testing card
Test domo polarized sunglasses
Hidden image inside
Partern&Size are customized
Single&Multicolor

Sunglasses polarizing effect testing card 

1. Used to test domo polarized sunglasses

2. Hidden image inside is invisiable to naked eyes or regular sunglasses

3. Partern & Size are customized

4. Single or Multicolor words and image all available

5. Popular model: Fishing, Mountain, Beach, Red Car, Green Car, Snow, etc...