Non -contact specular microscope is useful for corneal endothelium measurement and corneal thickness measurement. It does not require touching the cornea. This non-contact feature puts the patient at ease, thus allowing an examination to proceed smoothly, while eliminating the fear of infectious germ transmission.
Non illuminated stand magnifiers is good for longer-term reading. It is to be used while sitting at a table or desk. It can also be used on the lap with a lapboard. The focal length of the stand magnifier is preset and therefore no need to hold it away from the page, which is more comfortable for longer reading. It needs an external light source such as a gooseneck lamp.