|
| POSTAGE SPECIAL:
Pay $8.00 postage for first
item ordered. Free postage on all your next items. You may mix and
match. Your postage will always be $8.00 per order(Domestic orders only). PAYPAL SECURE ORDERING We are verified PayPal sellers. When you place a order via PayPal
Shopping Cart, we receive your order, shipping address and Email address. All your financial information stays
with PayPal and never enters our website. YOU DO NOT HAVE TO BE A MEMBER OF
PAYPAL. YOU MAY PLACE YOUR ORDER AS A GUEST AT CHECKOUT.
|
Magnifier Information 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 a magnifying glass or magnifying table lamp is the answer. Wear your reading glasses for best table magnifying glass results What type magnifier
is best? A hand held magnifier is best for short duration use and a tabletop magnifying
glass, tabletop magnifying lamp, magnifying table lamp, table mounted magnifying glass with light or hands
free tabletop magnifying glass with stand are best for long duration use. What power table magnifying
glass do I need? The higher the power of the table
magnifying glass the shorter the focal range(work distance) and the smaller the field of view. The high power magnifier may not be the best table top magnifying glass 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 "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. - 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.
- Diopter is a term used to determine
the power(magnification}of a lens. The terms are sometimes confused.
| 
4x 
3x
