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6

Light is only beneficial for inhibiting the growth of fungi if it contains ultraviolet (UV) wavelengths. The primary source of UV light among common light sources encountered most places is sunlight. Even then, if there's a "protective" UV filter screwed onto the front of the lens, it does very little to no good to leave the lens cap off, since the ...


3

Although it's a good idea, it's not necessary per se. Some climates are more favourable for fungi that will nest in lenses. Especially in very humid climates it would be beneficial to control the air humidity of the room or cabinet lenses are stored in. In other areas of the world, the chances of your glass becoming fungus ridden are much smaller. Would it ...


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