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03/30/2026 Vol.19 How to Read an Eyeglass Prescription ~What Are S (SPH), C (CYL), AX, and ADD?~

03/25/2026 Vol.18 UV protection that you can do in your everyday life

03/23/2026 Vol.17 Tinted Lenses That Cannot be Used for Night Driving ~Check Color Density and Luminous Transmittance~

03/11/2026 Vol.16 The Secret to Make Your Glasses Last Longer is a coating! The Right Way of Selecting Lens Coating

02/27/2026 Vol.15 What Is Luminous Transmittance? How it differs from visible light transmittance and density, and guidelines for night driving

02/03/2026 Vol.14 For People Who Struggle with Glare after Cataract Surgery “Absorption Lens” ~Outdoors~

09/24/2025 Vol.13 Why Do Photochromic Lenses Show Less Color Change in Summer? Weaknesses of the Photochromic Lens at High Temperatures and Solution

09/24/2025 Vol.12 Questions and inquiries about Absorptive Lens

02/26/2025 Vol.11 How to select colors of Absorptive Lens, and points to note about selection

09/19/2024 Vol.10 Eyeglass lenses suitable for smartphones (4) (for people in their 60s and over)

09/12/2024 Vol.9 Eyeglass lenses suitable for smartphones (3)(for people in their 50s)

08/22/2024 Vol.8 Eyeglass lenses suitable for smartphones (2) (for people in their late 40s)

03/29/2024 Vol.7 Eyeglass lenses suitable for smartphones (1) (for people in their 20s, 30s, and early 40s)

03/22/2024 Vol.6 Example of lens problem: Fine lines (cracks) have appeared on eyeglass lenses!?

03/15/2024 Vol.5 Troubles with strong myopia (thick lens, face contour and eyes appearing to be small)

08/21/2023 Vol.4 About Absorption Lenses

08/20/2023 Vol.3 To Use Eyeglasses for Many Years to Come

08/19/2023 Vol.2 To Reduce the Thickness of Eyeglass Lenses

08/18/2023 Vol.1 How to Select Eyeglass Lenses for Elderly People

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