Red Lens Hidden Message. The abcya secret message maker is a fun way to create share and solve secret messages. The message has to be printed in cyan blue and the font needs to be on a curved path not a straight line or else it will be easier to pick it out with the naked eye.
This film is called clear lay and is made by grafix. Especially with secret messages. Included something that amazed me at the time a red lens and cards.
This secret message project uses polarized film technically a linear absorptive polarizer to make our message hidden to see the message you either have to look through a second piece of film or put on a pair of polarized sunglasses.
Red marker ink absorbs blue and green light but allows red to reflect off of your paper and get picked up by your eyes. Decoder viewers secret message. Jun 10 2016 make your own red reveal hidden messages with free app youtube. Great for sweepstakes and special prize giveaways.
