The infrared contact lenses for invisible ink are no longer a secret. They are called by many names such as spy contact lenses and poker cheating contact lenses. Their popularity stemmed from their usefulness when playing poker along with marked poker cards. This kind of contact lens is just one of the devices that can be used for detecting invisible marks on the backs of marked playing cards. It has won the hearts of many poker players around the world.

Users would only have concerns about using this device when they choose the affordable yet low-quality ones. This will have an impact on the clarity, comfort, and accuracy of the lenses. Another thing is that the cheap ones are more likely to cause inflammation.

Needless to say, there are many options for infrared contact lenses that are available in the market today. The following are some tips that can help you find the best pair for you:

• High quality infrared contact lenses for invisible ink can see clearly marked playing cards compared to the cheaper ones with low quality. If your lenses give you shadows instead of clear marks, then it’s not of a high quality.
• A professional set of infrared contact lenses for invisible marks won’t change the pupil color of the user which makes it safe to use.
• The wearer can be guaranteed of the lenses’ sanitation and safe and healthy use. They won’t cause any problems to the eyes such as irritation.
• High-quality contact lenses for poker cheating last for a long time. There are those that can last for only a month. Others last for three months while some for six months. There are also those that last for a year.

Some factors may also be looked into when it comes to infrared contact lenses. These factors include

Water Content Percentage

The higher the water content your pair has, the more comfortable it would be for you to wear. 

Clarity 

The invisible or luminous marks on the backs of the deck cards must be clearly visible to your selected infrared contact lenses.

The Stain Technology Used and Its Material

When your infrared contact lenses were made through the updated technology, you can see the entire environment in natural color while the outdated ones will give you a pinkish color. Make sure that your chosen lenses use cutting-edge Sandwich Technology and Laser Staining System.

Another element that ensures the player’s winning in any card game is the use of the right top-quality contact lenses marked cards. These cards often come with the infrared contact lenses or the poker cheating analyzer.

Remember that the average price of a pair of infrared contact lenses for marked playing cards is US $900 at cards999.com. Anything cheaper than that you have to scrutinize well.