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 is a desk stand magnifier?
A desk stand magnifier
desk consists of a magnifying lens mounted to a base or clamp on device.
What power desk stand magnifier should I
choose? Select a magnifier with a power that will allow a comfortable
work or reading distance. The higher the power the shorter the work distance and
the smaller the field of view. The high power magnifying glass may not be the best magnifier for you.
I need a desk stand magnifier with light? A lighted magnifier will provide better
magnification results as they provide a sharper and clearer image.Our magnifiers with light are led or fluorescent
lighted and provide a soft white light to ease eye fatigue
Does not apply to Fresnel Lens magnifiers which have a focal range of 4 inches.
Information On Fresnel Full Page Desk
- A full page magnifier consists of a large Fresnel lens that allows for reading of a whole
- The advantage of a hands free page magnifier is that it can be used
as a whole page magnifier.
What is a Fresnel magnifier?
- A Fresnel magnifier consists of a flat plastic lens with concentric grooves that
permits magnified viewing.
- The focal length is about 4 inches from the object to be
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 "D"
Power: Power is how large an object or print increases as you look through a lens. Magnifying power is expressed as "X"
from the center of the lens to to the object and be in focus
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
Links for reading and crafts.
The American Foundation for the Blind
The National Federation of the Blind
National Library Service for the Blind and Physically Handicapped
Paths To Literacy
National Eye Institute
American Action Fund for Blind Children & Adults
National Eye Health Education Program
Knitting, Crochet, and other Needlecrafts
How To Sew
Basic Sewing Stitches
How to Crosstitch
How To Do Needlework