Nitrogen filled spotting scopes
prices on 93 modelsFilling with gas
— this feature means a sealed housing filled with an inert gas with virtually zero water vapor content. This hardware prevents fogging of glasses from the inside and protects metal parts from corrosion; in addition, the gas is as transparent as possible, which has a positive effect on image quality. Also note that a sealed enclosure, by definition, has dust and water protection (see the relevant paragraph).nitrogen filled | clear | Save List |
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