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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

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  1. B

    Nikon SE

    I have seen hundreds of glass lenses, glass binoculars and glass scopes ruined or destroyed by fungus. Actually, the new telescopes by Taylor in the late 1800s did dissolve more in humid locations. They had to be repolished every few years until they became unusable. Regards, B.
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