Aberration Chromatic i roto i ngā whakaahua

aberration Chromatic - he ahua o distortions image puta ake i te huru tia ore o tuku kōrero. Tenei āhuatanga Ko e tika ana ki te manene o te marama ka rite ki haere te reira i roto i te arotahi. Ko reira e tika ana ki te meka i te hihi he wavelengths rerekē (rerekē ngā tae) i te taupū hakoko rerekē. Kei te decomposed te marama White ki te tūāwhiorangi o te tae katoa, a ka kua refracted nga tae i koki rerekē, me te arotahi ki runga i rererangi rerekē.

maha arahi hape Chromatic ki te ahua o te aratau tae o kotingotingo me whiu, e whakaiti image koinga me ngā kitea i nga taonga tauwhiro taa. Ko te tauira pai ko te rakau he whare koperea ki te whakamārama o te rangi paki ranei. Te nuinga kaha whakaaturia tenei koha kei i tuwhera piata.

arotahi Modern (ie arotahi whakarato aberration chromatic) whakamahi āhuatanga iti-purara e hoatu iti ata tāhapa, me te pikitia mārama. I roto i te e denoted e ED (manene anō-iti) tohu arotahi a Nikon. Hoki tenei whakaaro e whakamahia arotahi aspherical, tuku he pikitia ki te maha iti o taua mea kohakore. He hoki kāmera ki te mana aunoa o hape.

Otiia, ki te whakarato tonu i te arotahi ngā enei distortions, i reira e maha ngā huarahi ki te mahi ki a ratou. Ka taea e koe te tono whiriwhiringa, whakaahua whakatika i roto i tetahi o nga ētita, ranei ki te whakamahi i te aberration chromatic mono-pehi. Me pēhea te ki te tango i enei mau tao'ao te whakamahi i te hōtaka Adobe Fhotoshop hohoro a ngāwari? Ko tētahi o nga kōwhiringa whakaaturia i raro nei.

Whakatūwhera te kōnae RAW i Photoshop, kua tangohia ake e Adobe Camera Raw. Next, haere ki te ripa Arotahi Poutama. I roto i te tawhā Defringe whakapūtā Tapa katoa, ka he iti kanapa nga awhi. Na tīmata neke i te rēreti - tuatahi Whero / Kawariki tae noa taniko puru memeha, ka Blue / Yellow tae noa ki te kau, ka e ngaro noa te tae o te kōmata. Ko rite te whakaahua katoa.

Photos i roto i te hōputu JPEG taea te whakatika ki te tātari pērā i te ketia - Whakatika Arotahi. Ko reira ngāwari ki te pehea e aberration chromatic, me te whakamahi i te hōtaka Adobe Lightroom. Ko te painga o te whakamutunga, ko te e na roto i te te rongoā i te pere kotahi, ka taea e koe te whakamahi i te taua tautuhinga mo te raupapa katoa ki tukutahitanga.

Ko te tonu te ara tika māmā, engari e kore e ki te tango i enei mau tao'ao hōhā - ki te whakawhiti i te pikitia ki te hōputu pango me te ma timatanga ranei ki te kopere i roto i te pango me te ma. I tua atu, i mohio e mamae te arotahi i te drawback taua, he mea e tika ana ki te karo i matā tuwhera whānui.

Ko te tino noa puta i roto i te arotahi aberration chromatic he liunga nui o te topa. Ko te mea, ko te e i rerekē roa ngahunga, kua whakakitea enei distortions i roto i ara rerekē, he reira tino uaua, me te reira tātai me te utu mo hē taea katoa i roto i te taua kaupapa matatini. Ko tenei he aha arotahi ki te whakaritea roa wāhi, hoatu he pikitia pai, me he nui atu te utu atu i te "Zuma" te nuinga o.

He atu hape o ngā pūnaha optical. A, no te whakamahi i te arotahi porohita he aberration porohita tika ki te rerekētanga i roto i te tohatoha o te māramatanga i roto i te waenganui, me i te taha o te arotahi. Whakahuatia e te koha i roto i te hinu whakamahara āwheo. Hei meinga image meatanga me hape pērā i coma me te takarepa. Ko tētahi atu koha noa, rawa huru o te whānui-koki me te telephoto arotahi - distortion whatu e rawa exaggerates te mana'o o te hohonu anga. Kei te whakahuatia te reira i roto i te curvature o ngā rārangi torotika, me te kia koropuku, me te kōpapa.

Te nuinga hape e kore he uaua tēnei wā ki te whakatika i roto i te ētita whakairoiro. Ko ētahi wā, rawa i mohio tona hangarau, he māmā ake ki te whakaaro ratou ina pihinga a pea karo kino koki kāmera.