This dual purpose fresnel lens will quickly de-frustrate the small print and bring the words back into focus as you read. One of those little things that make life so much better. Big things come in bookmark sized packages! Choose from a selection of fun optical designs.

This dual purpose fresnel lens will quickly de-frustrate the small print and bring the words back into focus as you read. One of those little things that make life so much better. Big things come in bookmark sized packages! Choose from a selection of fun optical designs.

This dual purpose fresnel lens will quickly de-frustrate the small print and bring the words back into focus as you read. One of those little things that make life so much better. Big things come in bookmark sized packages! Choose from a selection of fun optical designs.

This dual purpose fresnel lens will quickly de-frustrate the small print and bring the words back into focus as you read. One of those little things that make life so much better. Big things come in bookmark sized packages! Choose from a selection of fun optical designs.