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 a magnifier visor will help.
What is a magnifying visor? A visor magnifier consists of two
prismatic magnifying lenses mounted on a head wearing magnifier. A magnifying visor has more magnification power then
ordinary glasses and can be worn with your glasses
What magnifying visor power do I need? Select a jewelers visor
magnifier that provides a magnification power that suits your needs at a comfortable work distance.
A very high power magnifier visor may result in an uncomfortable
short work distance. If you are unsure of your needs select a magnifying visor with
I need a magnifier visor with light? A magnifying visor with light provides a
sharper and clearer image then a non-lighted magnifier visor. Our jewelers magnifying
visor with light and visor magnifier with light provides
a soft white led light to ease eye fatigue.
Adjustable Head Strap:The magnifying visor magnifier should
be adjustable for a good fit.
Head Strap: Padded head strap for a comfortable fitting visor magnifier.
· Magnifying Visor
With Light: If your lighting conditions are poor a magnifier visor with light is advisable.
· Wear with
your glasses. All of our visor magnifier models can be worn with glasses.
· Flip up-Flip Down: Most of our magnifier visors will flip up
and out of the way when magnification is not required.
· Coated lenses: We have several
jewelers visor magnifier models that offer coated lenses for extra scratch and abrasion resistance.
Our large visor 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 visor magnifier the smaller the field of view.
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 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
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.
The higher the power of the magnifying head visor the shorter
the focal range(work distance) and the smaller the field of view. The high power magnifier may not be the head magnifying visor for you.
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.
higher the power of the lens, the closer you must get to the object being viewed and the smaller the field of
- 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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