Triogift 8X32 8X42 Binocular Birdwatching Glasses Telescope High Power HD Spyglass Waterproof Handheld Profession ED Telescope Portable

Triogift 8X32 8X42 Binocular Birdwatching Glasses Telescope High Power HD Spyglass Waterproof Handheld Profession ED Telescope Portable   8X32 8X42 Binocular Birdwatching Glasses Telescope High Power HD Spyglass Waterproof Handheld Profession ED Telescope PortableStyle: double barrelFunction: ammonia filled waterproofUsage: HandheldMagnification type: Fixed magnificationMaximum multiple: 5x (inclusive) -10x (inclusive)Objective lens diameter :32-50mm Source:Our previous Forester telescopes are Paul prism structure, good optical quality and low price! For most people, a telescope of this structure is perfectly adequate for daily observation. However, it has defects such as large volume, heavy weight, and long observation distance, and the central focusing Paul telescope is difficult to achieve high sealing in structure, and can not be filled with nitrogen and waterproof, and the use of the occasion is restricted. So we always wanted to develop a cost-effective roof mirror telescope,