Adwumayɛ nnyinasosɛm a ɛfa anti reflective film ho .

Adwumayɛ nnyinasosɛm a ɛfa anti reflective film ho .
Wɔde anti reflective film, a wɔsan frɛ no anti reflective film, di dwuma titiriw de tew hann a ɛdannan no so anaasɛ woyi fi hɔ wɔ aniwa a ɛwɔ aniwa no ani te sɛ ahwehwɛ, priss, ne plane ahwehwɛ so. Nnyinasosɛm a ɛyɛ adwuma no gyina hann a ɛde ne ho hyɛ mu ne nea ɛda adi so. Nea edidi so yi yɛ nnianim asɛm a ɛkɔ akyiri ma wo:

Nnyinasosɛm a ɛfa ntwitwiridii ho .
Adwendwene ne ntwitwiridii a ɛba hann mu .
Sɛ wɔde hann hyɛ afiri a ɛma hann no mu a, hann no fã bi bɛdan akɔ akyi wɔ sini no afã abien no nyinaa, na saa hann a ɛdannan no adum abien yi bɛtwe ne ho afi ho. Sɛ sini no mu duru hyia tebea horow bi a, hann asorɔkye a ɛdannan no adum abien no bɛyɛ nea ɛne ne ho hyia na ɛsɛe ade. Sɛ nhwɛso no, sɛ sini no mu duru fata a, nsonsonoe a ɛda hann a ɛdannan no ntam wɔ sini no ani abien no ntam no yɛ pɛ pɛpɛɛpɛ wɔ asorɔkye no tenten mu, na ɛnam so twa wɔn ho wɔn ho mu. Eyi ma hann a ɛyera no so tew kɛse na ɛma hann a ɛkɔ no mu yɛ den.

Abusuabɔ a ɛda sini no mu duru ne asorɔkye tenten ntam .
Anti reflective film no mu duru taa yɛ biako-quarter wavelength. Wɔ nsusuwii mu no, odd multiple a ɛyɛ 0.5 wavelength optical kwan nsonsonoe betumi ayɛ mmerɛw ntwitwiridii a ɛwɔ hann a ɛdannan no mu, nanso bere a film no mu duru kɔ soro no, transmission no bɛyɛ mmerɛw. Enti, mpɛn pii no, wɔpaw asorɔkye tenten no mmɔho 0.25. Sɛ yɛfa kanea kɔkɔɔ sɛ nhwɛso a, sɛ sini no mu duru yɛ pɛ wɔ hann kɔkɔɔ asorɔkye no mu nkyem anan mu biako a ɛwɔ anti reflection film no mu a, kanea kɔkɔɔ a ɛdan akyi wɔ sini yi afã abien no nyinaa bɛtwetwe wɔn ho na wɔatwa wɔn ho wɔn ho mu. Saa bere yi, hann kɔkɔɔ hann no nyinaa bɛfa ahwehwɛ no mu na wɔrenhu biribiara a ɛbɛma wɔahu ade wɔ ahwehwɛ no anim.

Nsusuwii Nnyinasosɛm .
Dwumadi a ɛwɔ multi-layer thin films mu .
Anti reflective films no taa yɛ 3-4 layers of optical thin films a wɔahyehyɛ no sesa, a layer biara mu duru ntra 1/4 asorɔkye tenten no, a ɛyɛ total reflection wɔ wavelength range pɔtee bi mu, a ebetumi atew reflectivity so na ama transmittance akɔ soro. Ɛdenam film layers a ɛte saa pii a ɛboaboa ano nnidiso nnidiso so no, wɔyɛ anti reflective film. Ɛde reflection ne interference a ɛda nneɛma layers a ɛwɔ transmittance soronko ntam no di dwuma de ma transmission no yɛ kɛse bere a ɛtew reflection so.

Nneɛma a wɔpaw ne asorɔkye tenten .
Wɔgyina asorɔkye tenten a ɛho hia ma anti reflection no so na ɛkyerɛ sɛnea thin film layer a ɛwɔ anti reflection film no mu no yɛ kɛse ne ne refractive index. Sɛ hann fa anti film a ɛyɛ tratraa a ɛwɔ anti reflection film no mu a, ntwitwiridii ba bere a thin film layer no mu duru bɛn hann no asorɔkye tenten no. Sɛnea abusuabɔ a ɛda hann asorɔkye tenten ne nea ɛyɛ teateaa no mu duru ntam kyerɛ no, wobetumi ama hann asorɔkye no fã bi ayɛ kɛse na ama atwam, na ɛnam so ama nsu a ɛkɔ mu no ayɛ kɛse. Saa bere yi nyinaa, ɛdenam paw a wɔpaw film no kɛse ne refractive index so no, wobetumi atew hann a ɛda adi wɔ asorɔkye tenten pɔtee bi mu no so, na ama transmittance no atu mpɔn kɛse .