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Portable paper handprint system

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Technical parameter this system is based on the sweat fingerprint infrared radiation effect developed specifically for displaying the sweat fingerprint on the surface of the photo-taking paper, widely used in photocopying paper, newspapers, magazines, tissue paper, toilet paper, filter paper, cartons, cartons and other fiber surface sweat fingerprint non-destructive display and photography. It’s a portable system, it is mainly composed of a paper infrared radiation treatment instrument (the length and width of the working surface are 10mm larger than the size of A4 paper) , a high-power laser flashlight (wavelength 445nm, laser tube power ≥4000mw) , special glasses for observation, special filter for shooting, auto-focusing ring and so on, light Weight (about 5kg) , small size (350 * 220 * 80mm) , portable, suitcase type, very suitable for site investigation. It takes 2-3 minutes to preheat the instrument (room temperature to 180 °C) , the infrared radiation to the paper is about 10 seconds each time, thick paper about 2 minutes; Both sides of the paper at the same time: that is, both sides of the paper at the same time infrared radiation treatment; non-destructive: Treated Paper achromatic phenomenon, no additional material, does not affect the traditional physical and chemical appearance. The laser flashlight equipped with the system can be used not only for the display of paper sweat fingerprints processed by infrared thermal radiation, but also for the field search, show seminal Fleck, defecate, sweat, saliva, bone, via Ninhydrin or Ninhydrin the sweat handprint that appears to wait.

Colors and styles can be customized

公眾號

Service Hotline:

 

Address:重慶潤國-軍警裝備

 

Email: 335692185@qq.com

 

Fax:18623343215

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