Explore Scientific 68 Degree 20mm Argon-Purged Waterproof Telescope Eyepiece EPWP6820-01 1.25-inch Rain Covers * Shielding: Yes

* Shielding: Yes

Indoor Unit Protection: Stops dust and debris from entering your air conditioner

This mount is particularly beneficial for binoculars that lack a threaded tripod socket

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Explore Scientific 68 Degree 20mm Argon-Purged Waterproof Telescope Eyepiece EPWP6820-01 1.25-inch Rain Covers * Shielding: YesThe Explore Scientific 68 Series Argon Purged Waterproof Telescope Eyepiece is engineered with advanced computer design and features combinations of low dispersion and high refractive index optical glasses. Durable multilayer deposition coatings ensure high contrast, high resolution, and superior flat field characteristics for an immersive viewing experience. Key Features: * Focal Length: 20mm * Barrel Size: 1. 25 inch * Apparent Field: 68 * Eye