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Head Magnifier Information.
What is a head magnifier?
A head magnifier or head
magnifying glass consists of a 2 prismatic lens that are mounted on a visor that is worn on
Do I need a head magnifier with
light? A head magnifier with light provides a sharper and
clearer image.Our led head magnifier with light models provide a soft white led light to
ease eye fatigue.
What power head
magnifier do I need?
Select a head worn magnifier with a power that will allow you to perform your task at a
comfortable distance. The higher the power of the head mounted magnifier the shorter the focal range(work distance) and
the smaller the field of view. The high power head mounted magnifier may not be the best magnifier for you.
Our head mounted magnifier and magnifying headgear models are
comfortable to wear for long periods of time and prevent eye strain
For best head magnifier
results wear your glasses.
Attributes Of A Quality Head Magnifying Glass
- Light weight: A head mounted magnifier that is to heavy will be uncomfortable.
- Adjustable headband: The headband should be adjustable for a good fit.
Select a head magnifier that is padded for comfort.
Lighted head magnifier: If
lighting conditions are poor a head mounted magnifier with light is advisable.
your glasses. All of our head magnifiers can be worn with glasses.
Down: Most of our magnifiers will flip up and out of the way.
Coated lenses: Coated lenses will protect the lenses from scratches, mars and reduce glare.
Do I need a head magnifier with multiple lenses? If you are unsure of the
power you need or you have a need for more then one power then a head magnifier with extra
lenses is advisable.
A head magnifier, head strap magnifier, magnifying headgear, head worn magnifier and head mounted
magnifier are the same type magnifier as a binocular magnifier.
A head worn magnifier,
head magnifying glasses with light, magnifying head visor, head mounted magnifier or head strap magnifier has
stronger magnification then ordinary glasses and will eliminate eye strain
Our large head magnifier and magnifying headgear 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 lighted head magnifier the smaller the field of
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
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.
- 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.
- High power magnifiers such
as 8x must be held steady or else they will be out of focus.
Informative Links For Head Magnifier Wearers.
Visually Impaired Links
The American Foundation for the Blind
The National Federation of the Blind
National Library Service for the Blind and Physically Handicapped
Paths To Literacy
Jeweler Head Magnifier Trade Links
Accredited Gemologists Association
Industrial Diamond Association of America, Inc.
International Watch & Jewelry Guild
Jewelers of America
Jewelry Industry Distributors Association
Women’s Jewelry Association
Knitting, Crochet, and other Needlecrafts
How To Knit Beginners
How To Sew
Basic Sewing Stitches
How to Crosstitch
How To Do Needlework