|
||||||||||||||||||
|
|
||||||||||||||||||
 |
|
|
|
|
They really work, and the images are extraordinary! Operating on the venerable principle of the stereopticon, these cards have a lens for each eye, a nearly identical image for each lens, and a hole in between to accommodate your nose. You adjust the focus by squeezing the folded-out card.
Puddle Items in Shop
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| To order by Phone, call 1-800-237-2232 | ||||||||||||
|
Privacy and Security | |
Our Policies | |
Contact Us | |
Terms of Use | |
About Us | |
FAQ | |
© 1995-2008 Worldofescher.com All Rights Reserved