Differences
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Both sides previous revision Previous revision Next revision | Previous revision | ||
ldgraphy [2020/11/07 21:01] – yair | ldgraphy [2020/11/11 02:10] (current) – yair | ||
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first go\\ | first go\\ | ||
{{ldr-003.mp4}} | {{ldr-003.mp4}} | ||
+ | |||
+ | |||
+ | ===TODO=== | ||
+ | find out what's up with the Y axis galvo. it gets very hot when on and doesnt move. | ||
===hardware=== | ===hardware=== | ||
Shih [[http:// | Shih [[http:// | ||
- | the scanner | + | |
+ | the scanner | ||
{{: | {{: | ||
{{: | {{: | ||
+ | |||
+ | |||
+ | |||
+ | what's inside? | ||
+ | |||
+ | {{youtube> | ||
+ | |||
+ | AlliExp stroe (not he one sent)- https:// | ||
+ | pro ThorLAB - https:// | ||
**Basic Tuning**\\ | **Basic Tuning**\\ | ||
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* Connect computer with ILDA test pattern, run it at approx. 20kpps. | * Connect computer with ILDA test pattern, run it at approx. 20kpps. | ||
* Power on the amplifiers. | * Power on the amplifiers. | ||
- | * Slowly open the servo gain (clockwise). The mirror of the galvo should move now to its middle position. If yes, turn two rounds clockwise. | + | * Slowly open the **servo gain** (clockwise). The mirror of the galvo should move now to its middle position. If yes, turn two rounds clockwise. |
- | * Slowly open the size until you see the galvo moving. | + | * Slowly open the **size** until you see the galvo moving. |
- | * Increase servo gain until you see overshoots. Correct it with LFD. | + | * Increase |
- | * Decrease undershoots by opening the HFD pot slightliy | + | * Decrease undershoots by opening the **HFD** pot slightly |
* Increase speed of test patterns and readjust for optimized picture | * Increase speed of test patterns and readjust for optimized picture | ||
+ | {{: | ||
===software=== | ===software=== | ||
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maybe [[http:// | maybe [[http:// | ||
+ | ===diy=== | ||
+ | {{: | ||
+ | http:// | ||