Photochromic pigment rudzi rwemicrocapsule. Neupfu hwepakutanga hwakaputirwa muma microcapsule.Powder zvinhu zvinogona kuchinja ruvara muchiedza chezuva. Rudzi urwu rwezvinhu rune hunhu hweyakajeka ruvara uye nemamiriro ekunze akareba. Inogona kuwedzerwa zvakananga zvichienderana nechigadzirwa chakakodzera.