Gaaska oo dhan wuxuu u shaqeeyay sidii walxo laysar ah oo loo yaqaan gaaska laysarka. Waa nooca ugu badan adduunka, isagoo sameeya laysarka ugu dhaqsaha badan, ugu ballaaran. Mid ka mid ah astaamaha ugu muhiimsan ee gaaska laysarka waa maaddada shaqada laysarka waa gaas isku dhafan ama gaas saafi ah.
Walxaha shaqada ee ay isticmaasho laser-ka gaaska wuxuu noqon karaa gaas atom ah, gaas molecular ah, gaas ion ah oo ion ah iyo uumiga birta, iwm., sidaa darteed waxaa loogu yeeri karaa gaaska laysarka atomiga ah (sida laysarka helium-neon) iyo gaaska laysarka molecular (sida kaarboon laba ogsaydh). Laser-ka), gaaska ion laser-ka (sida laysarka argon), laysarka uumiga birta ah (sida laysarka uumiga naxaasta ah). Guud ahaan, sababtoo ah astaamaha ku jira gaaska laysarka, waxaa jira astaamo ka dhasha; faa'iidooyinka ayaa ah: molecules-ka gaaska si siman ayaa loo qaybiyaa heerka tamartana waa mid fudud, sidaa darteed tayada iftiinka gaaska laysarka waa mid isku mid ah oo isku xiran. Ka wanaagsan; Intaa waxaa dheer, molecules-ka gaaska si dhakhso ah ayay isugu soo ururaan oo u wareegaan, waana kuwo si fudud loo qaboojin karo. Mid ka mid ah astaamaha ugu muhiimsan ee gaaska laysarka ayaa ah in walaxda shaqada laysarka ay tahay gaas isku dhafan ama gaas saafi ah oo keliya. Nadiifnimada gaaska qaybta ku jira gaaska isku dhafan ee laysarka ayaa si toos ah u saameeya waxqabadka laysarka. Gaar ahaan, joogitaanka wasakhda sida oksijiinta, biyaha, iyo hydrocarbons-ka gaaska waxay sababi doontaa luminta awoodda wax soo saarka laysarka ee muraayadda (dusha sare) iyo elektroodka, waxayna sidoo kale sababi doontaa laysarka oo aan degganayn. Mid ka mid ah astaamaha muhiimka ah ee gaaska laysarka gaaska, walaxda shaqaynaysa ee laysarka waa gaas isku dhafan ama gaas saafi ah oo keliya. Sidaa darteed, waxaa jira shuruudo gaar ah oo loogu talagalay daahirnimada qaybaha gaaska isku dhafan ee laysarka. Dhululubada loogu talagalay baakadaynta gaaska isku dhafan waa in sidoo kale la qalajiyaa ka hor inta aan la buuxin si looga hortago wasakhaynta gaaska isku dhafan. Haddii laysarka helium (He) neon (Ne) loo isticmaalo laysarka gaaska jiilka koowaad, laysarka kaarboon laba ogsaydh-na uu yahay laysarka gaaska jiilka labaad, laysarka krypton fluoride (KrF) kaas oo si weyn loogu isticmaali doono goobta wax soo saarka semiconductor-ka, waxaa loogu yeeri karaa laysarka jiilka saddexaad. Isku darka gaaska laysarka waxaa loo isticmaalaa wax soo saarka warshadaha, cilmi-baarista sayniska iyo dhismaha difaaca qaranka, qalliinka caafimaadka iyo meelaha kale.
| Qaybta | Qaybta (%) | Gaaska Dheelitirka |
| Gaaska Isku-darka Laser-ka ee He-Ne | 2~8.3 Ne | He |
| Gaaska Isku-darka Laser-ka ee CO2 | 0.4H2+ 13.5CO2+ 4.5Kr | / |
| 0.4 H2+ 13CO2+ 7Kr+ 2CO | ||
| 0.4 H2+ 8CO2+ 8Kr+ 4CO | ||
| 0.4 H2+ 6CO2+ 8Kr+ 2CO | ||
| 0.4 H2+ 16CO2+ 16Kr+ 4CO | ||
| 0.4 H2+ 8~12CO2+ 8~12Kr | ||
| Gaaska Isku-darka Laser-ka Kr-F2 | 5 Kr+ 10 F2 | / |
| 5Kr+ 1~0.2 F2 | ||
| Gaaska Laser-ka ee Shaabadaysan | 18.5N2+ 3Xe+ 2.5CO | / |
| Laydhka Excimer | 25.8Ne+ 9.8Ar+ 0.004N2+ 1F2 | Ar |
| 25.8Ne+ 9.8Ar+ 0.004N2+ 5F2 | He | |
| 25.8Ne+ 9.8Ar+ 0.004N2+ 0.2F2 | He | |
| 25.8Ne+ 9.8Ar+ 0.004N2+ 5HCl | Ar |
①Waxsoosaarka Beeraha Warshadaha:
Waxaa si weyn loogu isticmaalaa wax soo saarka beeraha warshadaha, cilmi-baarista sayniska iyo difaaca qaranka.
② Qalliinka Caafimaadka:
Waxaa loo isticmaalaa qalliinka caafimaadka.
③ Habaynta laysarka:
Waxaa loo isticmaalaa farsamaynta laysarka, sida jarista birta dhoobada ah, alxanka iyo qodista.
Waqtiga Bixinta: 15-30 maalmood oo shaqo kadib marka la helo deebaajiga
Xirmo caadi ah: 10L, 47L ama 50L dhululubo.
①Daacadnimo sare, xaruntii ugu dambeysay;
② Soo saaraha shahaadada ISO;
③Gaaris degdeg ah;
④Nidaamka falanqaynta khadka tooska ah ee xakamaynta tayada tallaabo kasta;
⑤ Shuruud sare iyo hab taxaddar leh oo loogu talagalay maaraynta dhululubada ka hor inta aan la buuxin;