WolFum Telescope Professional HD for Birds Watching Concerts Clear Weak Light Vision Waterproof Fogproof Binoculars FMC Lens with Strap Carrying Bag Travel,Mini Double the comfort

FMC multi-layer HD coating: Both the objective lens and the eyepiece use advanced FMC coating at a cost, and the light transmittance is 15% higher than that of the general coating, which makes the image clearer and brighter, with higher color saturation and better viewing experience. Clear Weak Light Vision: Binoculars can deliver clear vision in weak light condition, but not in not completely darkness. Perfect for or Concerts at night. Perfect service: The satisfaction of our customers is very important to us, if you have problems or comments we look forward to your message. We will contact you within 24 hours and offer you the perfect solution. Waterproof, fog-proof and anti-slip grip: Prevents moisture, dust, and debris from getting inside the binocular telescope - designed for daily use and most outdoor environment. Moreover, the external non-slip rubber armor can absorb shock while provide a firm grip. Easy to focus : the center focus knob is upgraded with big metal wheel fast and high precision focusing. While allowing both eyepieces to calibrate separately for an clearer view.