LOUPE FOR READING
14D AS/20D AS
Instruction Manual
FEATURES
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Equiconvex aspherical lenses for clear and distortion-free
images from center to periphery.
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Special plastic used for lenses, grips, etc. is durable and
light for maximum comfort.
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Surface hardening coating and multi-layer anti-reflection
coating makes the lens surfaces scratch resistant and
highly non-reflective.
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Rubber grips fit your hands.
HOW TO USE LOUPE
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The lens is equiconvex aspherical so it can be used from
either side.
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Wipe smudges on the lens surfaces or frames lightly with
cleaning paper. Do not use alcohol or ether to wipe them
because it may damage the plastic.
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Do not attempt rinsing in water hotter than 40˚C. Be sure
to wipe off any water after rinsing.
PERFORMANCE
Effective diameter of lens
48mm
48mm
Refractive power
14 diopters
20 diopters
Reference magnification*
3.5×
5×
Lens material
Plastic
Lens form
Equiconvex aspherical lens
Surface process
surface-hardening coating and multi-layer anti-reflection coating
Weight
53g
56g
*Reference magnification is used when an object is clearly in focus (at approx. 250mm).
SAFETY PRECAUTIONS
STRICTLY OBSERVE THE FOLLOWING FOR SAFETY’S SAKE
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Before using the product, read thoroughly these instructions to ensure proper use of the product.
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Keep these instructions within easy reach for reference.
WARNING
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Do not look at the sun directly through this product, as it may endanger
you to lose your eyesight.
CAUTIONS
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Do not leave this product in the direct sunlight. The lens may converge the rays of the sun and cause fire.
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Do not leave this product on the unstable place. It may fall or drop and cause injury.
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Do not look at things through this product while walking. You may strike against something or fall and get hurt.
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Be careful that your small children do not inadvertently swallow this product. If such a case should happen, consult the doctor
immediately.
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Do not leave the package and polyethylene bag used for wrapping of this product within small children,s reach. Children may
put them on their mouths and get suffocated.
