Frame of “AIR Ultem” is made of unique and super flexible material called “Ultem”, which makes the frames lighter than ever and a pair of Air Ultem only weighs 9.4g. The concept of this brand is “Gentle as Feathers and Light as the Air”. This material has been receiving much attention and is being used to make spare parts of spaceships and aircrafts, for being super lightweight and excellent in flexibility, flame resistance and heat resistance. The astonishing flexibility of AIR Ultem has passed the inspections of the temporals, conducted by Japan Spectacles and Popular Optics Inspection Institute, enduring pressure of over 10,000 times without distortion. The frames have also passed the inspections of endurance and bridge distortion, based on Japanese Industrial Standards (JIS B 7285:2008): AIR Ultem has been proven to be very functional and perfect for daily use. With a variety of designs, in different shapes and colours for both men and women, this brand has always been very popular.
The material used for the Air Ultem frames is given an approval by US Food and Drug Administration.
Special shaped hinge can keep smooth moves and prevent screws from being loose.
The nosepads are uniquely shaped like wings and unobtrusive.
Original rubber tips can keep your glasses firm on your face.
AIR Ultem passed “endurance test” and “bridge distortion test” which are carried out based on Japanese Industrial Standards (JIS B 7285:2008), Also passed over 10,000 times temple performance test with Japan Spectacles and Popular Optics Inspection Institute. The flexibility and endurance of AIR Ultem, you have never experienced this.
Japanese Industrial Standards (JIS) Temple Performance Test
Conducted some tests based on Japan Industrial Standards (JIS B 7285:2008), such as “Bridge Elasticity Test”, “Endurance Test” and “Additional Endurance Test”. As “Additional Endurance Test”, there was no disorder even in “additional 4,500 times out-of-standard test”.