| Magnifier Information What type magnifier is best? Hand held sewing magnifiers
are best for short duration use and hands free magnifying glass for sewing, magnifying sewing lamps, sewing
glasses and magnifying lamp for sewing are best for long duration use. Why
do I need a sewing magnifier? 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 sewing glasses, magnifier for sewing and
magnifying lamps for sewing are the answer. Large selection of hands free magnifying lamps for sewing, magnifying light for sewing, sewing magnifying
lamp, sewing glasses and hands free magnifying glass for sewing.
The high power magnifier magnifying sewing lamp may not be the best magnifier for you. Our large sewing 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 sewing magnifying glass 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.
Helpful Sewing Links https://en.wikipedia.org/wiki/Sewing http://www.sewing.org/ https://egausa.org/ http://www.embroiderytrade.org/optin13990329 http://www.cyberstitchers.org/ https://en.wikipedia.org/wiki/Embroiderers%27_Guild_of_America https://impressionsmagazine.com/embroidery/process-techniques/ | 
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