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Magnifier
Information A
hobby magnifying glass with light, magnifying hobby lamp, hobby magnifying glasses with light and hobby magnifying
lamp provides a sharper and clearer image then a non-lighted hobby magnifier for close work
without eye strain. What types of hobby magnifying glass should I use? Select a hand held hobby magnifying
glass for short term use and a hands free hobby magnifying glass for long term use. A hobby magnifying glass and
hobby magnifier are the same type magnifier. Do I need a hobby magnifying glass with light? A hobby magnifying glass with light, hobby magnifying lamp or hobby magnifying light provides more
contrast then a non lighted hobby magnifier. What
power hobby magnifier do I need? :Shop for a hands free hobby
magnifier with a power that will allow you to perform your task at a comfortable work distance.
The higher the power of the hobby magnifier the shorter the focal range(work distance). The
high power magnifying
glass may not be the best magnifier for you as you may have to be to
close
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.
- High power magnifiers such
as 8x must be held steady or else they will be out of focus.
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