1. Kev tshem tawm tattoo.Tshem tawm cov xim dub, xiav, xim av thiab xim liab tattoo rau ntawm plaub muag, kab qhov muag, di ncauj kab thiab lwm qhov ntawm lub cev;
2. Tshem tawm cov cim yug, otas nevus thiab dermal speckle;
3. Lub 1320nm wavelength: tawv nqaij dawb thiab zawm.
4. Lub 1064nm wavelength: tau tshem ntawm freckles, plaub muag tattoo, ua tsis tiav qhov muag kab tattoo, tattoo, Nevus ntawm Ota, xim dub thiab xiav thiab lwm yam pigmentation;
5. Lub 532nm wavelength: tshem tawm freckles, plaub muag tattoo, ua tsis tiav qhov muag kab tattoo, tattoo, di ncauj kab, ntiav liab thiab xim av xim, telangiectasis thiab hais txog.