# Mark black on brass--50W JPT

**URL:** <https://forum.cloudray.com/t/mark-black-on-brass-50w-jpt/704>\
**Category:** Laser DIY Tutorial\
**Created:** [January 19, 2022, 9:33am UTC](https://forum.cloudray.com/t/mark-black-on-brass-50w-jpt/704 "2022-01-19T09:33:30Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Goodman](https://avatars.discourse-cdn.com/v4/letter/g/838e76/32.png) [@Goodman](https://forum.cloudray.com/u/Goodman)\
**Post date:** [January 19, 2022, 9:33am UTC](https://forum.cloudray.com/t/mark-black-on-brass-50w-jpt/704/1 "2022-01-19T09:33:30Z")

</div>

175 lens 50w

![](https://us1.discourse-cdn.com/flex020/uploads/cloudray/original/1X/7bb22772716e05007a7527bc368b5e7fb426db1b.png)  
hatch 0.01  
speed 1000  
power 50%  
80kzh

 ![21c22602-7068-4416-b11f-7bc9d96e6a38](https://us1.discourse-cdn.com/flex020/uploads/cloudray/original/1X/5fd840112d6d1e2bad9a659eaaf9fba52edb101f.jpeg)  
 ![mark-black-](https://us1.discourse-cdn.com/flex020/uploads/cloudray/original/1X/8b0fcfc53d1922b21385d5d25166ec8922372328.png)

[https://us1.discourse-cdn.com/flex020/uploads/cloudray/original/1X/cb1000d078609be21f4f5fb0a4af3b93390eca5b.mp4](https://us1.discourse-cdn.com/flex020/uploads/cloudray/original/1X/cb1000d078609be21f4f5fb0a4af3b93390eca5b.mp4)