1.Size nkọwa zuru ezu: 145 * 45mm, ọkpụrụkpụ bụ 3mm acid etched etched etched (a na-ahazi ya dịka cad / coredraw na-adọta.
2. Ihe maka ngwaahịa ọkụ
3. I nwere ike iji iko na-ese n'elu mmiri (iko dị mma na iko ultra doro anya). Nhazi anyị: Ebicha -gring Eding - nhicha-nhicha-ehicha - na-ehicha - ibipụta nhicha - na-emecha
Gịnị bụ acid etched iko?
Ahịhịa etched etched bụ otu ụdị nke iko nke bụ ihe a na-eme ka mmiri na-ete ihe - usoro etchging. A na-eji iko a na-anyụ acid nke hydrofluoric acid, nke na-awakpo silica ma na-eme ka iko dị mma. N'ikpeazụ, iko niile a na-eme opaque, ndị na-abụghị ụzọ iji mee ka nzuzo nke ụlọ dị n'ime. Ọ bụ ihe na-agbanwe agbanwe, ọdịiche dị iche iche, nwere ike ịmepụta paramita dị iche iche nke nwere anya dị iche iche, mana ọ ka nwere arụmọrụ dị mma.
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