Home >>  Marking Cards Invisible Ink  >>  Ultraviolet marker

Ultraviolet marker

An Ultraviolet (UV) marker is a invisible ink pen whose marks are fluorescent but transparent: the marks can be seen only under an ultraviolet light. They are commonly used in security situations to identify belongings or to protect from the copying of banknotes and playing cards. UV pens can now be bought at some stationery shops to security mark items of high value in case of theft.

Materials used to make UV markers

The body of a UV marker is made by plastic similar to a normal marker. The ink used in UV markers has been made from various things in the past such as lemon juice, vinegar, diluted blood or even urine.[2] Modern UV-invisible ink is mainly made by a fluorescent derived from things in nature that glow when exposed to an ultraviolet light. The main components include dilute laundry detergent, body fluids, tonic water and vitamin-12 dissolved in vinegar. There are different types of UV-invisible ink: opaque, semi-opaque and translucent. All of the three contain acrylic monomers which contain a diluent and a photoinitiator to participate in the curing reaction and to respond to UV radiation. Photoinitiators is a very important element for making the ink as it is the substance that absorbs the UV mission of a UV light, which enable the marker to work.

we using UV ink characteristic to marking playing cards, and use infrared contact lenses to read card marked, is good poker cheating device.

MESSAGE
*Name: E-mail:
*Phone / Whatsapp: Skype:
*Message:
Code: Refresh
LEAVE A MESSAGE
Name: Emad IP: 45.106.77.133 Time: 2018-08-16 04:17:49
Content: I am using apple IPhone X is there an app to download to be able to use its camera for scanning coded marked cards
Admin_reply: Thanks for your inquiry about poker analyzer, scanning camera and barcode marked cards, I have sent you Whatsapp message, please check and reply, thanks
Name: azhagesh IP: 42.111.131.57 Time: 2018-08-07 17:17:41
Content: I want to change ordinary deck of playing cards to barcode marked cards by my own. so pls can u explain the way to perform this. pls inform me the procedures and also about the expenses for this.
Admin_reply: Thanks for your inquiry about barcode marked cards, I have sent you the email, please check and reply, thanks
Name: Mike IP: 24.193.189.86 Time: 2018-07-31 17:04:21
Content: Looking to purchase the contact lenses for blue eyes the goo ones. Also I’m looking to purchase Copag blue and red plastic poker cards marked with the invisible ink. Please let me know cost for both and also shipping time and cost. I can order on regular basis because I resell. Regards Mike
Admin_reply: Thanks for your inquiry about contact lenses for blue eyes and Copag plastic marked poker cards with invisible ink, I have sent you Whatsapp message, please check and reply, thanks

First | Previous | | Last

×

E-mail: marked-cards2012@hotmail.com

Skype: marked-cards2012

WhatsApp / Wechat: +86 188 2517 5787