LENS EXCHANGE TYPE EYEGLASSESThe present invention relates to lens exchange type eyeglasses. By exchanging lenses of eyeglasses, people who need to change eyeglasses occasionally are not required to carry several eyeglasses. When people become farsighted, people are not able to see close things ...
Eyeglasses called “extralight” have been known for a long time. The lenses of these eyeglasses are deprived of mounting and are directly connected to the central small bridge and to the extremity of the two lateral rods. This new type of eyeglass lens therefore imposed on manufacturers in ...
Eyeglasses tend to be more well tolerated than contact lenses. They are usually the first line of myopia correction for this reason. But contact lenses are also successful in correcting myopia. With either option, the most important factor is wearing the correct lens prescription. Regular eye exa...
Device for adjustment of the light focus on the eyes, to centralize the type of lens for eyeglasses 来自 掌桥科研 喜欢 0 阅读量: 6 申请(专利)号: BR6400094U 申请日期: 1984-01-20 公开/公告号: BR6400094U 公开/公告日期: 1985-09-03 申请(专利权)人: MARYLURDES MARQUES HELLMEISTER ...
Type-N Safety Glasses Vision Type-N | Safety Eyewear Vision Type-Nsafety eyewear is built on a lightweight, wraparound frameless impact-resistant polycarbonate glasses for maximum field of vision and comprehensive eye protection. Designed for indoor or outdoor use across various industries and ...
Type Anti-Impact Glasses Frame Material PVC Model CH-Gg-1100 Lens Transparent Frame Color Transparent Features Protect Eyes Applicable Outdoor Lens Width 1.8mm Weight 21g Use Cycling, Laboratory, Industry Name Protection Glasses Function Protect Eye Service...
A optical type pickup apparatus wherein the center of gravity of the lens holder coincides with the action point of the resultant force of the forces to be produced by the control signals input into the driving coil and by the magnetic field of the magnetic circuit. Thus, this apparatus may...
lens (IOL). However, IOL implantation is not always done right away. Instead, the child will wear contact lenses or glasses after cataract removal until they are old enough for IOL implantation. This allows the eye to grow and develop normally before inserting a permanent artificial lens. ...
Trendy Metal Frame Anti Blue Light Glasses for Eye Protection Negotiable Classic Anti Blue Ray Glasses with Custom Manufacturer Logo US$0.90-1.85 / Piece Spring Hinge Round Eyewear Glasses in Water Blue Color Negotiable Chic Customizable Clear Lens Glasses ...
The utility model discloses a glasses-type virtual 3D movie theatre device, and the device comprises a glasses housing, nose pads, a spectacle frame, and an earphone. The interior of the glasses housing is provided with a 3D viewing system. The interior of the spectacle frame is provided wit...