recommends measuring it on the real scene, at the nearest and farthest distances.
Q: Why should integrators choose Vadzo Imaging as their 4K Ethernet WiFi camera manufacturer?
A: Vadzo Imaging offers more than a camera module built around a capable sensor. Integrators receive a camera that combines ROI autofocus, ROI exposure, iHDR, two network links, PoE, ONVIF, and PTP, with candid guidance on the limits of focus and tracking and the details to confirm in the documentation, plus engineering support for lens selection, firmware customization, and enclosure design. Vadzo Imaging maintains evaluation kits with no minimum order requirement, so teams can test on their own scenes and network before committing to volume production.
Availability
The Innowave-1335CRA ROI Autofocus Camera, built on the Onsemi AR1335 sensor, is available now for evaluation and production orders. Evaluation kits include the camera, a lens, and platform documentation, with no minimum order requirement. Teams can place focus regions on their own subjects, measure focus time at their own working distances, and confirm PoE and Wi-Fi on their own network before committing to a production bill of materials. Browse the full range of network camera options at Vadzo's website or contact Vadzo at support@vadzoimaging.com to request an evaluation unit or discuss OEM integration requirements.
About Vadzo Imaging
Vadzo Imaging is a global provider of embedded vision solutions and delivers high performance camera technologies and imaging platforms for applications in robotics, industrial automation, UAVs, edge AI, and medical systems. Its products are designed for seamless integration with leading embedded platforms. Vadzo supports customers through hardware customization, firmware development, and module level drivers, enabling faster development and deployment of vision based systems across GigE, USB, MIPI, Wi-Fi, and SerDes camera interfaces
Alwin Vincent
Vadzo Imaging
+1 817-678-2139
alwin@vadzoimaging.com
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