Through every step of UV production, the use of optical viewing equipment is essential to ensuring print quality. Inspection of artwork, film negatives, half
How do zoom, magnification, and focal length relate? - Quora
Magnification Lens at Thomas Scientific
The TV-15, TriView 5x/10x/15x Folding Loupes with Built-in Case magnifier is a compact, portable folding loupe magnifier with power ranging from 5x-15x power magnification. Each lens contains 5x power magnification. Combine two lenses together to make 10x power magnification, or three to make 15x power. The TriView magnifying glass is lightweight, portable and comes in its own protective case.
Carson TV-15 Triview 5x-15x Folding Magnifier
15 X 70mm SkyMaster
made in Germany Loupe Magnifier — Low Vision Miami
A jewelers loupe makes internal flaws and surface blemishes more apparent and allows you to assess color, cut, and other aspects of a stone. Also
15x Triplet Hexagonal Jewelers Loupe
The Online Photographer: A Guide to Optical Magnifiers
bench magnifiers and loupes, 4X, 5X, 6X, 8X, 10X, 15X, 20X, 22X - UV Process Supply, Inc.
PEAK 1962, loupe 15x - Asmetec LED Technology