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Regarding the evaluation of lens surface finish, I believe you have seen many standards. The most typical ones are U.S. Military Standard (MIL-Spec), ISO, and Chinese National Standard (GB). Consequently, many drawings are marked in different ways.

As an eyeglass lens manufacturer, we want to share our years of experience in the industry and how to distinguish a good lens. As we know, most consumers choose eyeglass lenses as casually as they choose socks. However, the quality of lenses is not like that of socks, where you can tell good from bad just by touch. 

Bangkok, Thailand – October 9, 2025 – JINRUISHI Optical Glasses Co., Ltd. is thrilled to announce its participation in the 2025 ASEAN International Optics Fair (WOF | Bangkok), taking place from October 9 to 11 at IMPACT Exhibition Center’s Halls 5-6.

JINRUISHI Optical Glasses Co., Ltd. has successfully concluded its participation at Silmo Paris 2025, one of the world's most prestigious optical trade fairs.

Beijing, September 11, 2025 – JINRUISHI Optical Glasses Co., Ltd. concluded a fruitful participation at the 36th China International Optical Fair (CIOF 2025) held at the China International Exhibition Center (Chaoyang Hall) from September 9 to 11.

Poor-quality eyeglass lenses not only affect your visual experience but may also lead to long-term chronic eye strain. The issues with these lenses are mainly in three core dimensions: optical performance, material quality, and coating quality. Specifically, they can be clearly identified through the following key signs.

Always struggling with choosing the glasses for high myopia? Let's clear up these common questions to help you avoid mistakes!

The highly anticipated 23rd Wenzhou International Optics Fair (WOF|Wenzhou), a global focal point for the eyewear industry, was grandly held at the Wenzhou International Convention & Exhibition Center from May 9 to 11, 2025. JINRUISHI Optical Glasses Co., Ltd. (hereinafter referred to as “JINRUISHI Optical”) actively participated in this industry gathering, joining numerous domestic and international peers to discuss industry trends and explore collaborative opportunities. 

Have you ever been in this situation? After completing your eye exam and picking up an eyeglasses frame, you think everything is done, only to be confused when it comes to choosing your lenses. The seller offers you a whole bunch of choices: this one is spherical, that one is aspherical, and there are also progressive, blue light blocking, and anti-fatigue ones...

When you drive, you may often feel the light glare and cannot see the road clearly. In particular, direct sunlight or the strong light of oncoming headlights at night can cause "instant blindness". If you want a better view, it is necessary to wear a pair of polarized sunglasses.