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$8.00 postage for first item ordered. Free postage on all your next items purchased. You may mix or match. Your postage
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CLICK IMAGE AND ENTER MAGNIFIER STORE.
After 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.
What type magnifier is best? Hand
held magnifiers are best for short duration use and a magnifying lamp or hands free embroidery
magnifier with stand are best for long duration use.
glass power and work distance:Select magnifiers with a
power that will allow you to perform your task at a comfortable distance. The higher the power
of the magnifier the shorter the focal range(work distance) and the smaller the field
of view. The high power magnifier may not be the best magnifier for you. Our large 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
magnifier 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
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.
The higher the power of the lens, the closer you must get to the object being
viewed and the smaller the field of view.
As the power of a lens increases the diameter of
the lens decreases.
is a term used to determine the power(magnification}of a lens. The terms are sometimes confused.