Reading Stylish Reading LY9128 [NEGISU] Flip-up Glasses, Portable, Bifocal/Progressive Lens, Men's & Women's, Glasses, 1.0 1.5 2.0 2.5 3.0 3.5 4.0

Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. [Flip-up Reading Glasses] -- The advantage of flip-up reading glasses is that you don't have to go through the hassle of putting on and taking off glasses depending on the situation. With regular reading glasses, you need to put them on and take them off depending on the distance to what you want to see. However, with flip-up glasses, you can simply flip up the lenses and be back to your bare eyes, which is very convenient. There is also the option of choosing bifocal glasses, but bifocals can feel like they have a narrow field of vision and it can be difficult to switch your gaze between them. In this respect, flip-up glasses can cover a wide area and have the advantage of being able to switch between far and near with a single touch. Material: Resin lens & metal, Weight: Approx. 23 g (including lens), Function: Bifocal/Blue light cut function (Excellent for driving/fishing/cooking/repair/reading, so you don't have to worry about fine motor skills.) [Flip-up Reading Glasses with Thin Aspheric Lenses - Men's/Women's] Aspheric lenses have a shallower curve, making them thinner and flatter than spherical lenses. Another advantage of aspheric lenses is that they are lighter and less tiring to wear for extended periods. [Flip-up Reading Glasses with Blue Light Cut - Men's/Women's] Smartphones emit strong light, which strains the iris muscles that reduce the amount of light entering the eye and the eye muscles that focus on nearby objects. Try to rest your eyes as much as possible. Features a blue light cut rate of approximately 78.8%, an HEV blue light cut rate of over 95%, an UV cut rate of over 99%, and hard-coated lenses. Effectively cuts harmful blue light emitted from computers and smartphones. [Flip-up reading glasses 90-day warranty] Original design glasses case, cleaning cloth, and original design flip-up reading glasses These glasses make a wonderful gift for Mother's Day, Father's Day, or Respect for the Aged Day, especially since many elderly people now use smartphones and tablets.