| 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. What type magnifier is best? Hand held magnifiers for craft work are best for short duration use and a magnifying
craft lamp, craft magnifiers with light or hands free magnifier for craft work with stand are
best for long duration use.
Do I need a craft magnifier with a light? A craft magnifying glass with light will provide a better magnified image then a non-lighted magnifier.
Most lighted craft magnifiers are either led or fluorescent
lighted Large selection of craft light
with magnifier and magnifying glass with light for crafts.
Magnifier glass power and work
distance: Select a craft magnifying
glass with a power that will allow you to perform your task at a comfortable distance. The higher the power
of the magnifier the shorter the focal range(work distance) and the smaller the field of view.
The high power magnifier may not be the best magnifier for craft work for you. Our large
craft magnifiers with light 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.
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