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Stand Magnifier Information
selection of magnifying glass on stand with light
the age of about forty you will experience a problem viewing small print and tasks involving close detail work. This eye
condition is called presbyopia and magnification is the answer.
type magnifier is best? Hand held magnifiers are best for short duration
use and a magnifier on stand, stand magnifier lamp, lighted magnifying glass on stand or hands free magnifying
glass with stand and light are best for long duration use.
glass power and work distance: Select
a stand magnifier with a power that will allow you to perform your task at a comfortable distance.
The higher the
power of the stand magnifying glass the shorter the focal range(work distance) and the smaller the field of
glass on stand, magnifying glass with stand and magnifying glass on a stand are the same type magnifier.
The high power magnifier may not be the best stand magnifying glass for you. Our large stand magnifying glass magnifier selection
can help those with presbyopia and macular degeneration
Field Of View: The size of the area being magnified
when viewing through a magnifying lens. The higher the power of the lighted magnifying stand the smaller the field of view.
Diopter: Diopter is a measurement that is
used to calculate the power of a magnifying lens. The higher diopter will provide higher magnification. Diopter
is expressed as "D"
Power: Power is how large an object or
print increases as you look through a lens. Magnifying power is expressed as "X"
Focal Length: Measurement from the center of
the lens to to the object and be in focus.
Focal Range: The distance from the magnifying lens to the object being viewed.
Fresnel Magnifier: A flat magnifier consisting of concentric
circles that can be a full page reading magnifier.
Visual impairment (or vision impairment) is a decreased ability to see to a degree that causes
problems not fixable by usual means such as glasses or medication. Our low vision magnifiers can be of help.
Rules Of Magnification.
higher the power of the lens, the closer you must get to the object being viewed and the smaller the field of
- As the power of a lens increases the diameter of the lens decreases.
- Diopter is a term used to determine
the power(magnification}of a lens. The terms are sometimes confused.