# F-theta Scan Lens

**URL:** https://forum.cloudray.com/c/laser-marking/f-theta-scan-lens/68.md

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## [About the F-theta Scan Lens category](https://forum.cloudray.com/t/about-the-f-theta-scan-lens-category/431)

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**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\
**Replies:** 0

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## [M55 300mm len for Cloudray LiteMarker M2 de 60W JPT Mopa](https://forum.cloudray.com/t/m55-300mm-len-for-cloudray-litemarker-m2-de-60w-jpt-mopa/1762)

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**Author:** [@Abel](https://forum.cloudray.com/u/Abel)\
**Replies:** 0\
**Last updated:** [April 2, 2026, 5:53pm UTC](https://forum.cloudray.com/t/m55-300mm-len-for-cloudray-litemarker-m2-de-60w-jpt-mopa/1762 "2026-04-02T17:53:55Z")

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Hi all, Anyone know where I can find this len ? It must have a diameter of 60mm instead of 64mm

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## [Setting After Change The F-Theta Lens](https://forum.cloudray.com/t/setting-after-change-the-f-theta-lens/432)

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**Author:** [@Technician](https://forum.cloudray.com/u/Technician)\
**Replies:** 0\
**Last updated:** [June 29, 2021, 8:01am UTC](https://forum.cloudray.com/t/setting-after-change-the-f-theta-lens/432 "2021-06-29T08:01:27Z")

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Settings For EZCad After replacing the F-theta lens, you need to perform the following settings: Example: F160 (110110mm) change to F420 (300300mm) System parameters: Modify the left button Corner and size of the wo…