UV420 0 degree matt black metal round frame blue light filter glasses

This product includes a frame and a 0 degree blue light filter lens size: Lens width: 52 mm Lens height: 48 mm Nose bridge width: 18 mm Temple length: 144 mm Outside width of frame: 137 mm Inside width of frame: 135 mm Frame introduction: ✓ Ultra-lightweight alloy metal frame, comfortable to wear ✓ Fashionable design of the frame, both indoors and outdoors Lens introduction: ✓ Optical grade nano-coated aspheric lens ✓ SGS. TW blue light filter detection ✓ Reflective blue light filter has real visual color [EG-Lens Plus blue light filter lens for eye protection] Two more technologies than the previous EG blue light filter lens 1. HEV high energy visible light barrier 2. Shortwave blue-violet light enhanced filtering (absorption) **The entire museum has 0 degree flat light EG-PC blue light filter glasses, fully adopting UV420+ anti-blue light coating technology.** https://youtu.be/u3WgwZQaLYk https://live.staticflickr.com/65535/50325819036_04c11410ae_b.jpg Bundled products ✓ A piece of microfiber glasses cloth ✓ A light and simple style glasses case Product warranty ✓ A 7-day appreciation period is provided [please refer to the instructions for returns and refunds on this website for the conditions of return during the appreciation period] ✓ The frame provides a 90-day unconditional satisfactory warranty service [please read the warranty card for the warranty conditions] https://live.staticflickr.com/65535/51250281726_277ada20ef_k.jpg