Questions tagged [camera]

A camera is an optical or opto-electronic device that records a 2D image of a 3D scene. Cameras can be still cameras (photography) or video cameras for moving images.

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What is this part of the webcam called?

What is this camera component called? I was recently taking apart my old laptop and found that the webcam module had this circular component that screws on and off. I saw that it contains the lenses, ...
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27 views

HP Pavilion DV6000 webcam wiring

How can I wire this 4 pin webcam from my old HP Pavilion DV6000? I can't find any website that can help me with this 4 pin webcam. As you can see it the image below, the wires black and blue are ...
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Cheap surveillance camera solution with Raspberry Pi 3b+

I have a raspberry Pi 3b+ and I would like to attach a camera to it to create something like a CCTV for surveillance. I want to use 13MP f/2.2 aperture camera from a broken smartphone with Sony IMX135 ...
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39 views

Composite video from rear car camera - bad signal (wrong levels?)

I have bought a car radio (AMPrime 4022D) that has ability to connect rear camera to it, so you can see the image on its screen. The problem is that radio doesn't detect the signal (blue screen). But ...
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1answer
61 views

Is that possible to modify and connect a dead smartphone camera to a PC using USB cable? [closed]

There are many videos on YouTube that explains how to use camera of a dead smartphone and connect it to phone by USB-OTG. However I want to know Is that possible to modify and connect a dead ...
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35 views

Using SerDes with Jetson Xavier AGX

I need to incorporate two types of cameras (2x connected by a long wire + 7x connected near the Xavier). For such lengths, I had to use a Serializer-Deserializer (SerDer) to make the camera wires more ...
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1answer
24 views

Camera - Auto Night Vision “Mode” (ON only when dark)?

I am wondering how night vision "mode" could be automatically switch on & off in commercial CCTV? Something like this: https://www.youtube.com/watch?v=ilaXGtsx-DU (video demonstrate CCTV ...
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3answers
52 views

How can I prevent microwave radiation absorption by a camera lens/electronics inside the microwave (behind the shield)?

Let's say I put in an endoscope like camera with the lens at the inside edge of the box and the wire behind metal sheet. Here's a mockup: Possible idea: The lens is behind a holes but the hole is ...
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92 views

What kind of camera could work inside a microwave?

I want to record video inside a microwave, is it possible? What if it was hid behind a shield or the same galvanized material as the door? The detailed structure may completely ruin visibility tho
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1answer
42 views

Need help identifying this little chip

So, I was changing some thermal material on my Sony A5100 camera, but somehow must've damaged one of the chips (below). Right now, the LCD display has a slight green tint to it. I swapped an LCD ...
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1answer
58 views

Connecting laptop webcam 04081 to USB cable

After seeing some youtube videos, I wanted to reuse an old laptop webcam and solder it to a USB cable. This one comes from an ASUS X301A and looks like this: AFAIK, The USB cable needs 4 wirings: ...
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1answer
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How to find a compatible upgrade for a phone camera [closed]

I have a set of Android video glasses which are based on the PRIXTON C18 phone. I'd like to upgrade the camera to a better one - specifically one that supports changing the shutter speed as the ...
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1answer
59 views

Is it possible to hack/edit a camera's software to add custom features? [closed]

I am not a programmer but I am curious if it's possible to hack my Canon camera to be able to work in sync with a custom gimbal that I'm thinking of building. I want to add an object tracking feature ...
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1answer
63 views

Cropping of OV2640 full resolution, understanding the registers

I'm working with a k210 chip on a sipeed maix go, and I'm trying to process UXGA pictures. The chip can't handle having more than QVGA pictures in memory, so I want to only retrieve a "crop" of the ...
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1answer
37 views

Connect an I2C camera to computer via USB as a webcam

I took out of an old security camera its circuitry and I am trying to figure out a way to connect it via USB to my computer and use it as a standard webcam. Is it possible? Here are the front and the ...
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Interfacing single image sensor with two different image signal processors

I have two different devices. Both of them have CMOS parallel camera input interface. I am trying to connect the same CMOS sensor with both devices at the same time. I am thinking about using a CMOS ...
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0answers
29 views

Stereo Vision on Raspberry Pi using CSI MUXing

I've been researching this topic for a while and have finally come up with something but I'm looking for advice and I have a couple of questions. The end goal is to put this on a drone and receive ...
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1answer
32 views

Monitor digital display with camera and store data [closed]

I've got a device I purchased which displays voltage, amperage, etc. for the connected device. I did not build the device, nor does the manufacture provide any type of interface or storage options. It ...
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44 views

How to interface camera sensor to microcontroller

I want to make robotics vision project. Ideally one would want to go with hi tier expensive sensors, they have no such problem, because they are interfaced directly to x64 CPU, via PCIe bus. Thus, raw ...
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Unknown limit switch on a commercial camera iris diaphragm

I am working on this spare iris of a Canon EF 24-105 mm lens for an hobby project. The iris has 8 pins: 4 related to a micro-stepper motor; 4 linked to some sort of limit switch. The limit switch ...
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1answer
56 views

Interfacing many camera modules using a single DVP bus

I need to create a circuit that will have many cameras. Possibly the OVM7692. I will connect this array to my host processor via DVP. The cameras are controlled via SCCB which seems to be a name that ...
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1answer
109 views

Noob Building a Terminator

So I'm building a life-sized battle damaged terminator with a 3.7v 240 mA spy cam in the human eye, and a red 1.8V LED in the exoskeleton exposed eye. When the camera is powered by a 3.7V 340 mA power ...
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2answers
56 views

The most energy and space efficient source of 6 V DC for a trail camera

I use several low-end trail cameras for monitoring wildlife. All of them are powered with 4 x 1.5 V AA batteries. Replacing non-rechargeable cells in several trail cameras starts to generate more ...
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Flexible heater

Im design flexible heater for camera lens holder with thick trace (5 mil), According bto Ohm law, the trace resistance is 7 ohm, with 2.5V the total power is 1W. Do you think is good heater design? ...
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1answer
40 views

Controlling 3-pin pinhole camera from drone using Arduino

I've got a pinhole camera from an old drone that I dismantled a few years ago. It has a built in MicroSD reader, and 3 pins (red, black, and yellow). I'm wanting to repurpose the camera for use with ...
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1answer
49 views

Can phone flashlight damage my camera sensor

I have an s20 ultra and today i wanted to investigate on how are then cameras set up. So i got another phone and pointed it s flashlight to the s20 ultra cameras . The phone was closed. Did i damage ...
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129 views

DIY Webcam (MIPI to USB)

I'm looking to purchase a webcam (or several) for live streaming since I'm stuck in my house for the indefinite future because of the coronavirus. However anything halfway decent is completely sold ...
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2answers
78 views

Can light damage a monitor/screen

I was reading some posts about how light can damage a camera by heating it up its internal components? Link: Can camera sensors be damaged by light? If I shine a 150-lumen flashlight at a monitor or ...
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1answer
125 views

Please review my schematic for vision processing kit - Raspberry Pi Compute Module 3+ and camera

I'm very new to board design and i want to get a review for my schematic. I'm making a vision processing kit using a Raspberry Pi Compute Module 3+ and the Raspberry Pi camera that can be powered ...
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2answers
65 views

Project with smart phone like camera

I have an idea for a DIY electronics project which involves a camera where I want the camera to be small. I thought may be to get a camera component similar to the ones used in smart phones. But my ...
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3answers
61 views

Is it possible to wire up a simple camera module with a separate wifi module to create a live UDP stream without full fledged OS?

Could be any simple camera module, like for example that: https://www.arducam.com/product/arducam-5mp-plus-spi-cam-arduino-ov5642/ Wifi module could be also any available. I imagine I would also ...
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1answer
34 views

Monitoring SD/TF Card status while interfacing with separate host

I'm working on project that requires taking several terabytes worth of RAW photos on DSLR controlled by a microcontroller. Initially the plan was to use a small Linux SBC running some kind of control ...
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19 views

Making a DC coupler for my panasonic camera DMC-TS5

I have thought about making a DC coupler sort of by: just using the insulated copper wires inside coils, connect each to the nodes of my camera battery (working battery) - will need soldering, ...
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1answer
64 views

Transparent Screen Selection

We are as a team with four members intending to design an augmented reality oriented smart glass which shall contain a CMOS camera, wireless communication and transparent screen. The algorithm below ...
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1answer
38 views

Is there such a thing as analog and digital compatible cmos or ccd sensors?

I'm way over my head with this one but I am trying to learn about cmos/ccd(preferred) sensors in order to build my own camera. Looking to get analog video from a sensor in a very small package size &...
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33 views

Converting camcorder internal microphone to external pluggable via jack

I am trying to convert excellent microphone from sony vx1000 camcorder to external one pluggable via jack. I removed the microphone and was able to find schematics I tried connecting jack directly ...
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22 views

Converting camcorder internal microphone to external pluggable via jack

I am trying to convert excellent microphone from sony vx1000 camcorder to external one pluggable via jack. I removed the microphone and was able to find schematics I tried connecting jack directly ...
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0answers
38 views

ESP32S: More than two SPI channels possible?

In a test with an ESP32-CAM, I was successfully able to use SPI with pins 2, 12, 14, and 15: ...
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0answers
32 views

STM32F746 - FramEvent coming once in 10sec with ADV7180

ADV7180 Video decoder is connected to STM32F746. I am running ADV7180 in Free run mode with blue screen. In STM32 I have initialized Camera and Started with CONTINUES Mode. I am getting Line ...
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1answer
181 views

Bit Bang SCCB Issue

I am trying to bit bang an SCCB communication between an OV7670 camera module and an STM32F407 Discovery Board. In the datasheet, it is stated that the slave write and read addresses for the OV7670 ...
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1answer
84 views

STM32F407 Discovery Board DCMI to SPI Output [closed]

I am currently attempting to use a STM32F407 Discovery board to display images captured with a OV2640 CMOS detector on a ILI9341 2.2" TFT SPI LCD. My goal right now is to take a single snapshot and ...
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0answers
49 views

Composite video signal detection problem?

I have an android headunit and I installed a reversing camera to it. The problem is that the headunit does not seem to detect the camera signal if the environment is too bright. It just shows black ...
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0answers
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Filtering out everything below 12v on a car reverse light circuit

First of all I've like to mention that I'm by no means an electrical engineer. I'll try to explain what I mean with the title. I have installed a headunit which has an option for a reverse camera. ...
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2answers
144 views

Infrared LEDs with minimal RED glow

I'm trying to find a 940nm SMD infrared led with minimal red glow at night. The TSAL6400 gets close to it, but it's still not completely invisible and not SMD. I've noticed IR leds have different ...
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1answer
464 views

USB 3.0 VS MIPI CSI-2 camera interface on Embedded Linux system. Which one is better from both hardware and software perspective?

I have a Sony FCB series camera (1920x1080) and looking for a better interface protocol to connect it with processors like NXP, TI or any similar embedded processor. The camera has a LVDS out port ...
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1answer
86 views

Bosch security camera pinout

I have a Bosch NDC-274-PT security camera that had the wiring cut off at the base. It's a POE security camera (though it also supports regular 12 or 24V power), so I was hoping to find typical ...
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0answers
137 views

How to run raspberry pi compatible mipi csi camera on rock pi 4 b

I am trying to run a mipi csi camera on a rock pi 4 but I can't figure out how to get it working. I have the rock pi 4b running on Debian (Linux) and the camera is plugged in and the power led is lit. ...
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0answers
54 views

Identification of camera component including probable metal composition

I realize this is probably off topic but am curious as to what electronic component might be shown in the following picture, and what metal it likely is made off. It is presumably part of the ...
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1answer
1k views

Shortenest focus distance of ov2640 camera modules with fixed focus

Is it possible to decrease focus distance to 3-4 centimeters on fixed-focus ov2640 camera modules which sell with chineese ESP-32 CAM or M5Stack ESP32 CAM? Actually they setted up to infinity focus ...
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1answer
122 views

How to make arduino with OV2640 2MP Camera Module

How does the OV2640 Camera Module communicate with arduino and through what pins? My goal is to add one to an arduino esp 32.

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