Lenses

Yes I stand corrected. It is disinfection not sterilisation. I do not wish to invite discussion about adequate care of contact lenses. What I described was from a time long ago when thermal disinfection was the only approved method of contact lens disinfection and does not apply now with ...

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... and since this is repeated daily, and considering that the eyes can deal with limited contamination it is probably safe enough, but the contact lenses are probably not sterile. - Microwave can and do superheat water above 100ºC, but this is neither reliable nor safe. Not reliable because it ...

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... an Optometrist but am retired now. Around 1983 that’s right 26 years ago I started using and recommending microwave ovens to sterilities contact lenses. This was an extrapolation of an old original technique of using heat like boiling the lenses in saline in their case over a stove???? This all ...

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... enough (about $40) and have a condenser lens that gets the light in a good shaped cone to send up and a few precision photographic enlarger lenses of three strengths with irises on each to further change how the slide is lit from below. But I'm not sure whether I'm just wasting my time or ...

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a bit more about this transparency..... silica aerogels can be so transparent they are used for contact lenses.....this makes it nigh on impossible to opticly image silica aerogel within the body especially if the target is microscopic or nanoscopic..... this explains why it ...

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