Imaging (sensors)

Discuss applications using ST FlightSense Time-of-Flight sensors, ST BrightSense CMOS image sensors, and ambiant light sensors (ALS) technology. Find answers to your questions on troubleshooting, data accuracy, optimizing communication and more.

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Forum Posts

Use of VL53L1X

Hello - We are using VL53L1X to range a relatively short distance - from 0 to ~400mm.  We have a fixed target, which only moves in and out toward the sensor.  We want to know this target's position accurately, and update it frequently.  We have the s...

Doug_D by Associate
  • 947 Views
  • 3 replies
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Resolved! VL53L5/L7/L8 user-defined ROI

Hi All,currently, we are using the VL53L1 ToF-Sensor im some of our products, which will be replaced with the VL53L5- and L7 sensor. Unfortunately, there is no support of user-defined ROIs in the ULD.Since in our application, a full, square-shaped fr...

lukaskn by Associate II
  • 635 Views
  • 1 replies
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Resolved! Varying data output of Vl53L1X

Hi,I am using Vl53L1x for a custom application. When i block the sensor with a black tape, i see that the data from getdistance or get signal rate function drops (increases for signal rate functn) after 1 min drastically. For example on blocking the ...

vishnusf by Associate III
  • 534 Views
  • 1 replies
  • 1 kudos

Resolved! Ranging frequency of VL53L1X

HI,What is the definition of ranging frequency. Is it how fast it can make consecutive measurements?What is the highest ranging frequency (lowest inter measurement period) SPAD sensor that ur company provides?Thank u 

vishnusf by Associate III
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  • 1 replies
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Resolved! Signal Frequency of the SPAD sensor VL53L1X

Hi, I am using Getsignalrate function inorder to obtain the photon count of VL53L1X sensor. Could somebody tell me what the frequency of the actual signal is, ignoring the I2C and UART communication speed. Or the signal that we get is completely depe...

vishnusf by Associate III
  • 684 Views
  • 1 replies
  • 1 kudos

Resolved! Documentation of X Cube Vl53l1A1

HI,I downloaded X cube 53l1A1 software. After extracting it i opened the documentation file I see that it is blank. Could u please provide assistance with this matter.Thank you

vishnusf by Associate III
  • 379 Views
  • 1 replies
  • 0 kudos

Resolved! VL53L1X for custom use

HiI want to use VL53L1x board sensor for custom application. I wanted to use an external laser source of 940nm and block the onboard laser source. Are there any precautions to be taken for such case?I also wanted to know is it possible to access the ...

vishnusf by Associate III
  • 752 Views
  • 3 replies
  • 2 kudos

Resolved! VL53L7X get Point Cloud

Hi, I'm trying to create a 4x4 point cloud using a VL53L7CX-Sensor. I already got the x, y and z, but I am not sure if the values are right. My approach:*iter_x = static_cast<float>(kMillimeterToMeter * cos(w * fovPerPixel - kFov / 2.0f - DegToRad(90...

Hartm_Sve_0-1712560687133.png
Hartm_Sve by Associate II
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  • 9 replies
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Resolved! TOF Sensor Lens Fogging and Icing Problems

Hi all.I'm using a TOF sensor VL53L0X to make a small short range probe. the TOF sensor is not suitable for direct exposure, so there will be a piece of lens to cover the TOF sensor. Now the problem is, in the low-temperature environment, the lens su...