| Eliminate eye strain with our most powerful magnifying glass with
light, strongest magnifying glass for reading with light and large hands free large high power magnifying
glass on stand
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 magnification is the answer. Shop our large selection of high strong magnifying glass with light,
large magnifying glass for visually impaired, powerful magnifying glass for visually impaired, strong magnifying
glass for reading and high power magnifying glass. Our high power magnifying
glass and powerful magnifying glass selection can help those with presbyopia and macular degeneration.
Diopter | Power | Focal Range | | | 3 | 1.75x | 13" | | | 4 | 2.00x | 12" | | | 5 | 2.25x | 8" | | | 7 | 2.75x | 5.5" | | | 8 | 2.00x | 5" | | | 9 | 3.25x | 4.5" | | | 10 | 3.50x | 4" | | | 11 | 3.75x | 3.8" | | | 11.5 | 3.85x | 3.5" | | | 13 | 4.25x | 3" | | |
 Eye-chart
provided by Wikipedia
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.
Large selection of large high power magnifying glass for reading, strongest magnifying glass for reading, strong
magnifying glass with light, large magnifying glass for visually impaired and lighted aspheric strong magnifying
glass.
Reading
Links The American Foundation for the Blind The National Federation of the Blind Bookshare National Library Service for the Blind and Physically Handicapped Paths To Literacy Classroom National Eye Institute Optometry Cares American Action Fund for Blind Children & Adults Children's Eye Foundation Sight for Students MD Support National Eye Health Education Program
| 
