Ikanam bụ "Light Emitting Diode", nke kacha nta bụ 8.5 inch, nwere ike pixel mmezi na unit modul mgbanwe, LED ndụ oge karịa 100,000 awa. DLP bụ "Digital Light Procession" nha ihe dịka 50inch ~ 100inch, oge ndụ ihe dị ka awa 8000. mkpa n'ogbe nnọchi ma ọ bụrụ projecting bọlbụ na panel ...
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