Allen lenses belong to the Allen trademark, and Allen lenses are mid-range products in China. Both output and quality stability are slightly inferior to domestic first-tier brands such as Wanxin and Mingyue.

Glasses:

Glasses are a combination of lenses and frames used to improve vision, protect eyes or for decorative purposes. Glasses can correct a variety of vision problems, including nearsightedness, farsightedness, astigmatism, presbyopia, strabismus, or amblyopia. Glasses are composed of lenses and frames. Divided into myopia glasses, farsighted glasses, reading glasses and astigmatism glasses, plain glasses, computer goggles, goggles, swimming goggles, night vision goggles, e-sports game goggles, e-sports goggles, goggles, sunglasses, toy glasses, sunglasses 15 kinds.