Double Eye Loupe Eye Glasses 3.3X and 3.3X Magnifiers. Clip On Magnifier. This is a new double lens clip on magnifier. These attach to your eye glasses. Each lens is 3.3X and when combined they are 6.6X. The 3.3X lens has a focal distance of 3 1/2" (89 mm). Combined the 6.6X lens has a focal distance of 1 1/2" (38 mm). Reading Glasses. This is a new pair of 1.25X reading glasses. The gold colored metal frame gives these glasses a very stylish look. These can be worn by women or men.