How to choose the right magnifying lamp - What does Dioptre mean? Is it the same as Magnification? What is the best lighting? Many situations benefit from seeing something larger and clearer, including:HOME -...
Varifocal lenses, also called progressive addition lenses, progressive power lenses and graduated lenses, are corrective lenses used in glasses to correct presbyopia and other disorders of accommodation. A...
A guide to explain the difference between Varifocal and Bifocal lenses and what they do. Varifocal and Bifocal lenses are corrective lenses used in spectcales to correct presbyopia and other disorders of...
The Optiron 2.5x50 hand magnifier at just £1.99 is a great value for money item from a brand name.The plastic black handle gives a secure feel.The 2.5x magnification is ideal for looking at leaves and insects...