印度采购需求：便携式激光打标机，光纤激光打标机，激光雕刻机，珠宝激光雕刻机，光纤激光机，二氧化碳激光打标机

I'm looking for a UV laser marking machine specifically designed for 3D crystal engraving. This equipment should be capable of providing high precision and quality markings on various crystal surfaces. My aim is to explore options that offer advanced features to enhance the engraving process, such as speed, versatility, and user-friendly interfaces. Additionally, it would be great to have information on the machine's compatibility with different types of crystals and any available customization options. Please provide details on the technical specifications, pricing, and lead times. I'm also interested in support options, such as training and maintenance services, to ensure seamless operation after purchase. Looking forward to your prompt response!