Bausch & Lomb 10X Hasting Triplet Aplanatic Watchmaker's Eye Loupe

For those who prefer a watchmaker style loupe, Bausch & Lomb makes this loupe with their highly corrected Hastings triplet lens installed. Triplets have 3 lenses bonded together instead of the usual single lens found in most watchmaker style loupes. Just like the Bausch & Lomb Hastings triplet, this watchmakers style 10x triplet loupe is corrected for spherical and chromatic aberrations.