Industry News
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Why High-Performance Optical Lenses Matter in the Digital Age?
With increasing screen exposure and growing demands for visual comfort, high-performance optical lenses are becoming an essential part of modern eyewear solutions. HANN Optics continues to develop advanced lens technologies that help people achieve clearer, healthier, an...Read more -
How to Make Lenses Lighter and Thinner?
Making eyeglass lenses thinner and lighter usually requires more than one technique. It involves optimizing several factors simultaneously, including material, refractive index, optical design, lens size, and manufacturing processes. ...Read more -
What Are Bifocal Glasses for?
Bifocal glasses are designed to help people who need two different vision corrections in one pair of glasses. They are most commonly prescribed for people with presbyopia, the age-related loss of the eye's ability to focus on nearby objects, typically starting around age...Read more -
Buying Guide for Photochromic Lenses
Do you have friends who wear photochromic lenses? Their glasses are perfectly transparent indoors, yet when they step outside into the sunlight, their lenses turn dark like sunglasses without them ever changing pairs. If you are deeply dependent on frame glasses and freq...Read more -
Why Must Eyeglass Lenses Be Coated?
Many people don't realize that the resin lenses we wear today are actually "semi-finished products" in their raw state. The substrate itself has a light transmittance of only 88% to 91%, and its soft texture makes it highly prone to scratching from a simple wipe. Have yo...Read more -
Will Uncorrected Astigmatism Make Your Vision Increasingly Worse?
People often struggle after an eye exam, wondering: "I only have 50 degrees (0.50 diopters) of astigmatism—should I include it in my prescription? If I do, I’m worried about feeling dizzy; if I don't, I’m afraid the prescription will keep going up." Others might say: "Yo...Read more -
Polarized=UV Protection? Choosing the Wrong Sunglasses Can Actually Harm Your Eyes
With the scorching summer heat and the blazing sun overhead, sunglasses have become a must-have accessory for many people when they head out. When shopping for sunglasses, we often hear retailers strongly recommending polarized lenses, claiming that they not only reduce ...Read more -
With So Many Sunglasses Colors, How Do You Choose the Right One?
When the sun is blazing and leaving you squinting, a pair of sunglasses becomes an absolute must-have—whether you are walking down the street or behind the wheel. As a timeless fashion statement, sunglasses are also a go-to accessory for trendsetters to elevate their out...Read more -
10 Factors Affecting Progressive Lens Fitting and Their Solutions
Many people who get progressive lenses experience dizziness, a floating sensation, or difficulty reading up close, and they immediately assume the lenses are defective or that they are just too old to adapt. That is actually a misconception. 90% of this discomfort stems ...Read more -
RX Lenses: A Guide to Understanding Prescription Lenses
Product Description Welcome to HANN Optics, an independent laboratory dedicated to revolutionizing the way you see the world. As a leading provider of freeform lenses, we offer a comprehensive supply solution that combines technology, exper...Read more -
Stock finished lenses are a convenient and cost-effective option for individuals in need of prescription eyewear.
These lenses are pre-made and readily available for immediate use, eliminating the need for time-consuming customization. Whether you require single vision, bifocal, or progressive lenses, stock finished lenses offer a quick and efficient solution for your vision correction needs. One of the key ...Read more -
Semi-finished lenses are a crucial component in the production of high-quality eyewear.
Semi-finished lenses are a crucial component in the production of high-quality eyewear. These lenses are designed to be further processed and customized according to the specific prescription requirements of individual patients. They serve as the foundation for creating lenses that address a wide...Read more
