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accessories:beam-analyzer-c100
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accessories:beam-analyzer-c100 [2024/04/30 14:50] Bob Varkevisser [Download and install the software] |
accessories:beam-analyzer-c100 [2024/04/30 17:02] (current) Bob Varkevisser [Technical Specifications] |
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| The LBA-C-100 is a beam analyzer designed to handle high continuous power while measuring beam parameters like the divergence or RGB alignment of laser sources. | The LBA-C-100 is a beam analyzer designed to handle high continuous power while measuring beam parameters like the divergence or RGB alignment of laser sources. | ||
| - | |||
| - | IMG 1 | ||
| A PC interface enables one to do a live measurement while focusing or aligning the beams safely. | A PC interface enables one to do a live measurement while focusing or aligning the beams safely. | ||
| + | |||
| + | {{: | ||
| ====== Technical Specifications ====== | ====== Technical Specifications ====== | ||
| + | |||
| + | === Optical === | ||
| + | |< 100% 60% ^ 40% >| | ||
| + | ^ Parameter ^ Range ^ | ||
| + | | Optical power (*) (* *) | 0.1W - 100W | | ||
| + | | Accuracy on power measurement (Calibrated on RGB) | 1% | | ||
| + | | Resolution on divergence (by design) | 0.01 mrad | | ||
| + | | Typical accuracy (+/-) | 0.01 mrad | | ||
| + | | Divergence measured (FWHM) | 0.1 mrad - 10 mrad | | ||
| + | | Input beam diameter | 22mm | | ||
| + | | Wavelength detected | 400nm - 1000nm | | ||
| + | |||
| + | (*) The case of the LBA-C must remain below 55°C while operating. It may be needed to dissipate heat from the case with a fan when using the device with high-power beams for a long period. | ||
| + | |||
| + | (* *) A correct alignment should be done before setting the laser projector to maximum power. The user must follow the alignment procedure described in the User Manual to prevent damage to the system. | ||
| + | |||
| + | === Mechanical === | ||
| + | |< 100% 60% ^ 40% >| | ||
| + | ^ Parameter ^ Value ^ | ||
| + | | Length x Width x Height (mm) (Without holder) | 105 x 75 x 59 | | ||
| + | | Length x Width x Height (mm) (With holder) | 153 x 110 x 70 | | ||
| + | | Weight ( Without holder ) | 600g | | ||
| + | | Weight ( With holder ) | 800g | | ||
| + | |||
| + | === Electrical === | ||
| + | |< 100% 60% ^ 40% >| | ||
| + | ^ Parameter ^ Value ^ | ||
| + | | Typical Power consumption (USB 3.0) | 2W | | ||
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| * USB 3.0 port | * USB 3.0 port | ||
| - | * Computer with Windows 10 or 11 installed | + | * Computer with Windows 10 or higher |
| ====== How to use the Beam Analyzer ====== | ====== How to use the Beam Analyzer ====== | ||
| - | ==== Download and install | + | ==== Download and installation of the software ==== |
| - | To install the software, simply download and start the setup file “LBA_vX.XX_setup.exe” (X.XX is the version of the software). The latest version of the software can be found here: | + | To install the software, simply download and start the setup file “LBA_vX.XX_setup.exe” (X.XX is the version of the software). The latest version of the software can be found **[[https:// |
| - | + | ||
| - | **https:// | + | |
| ==== Shoot the laser beam on the beam analyzer ==== | ==== Shoot the laser beam on the beam analyzer ==== | ||
| - | IMG 2 | + | {{: |
| Place the LBA-C-100 in front of the laser output to measure, as shown in the following picture. Use the holder to adjust the height if necessary. | Place the LBA-C-100 in front of the laser output to measure, as shown in the following picture. Use the holder to adjust the height if necessary. | ||
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| Start your “Beam Analyzer” software. Select the LBA-C-100 sensor from the list, then start Streaming. | Start your “Beam Analyzer” software. Select the LBA-C-100 sensor from the list, then start Streaming. | ||
| - | IMG 3 | + | {{accessories: |
| - | The sensor should remain below 75°C at any time. | + | __**The sensor should remain below 75°C at any time.**__ |
| Create a beam pattern, with around 1000 points (~30FPS), or the maximum point number you can if 1000 is not possible, set it to low power and enable it. Incline slightly Left, right, Up, and down the LBA-C-100 in front of your laser until you see a part of the “9 spots pattern”. Keep shooting at the center of the lens. | Create a beam pattern, with around 1000 points (~30FPS), or the maximum point number you can if 1000 is not possible, set it to low power and enable it. Incline slightly Left, right, Up, and down the LBA-C-100 in front of your laser until you see a part of the “9 spots pattern”. Keep shooting at the center of the lens. | ||
| - | IMG 4 IMG 5 | + | {{: |
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| Once you start to see the pattern, click and drag on one of the spots to move and resize the ROI (Region of Interest) on it. Then you can increase the power of your laser. | Once you start to see the pattern, click and drag on one of the spots to move and resize the ROI (Region of Interest) on it. Then you can increase the power of your laser. | ||
| - | IMG 6 | + | {{: |
| ==== Adjust the exposure ==== | ==== Adjust the exposure ==== | ||
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| The exposure can be adjusted in the settings. It should be high enough to have a correct brightness, but not too high to avoid saturation. | The exposure can be adjusted in the settings. It should be high enough to have a correct brightness, but not too high to avoid saturation. | ||
| - | IMG 7 | + | {{: |
| “Auto exposure” helps you to set the exposure correctly, but it takes a few seconds to stabilize. | “Auto exposure” helps you to set the exposure correctly, but it takes a few seconds to stabilize. | ||
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| To have a correct measurement, | To have a correct measurement, | ||
| - | IMG 8 | + | {{: |
| If the RGB balance does not permit you to have all 3 colors > 50%, you should dim the most powerful colors or measure all colors individually. | If the RGB balance does not permit you to have all 3 colors > 50%, you should dim the most powerful colors or measure all colors individually. | ||
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| For display only, you can use the Red Boost to boost the red on the display. This is useful when you want to align R G and B by looking at the spot on the screen. | For display only, you can use the Red Boost to boost the red on the display. This is useful when you want to align R G and B by looking at the spot on the screen. | ||
| - | IMG 9 | + | {{: |
| The laser software does not always have a solution to project a beam 100% On. There are often a few anchor / black points. This causes flickering on the sensor. | The laser software does not always have a solution to project a beam 100% On. There are often a few anchor / black points. This causes flickering on the sensor. | ||
| To prevent this and to have more stability on the display and the measures, the Image Stabilizer is used. | To prevent this and to have more stability on the display and the measures, the Image Stabilizer is used. | ||
| - | IMG 10 | + | {{: |
| But this also causes a little delay on the display. | But this also causes a little delay on the display. | ||
| Line 86: | Line 113: | ||
| The “9 spots pattern” detected by the sensor looks similar to this: | The “9 spots pattern” detected by the sensor looks similar to this: | ||
| - | IMG 11 | + | {{: |
| Only a part of this pattern can be seen at once on the sensor, but the measure should be done on any of the 4 corners of the pattern (See the red arrows above). | Only a part of this pattern can be seen at once on the sensor, but the measure should be done on any of the 4 corners of the pattern (See the red arrows above). | ||
| Line 94: | Line 121: | ||
| Then, choose the corner currently selected by your ROI on the Spot selection: | Then, choose the corner currently selected by your ROI on the Spot selection: | ||
| - | IMG 12 | + | {{: |
| This will calculate chromatic compensation in real time. | This will calculate chromatic compensation in real time. | ||
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| The value measured is FWHM (Full Width Half Max). Also, you can see the misalignment between red, green, and blue beams. The spot you see here is the image of your laser spot at “infinity”, | The value measured is FWHM (Full Width Half Max). Also, you can see the misalignment between red, green, and blue beams. The spot you see here is the image of your laser spot at “infinity”, | ||
| - | IMG 13 | + | {{: |
| The LBA-C-100 is displaying the spot pattern as if it was projected at “infinity”. To align the RGB and B or stacks of diodes, we should see 1 single spot on the LBA-C-100, with all colors superimposed. | The LBA-C-100 is displaying the spot pattern as if it was projected at “infinity”. To align the RGB and B or stacks of diodes, we should see 1 single spot on the LBA-C-100, with all colors superimposed. | ||
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| To measure the power, it is important to place the ROI correctly and to keep it large enough. The measure is based on the full spot. | To measure the power, it is important to place the ROI correctly and to keep it large enough. The measure is based on the full spot. | ||
| - | IMG 14 | + | {{: |
| If all 3 colors have a “Max” value above 50%, you can measure all colors at the same time. Otherwise, the color with too low or too high “Max” value can false the results, even on other colors. Then you should measure these colors individually. | If all 3 colors have a “Max” value above 50%, you can measure all colors at the same time. Otherwise, the color with too low or too high “Max” value can false the results, even on other colors. Then you should measure these colors individually. | ||
| - | IMG 15 | + | {{: |
| Keep in mind to always select the right spot, even when using the power measurement. | Keep in mind to always select the right spot, even when using the power measurement. | ||
| - | IMG 16 | + | {{: |
| ==== Calibrations ==== | ==== Calibrations ==== | ||
| Line 128: | Line 155: | ||
| This can also be used to measure other wavelengths than RGB (Yellow, orange, cyan, purple…). | This can also be used to measure other wavelengths than RGB (Yellow, orange, cyan, purple…). | ||
| - | IMG 17 | + | {{: |
| Select the wavelength you want to calibrate, and click on “Calibrate xxx”. | Select the wavelength you want to calibrate, and click on “Calibrate xxx”. | ||
| Line 134: | Line 161: | ||
| It will display a window explaining the calibration process. Click on OK when you are ready. | It will display a window explaining the calibration process. Click on OK when you are ready. | ||
| - | IMG 18 | + | {{: |
| ==== List of all commands ==== | ==== List of all commands ==== | ||
| Line 156: | Line 183: | ||
| | Power measures | Values of power for each wavelength | | | Power measures | Values of power for each wavelength | | ||
| - | ==== Precautions and recommendations on use ==== | + | ===== Precautions and recommendations on use ===== |
| + | |||
| + | Do not put the laser to the maximum power if the LBA-C-100 is not correctly placed in front of the laser projector (if the 9-spot pattern cannot be seen). | ||
| + | |||
| + | Check that the input lens is clean before shooting high-power lasers through it, or it may burn the lens. | ||
| - | * Do not put the laser to the maximum power if the LBA-C-100 is not correctly placed in front of the laser projector (if the 9-spot pattern cannot be seen). | + | Never attempt to open the LBA-C-100 cover. This would void the warranty, ruin the alignment, and could present a danger for the next uses. |
| - | * Check that the input lens is clean before shooting high-power lasers through it, or it may burn the lens. | + | |
| - | | + | |
| ===== Common issues ===== | ===== Common issues ===== | ||
accessories/beam-analyzer-c100.1714481457.txt · Last modified: 2024/04/30 14:50 by Bob Varkevisser
