domo polarized test card 1.Used to test domo polarized sunglasses 2.Hidden image inside is invisiable 3.size can be adjusted

Polarized test card;polarized sunglasses display 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. normal size is 9*12cm or 10*15cm

6. OEM will be welcome

domo polarized test card