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Threads Tagged with
magnification
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converting drug-store-cheapie magnification to diopters?
David Combs:
While on long car-trip, at say 7pm on a Saturday night (opticians closed til Monday), suppose I lose or break my (fortunately both eyes the same!) ...
11-26-2008
02:07 PM
4
727
Vision
DIY CCTV magnification for the visually impaired
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zulu:
I need guidance/info/advice/ideas etc. etc on a portable system that can be used around the home for tasks such as reding letters or magazines,...
11-05-2008
03:50 PM
18
904
Vision
Focal length, dioptre, magnification
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Andy:
I would like to ask the specialists a question. I have a magnifying glass. I measure the focal length by seeing how far away the lens is when it...
10-14-2008
11:04 PM
12
915
Vision
Magnification without glasses?
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Ioannis:
As a nearsighted person with some mild presbyopia, I only need to take off my myopia glasses to do fine work up close. Lately I am of the...
09-01-2007
04:09 AM
20
895
Vision
Re: Magnification without glasses?
Ms.Brainy:
Apparently I have upset the Dutch Goddess. How Dared I! Your sarcasm is in bad taste, Jan. It's arrogant, patronizing and lacks any subtlety. ...
05-25-2007
02:33 AM
6
341
Vision
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