DriMark Products, Inc., U.S. manufacturer of the original Counterfeit Money Detector Pen, today announced the introduction of its new Counterfeit Detector System, which adds an ultraviolet light to help cash businesses prevent counterfeit currency from entering the cash drawer. The announcement comes on the same day that a new $100 bill is being introduced by [...]
A demonstration of the PhotoCat Ink being used on normal glass and an industrial photocatalytic glass. The ink responds to UV light and changes colour when in contact with a photocatalytic surface, making the invisible visible.
Duration : 0:0:27
Learn the secrets laser resellers don’t want you to know. See how you can hack your 200mw laser to burn like a 500mw (or even a 1 watt) laser in just three easy steps.
Not responsible for damages to you or your laser. This video is for entertainment purposes only! Read [...]
A mini demostration of invisible ink for the grandkids…(part 2)
Duration : 0:1:10
Printing Pen Equipment
LC Printing Machine Factory Limited
http://www.printermaker.com
Specifications︰
1、Objects diameter：φ3～φ20 mm
2、Objects length：70～180 mm
3、Printing stroke： 20～80 mm
4、Max printing speed： 6600 pcs/hr
5、Motor wattage： 4.5kw
6、Net weight： ≈450kg
7、Outer dimension： 3200×1120×1520mm.
Advantages︰
× Cleaning screen , adding ink when stopping will not singe objects in drying closet;
× With vacuum function seated (selection ) for precision orientation.
× High speed printing;
× Printing two kinds [...]
Squirting Pen with Timed Disappear Magic Ink (Practical Joke)
Duration : 0:0:7
:::From HouseOfRave.com:::
Write something anywhere and no one will see it unless they have the right tools! Write invisible words on any surface with one side of the pen, and use the other side of the pen to view your message with the built-in black light!
Find out more and purchase at:
http://www.houseofrave.com/blacklight-secret-pen.html
Duration : 0:0:31
Writing with a fountain pen with a waterman crisp italic nib done by Richard Binder.
Duration : 0:1:31
Pilot Capless, a retractable fountain pen made in Japan, B-nib
Duration : 0:0:53
A mini demostration of invisible ink for the grandkids…
Duration : 0:3:48
