Magnifier Information A hand held needlework magnifier should be used for short
duration use and a hands free magnifying glass for needlework or magnifying glasses for needlework for long
duration use. 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 our needlework magnifier with light will help eliminate eye strain.
Types Of Needlework Magnifiers
And Needlepoint Magnifiers Hand
Held Needlework Magnifier/ Needlepoint Magnifier. Pro: Portable
and inexpensive. Con: For
short duration use as your hand will tire and you have to hold the magnifier in focus. Hands
Free Needlework Magnifier/ Needlepoint Magnifier . Pro: Magnification with both hands free to work
on your craft tasks. Con: Usually more expensive and less portable.
Types Of Hands Free
Magnifiers: Diopter | Power | Focal Length* | 3 | 1.75X | 13
inches | 5 | 2.25X | 8 inches | 8 | 3.00 | 5
inches |
*Does not apply to Fresnel Lens magnifiers which have a focal range
of 4 inches.
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. Informative Links: https://egausa.org/ https://needleart.org/ |