Spectra479 Blue Light 99.9% Cut PC Glasses Clip-On

Introducing the ultimate blue light cutting night glasses PC glasses, finally arriving in Japan!!
Cuts 99.9% of blue light across the entire spectrum!

Blue light has a serious impact on your body clock. It's proven that nighttime blue light reduces melatonin secretion and disrupts your sleep cycle.

■Recommended for people like this!
1. Those who use smartphones or computers after turning off the lights before bed.
2. Those who tend to fiddle with their smartphones in a dark room.
3. Those who often watch movies in a dark room.

■Perfect for regular glasses wearers!

Aren't there many people who wear glasses regularly and wish they had prescription PC glasses?
These spectra479 clip-on type glasses can be worn over your prescription glasses, so you don't need to search for prescription PC glasses! They are also more affordable than prescription PC glasses.

Just wear them when looking at your smartphone, PC, or TV, and take them off otherwise! Clip-on types are convenient!

Users report reduced eye strain and significantly less eye fatigue. Headaches from eye strain have also disappeared, and users can feel a difference in their fatigue levels after work. Furthermore, some users say that by cutting blue light from ambient light, they naturally feel sleepy.

Stored at home unused since purchase. Opened for inspection, but please understand that this is a used item and only purchase if you are comfortable with that.
Please refrain from returns or complaints.

*Images 6 and 7 show examples of use with glasses attached.
The glasses themselves are not included.

Electromagnetic waves Blue light