Enclosed 3D Subsurface UV Laser Engraving Machine for Crystal Glass
This enclosed UV laser subsurface engraving machine is built for 3D inner engraving inside crystal glass blocks, cubes, trophies, awards, souvenir ornaments and personalized photo gifts. A 355nm DPSS UV laser focuses inside transparent glass, creating fine internal points while the outside surface remains smooth. The compact desktop enclosure, RK-CAD software and servo Z axis make it suitable for crystal photo studios, gift suppliers and small-batch personalization workshops.
For product pricing, customization, or other inquiries:
Description
Basic Information
- Unit of measurement: Set
- Laser Type: DPSS UV
- Laser Power: 5W
- Wavelength: 355nm
- Work Area: 70 x 70 x 100mm
- Recommended 3D Inner Engraving Volume: Up to about 50 x 50 x 60mm in crystal glass
- Software and File Support: RK-CAD, STL and OBJ 3D model import
- Cooling Method: Air cooling
- Machine Size: 500 x 350 x 280mm
- Net Weight: 24kg
- Packaging Size: 900 x 570 x 530mm, gross weight 63kg
- Origin: China
- Quality/safety certification: CE, FDA
Product Detail and Sample Gallery
The supplier detail images are organized here as a structured product gallery, including 3D inner engraving effects, crystal sample display, RK-CAD software workflow, fixture, safety door, emergency stop, workbench and machine dimension details.
About Company

Our company, Chongqing Zixu Machine Works, was founded in 2006 and has been engaged in the marking business. Over the years, we have continued our R&D efforts in marking and provide customized solutions for different work areas and automation levels to maximize our customers’ marking productivity and reduce costs. Contact us for further real customer case and effect.
We have ISO9001, CE, RoHS and other kinds of certificates, and our products are exported to more than 170 countries, such as USA, Russia, UK, France, Germany, Italy, Spain, Switzerland, India, Mexico, Brazil, Colombia, Chile, Slovenia, etc. With more than 15 years of ODM experience in marking machine, we provide excellent marking products and services to our customers. As the source factory of marking solutions, we provide customers with lifetime free training and continuously improve our products to ensure stable profits for our agents. Meanwhile, we are continuously seeking for agents for pneumatic marking machines and laser marking machines.

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Application Context for Enclosed 3D Subsurface UV Laser Engraving Machine for Crystal Glass
This page is part of CNMarking’s UV laser marking and glass crystal application library. For crystal glass subsurface engraving projects, the key question is not only whether the pattern can appear inside the glass, but also whether the machine can keep stable focus, clear 3D depth, repeatable output and practical shop-floor operation.
Before recommending this enclosed UV machine, CNMarking normally checks the crystal block size, artwork type, 2D or 3D file source, expected engraving volume, sample quality requirement, operator workflow and whether the workstation needs special fixture or software customization.
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How to Choose a Similar Setup
- Send clear photos of the crystal block, trophy, cube or gift product to be engraved.
- Confirm the preferred 2D image or 3D model format, including STL or OBJ files when available.
- Share the required inner engraving size, target depth effect and expected output per day.
- For new gift or portrait products, request sample testing first so the 3D clarity and workflow can be confirmed before batch production.
FAQ
Does this machine engrave on the surface or inside the glass?
It is designed for subsurface engraving. The laser focus creates controlled micro-points inside transparent crystal glass, so the visible pattern sits inside the material while the outer surface remains smooth.
What file formats are suitable for 3D inner engraving?
The source brief mentions STL and OBJ 3D model import. Customers usually prepare clean 3D models or artwork files before the software slices them into engraving layers.
Can CNMarking customize the configuration?
Yes. The laser brand, fixture, software workflow, sample process and workstation setup can be discussed according to your crystal block size, production volume and artwork type.
Need a similar solution? Contact CNMarking with your crystal glass size, artwork type, sample image and expected output volume. Our engineers can recommend a practical UV subsurface engraving setup based on your application.

























