Place of Origin:
China
Brand Name:
YB Marked Cards
Certification:
ISO,CS
Model Number:
Invisible Ink Contact Lenses
Our infrared contact lenses provide a discreet and effective solution for reading marked cards, giving players a competitive edge. Engineered to detect invisible ink on marked playing cards, these specialized lenses allow you to see through cards with precision. Ideal for poker, blackjack, or any strategic card game, these lenses ensure you maintain the upper hand.
Our invisible ink infrared contact lenses blend naturally with all eye colors including blue, black, brown, and hazel. Designed to look and feel like regular contacts, they remain undetectable to others. Available in four sizes (4mm, 6mm, 9mm, and 12mm) for optimal comfort and fit.
These contact lenses enable you to see through cards marked with invisible ink, providing what appears to be x-ray vision. The specialized lenses reveal hidden markings that are invisible to the naked eye, allowing discreet identification of card values during gameplay.
Designed for extended wear during long gaming sessions, our lenses come in multiple sizes to ensure perfect fit and comfort. Simple to use and completely spy-proof, they offer a seamless advantage without detection.
Considered the market leader for discreet marked card reading, our lenses provide a strategic advantage in card games. Featuring luminous and UV technology, hidden markings become clearly visible without raising suspicion.
Purchase these infrared contact lenses directly from our store as your secret weapon for card game dominance. The ultimate stealth tool for serious players who demand an unbeatable edge.
| Model | IR contact lenses |
|---|---|
| Water content | ≥ 50% |
| Validity period | About 1 year |
| Pupil diameter | 4 mm, 6 mm, 9 mm, 12 mm |
| Original | China |
| Application | poker tricks, magic show, home game |
Q1: How do Infrared Contact Lenses distinguish invisible marks from a standard deck?
A: These lenses are engineered with a high-precision central filter that targets specific wavelengths (usually in the 700nm–950nm range). While standard playing cards reflect visible light, "marked cards" use specialized infrared ink that reflects light within this hidden spectrum, allowing the wearer to see the marks clearly against the card's surface.
Q2: Will the red filter in the center be noticed by other players?
A: Professional-grade infrared contact lenses utilize a "Small Pupil" design. The IR filter is concentrated only in the center to align with your pupil, and the surrounding area is designed to blend with your natural iris color. Under normal indoor lighting, the lens is virtually indistinguishable from a standard cosmetic lens.
Q3: What is the optimal lighting environment for using these lenses?
A: These lenses perform best under incandescent bulbs or natural sunlight, as these light sources emit a broad spectrum of infrared rays. In contrast, some modern "cold" LED or fluorescent lights have lower IR output, which may slightly reduce the contrast of the marks.
Q4: Are these lenses safe for sensitive eyes during long gaming sessions?
A: These lenses are manufactured using HEMA (Hydroxyethyl Methacrylate) or silicone hydrogel materials, which provide high oxygen permeability and water content. However, to maintain corneal health, it is recommended to limit continuous wear to 8–10 hours and use professional lubricating drops if dryness occurs.
Q5: Can I use these lenses to see through any object or standard card?
A: No. It is a common misconception that they provide "X-ray vision." They are strictly optical readers designed to reveal specific infrared ink. They cannot see through solid objects or standard, unmarked playing cards; they only "decode" the invisible markings printed with compatible IR ink.
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