Kiwon lafiya, Gani
Mene ne stereoscopic hangen nesa
Vision ne da muhimmanci ga mafi kwayoyin. Ya taimaka wajen kewaya da kuma amsa su muhalli. Wannan ido yana daukar kwayar cutar zuwa kwakwalwa a game da kashi 90 cikin dari na bayani. Amma a nan da tsarin da kuma jeri na idanu a daban-daban da wakilan na rayuwa duniya da aka daban-daban.
Mene ne abin da ya gani
Wadannan iri view:
- panoramic (monocular).
- stereoscopic (binocular).
Tare da monocular hangen nesa, da duniya, ana riskarsa, kamar yadda mai mulkin, daya kadai ido. Wannan irin halayyar ne yafi tsuntsaye da herbivores. Wannan yanayin ba ka damar lura da amsa ga auka hadari.
Rarrabe fasali na stereoscopic hangen nesa
Stereoscopic wahayi - ikon ganin duniya tare da idãnu biyu. A wasu kalmomin, da sauran hoto sanya up na Fusion na images samu ta kwakwalwa daga kowane ido a lokaci guda.
Da taimakon da irin wannan ra'ayi na iya yadda ya kamata tantance ba kawai da nisa zuwa bayyane abu, amma kuma ta m size da kuma siffar.
A peculiarity na da irin wannan a cikin daban-daban da wakilan na duniya da aka gabatar a kasa.
Musamman ido tsarin a kwari
Ganinsu, yana da musamman tsarin. The idanu na kwari kama wani mosaic (misali, wasps idanu). Kuma yawan wadannan mosaics (fuskoki dabam-dabam) a cikin daban-daban wakilan da wakilin rayuwa duniya ne daban-daban da kuma dabam daga 6 zuwa 30 000. Kowane facet na'am kawai ɓangare na bayanai, amma a total su samar da cikakken hoto na duniya.
tsuntsãye
Stereoscopic hangen nesa a cikin tsuntsaye - wannan shi ne banda maimakon mulkin. Gaskiyar cewa mafiya yawa daga tsuntsãye idanu suna located a tarnaƙi, wanda ya samar da wani fadi Viewing kwana.
Wannan irin muhimmi yafi tsuntsaye masu cin nama. Wannan yana taimaka musu wajen yin lissafi da nisa zuwa wani dabba ba a kanta ganima.
Amma a nan ke ganuwa a cikin tsuntsaye ne yawa fiye da karami, misali, a cikin mutane. Idan wanda zai iya ganin 150 °, da kaji kawai 10 ° (sparrows da bullfinches) zuwa 60 ° (owls da kozodoi).
Amma ba hanzarta, iƙirarin feathered wakilan da suke zaune duniya hana ikon cikakken gani. Ba a duk. Gaskiyar cewa suna da wasu na musamman fasali.
kifi
Kamar yadda aka sani, da cikakken rinjaye na jinsunan kifaye idanu located a kan ko dai gefen shugaban. Sun ayan monocular hangen nesa. Ban ne predatory kifi, musamman hammerhead sharks. Don ƙarni, mutane sha'awar wannan tambaya na sa wannan shi ne irin wannan kifi shugaban siffar. A yiwu alama don nemo da American masana kimiyya. Da suka sa a gaba da ka'idar cewa guduma-kai ta ga wani uku-girma image, watau, An bai wa stereopsis.
Don tabbatar da ka'idarsu, da masu bincike gudanar da wani gwaji. A saboda wannan dalili, da dama shugabannin sharks da aka sanya na'urori masu auna sigina, ta hanyar da aiki da aka auna kifi kwakwalwa aiki lokacin da fallasa su haske. Sa'an nan da batutuwa da aka sanya a cikin wani akwatin kifaye. A sakamakon wannan kwarewa da kuma koyi cewa guduma-kai ne mãsu ƙarfin niyya stereopsis. Bugu da ƙari, na daidaiton kayyade nesa ga batun shi ne mafi m, da girma da nisa tsakanin idanu na shark jinsunan.
Bugu da kari, shi ya zama sananne cewa ido-hammerheads juya, wanda damar da shi zuwa cikakken ganin yanayi. Wannan ya ba shi wani gagarumin amfani a kan wasu yara.
dabbobi
Animals dangane da jinsin da kuma wuraren an bai wa duka biyu monocular da stereoscopic hangen nesa. Alal misali, herbivores cewa rayuwa a bude sarari, ga aminci da rayuwarsa da kuma wani m mayar da martani ga auka hatsari ya gani kamar yadda zai yiwu a sarari a kusa da su. Saboda haka, an albarkace su da monocular hangen nesa.
Alal misali, Wolves na da irin wannan taimaka tare da dogon lokacin da bin ganima. Cats - tare da walƙiya hari. Af, a Cats saboda da layi daya tsari na gani axis Viewing kwana kai 120 °. Amma wasu kare breeds ci gaba da monocular da stereoscopic hangen nesa. Su fito da idãnu suna located a kan sãsanninku. Saboda haka, a yi la'akari da abu a wata babbar nesa, suna amfani da frontal stereoscopic hangen nesa. A kare duba kusa da nan abubuwa suna tilasta juya kansa.
The mazaunan treetops (mannyan birai, sunadarai, da dai sauransu). Stereoscopic wahayi AIDS a search na abinci da kuma kirga a yanayin Jump.
mutane
Stereoscopic hangen nesa a cikin gabancin mutum daga sosai haihuwa. A haihuwa, jariran ba zai iya mayar da hankali da ra'ayi a kan wani batu. Binocular hangen nesa a cikin su fara daukar siffar ne kawai 2 months na rayuwa. Duk da haka, a cikin gaba ɗayansa, yara fara Orient a sarari kawai a lokacin da suka fara ja jiki da kuma tafiya.
Duk da bayyana ainihi daga cikin mutum ido ne daban-daban. Daya gabatar, da sauran - bawa. Don gane da isasshen za su gudanar da wani gwaji. Shirya wata takardar da kananan rami a nesa na game da 30 cm da kuma duba ta hanyar da shi a wata m abu. Sa'an nan a tarnaƙi yi daidai da wancan, rufe da hagu, dama ido. A matsayi na shugaban a lokaci guda ya kamata haƙuri. The ido ga wanda hoton ba zai canza halin da ake ciki, kuma za a manyan. Irin wannan definition yana da muhimmanci ga masu daukan hoto, videographers, dayansu da sauran harkokin rayuwa.
Rawar da binocular mafarkinsa mutum
Wannan irin ra'ayi da ya haifar a cikin mutane, kazalika da wasu sauran wakilan da suke zaune duniya, a sakamakon juyin halitta.
Hakika, mutane a yau ba su da bukatar farautar abincinsu. Amma a wannan stereoscopic wahayi taka muhimmiyar rawa a rayuwarsu. Yana yana da muhimmanci musamman ga 'yan wasa. Alal misali, ba tare da wani cikakken nesa lissafi biathletes ba zai samu ga burin, da kuma gymnasts ba za su iya aiki a kan wani log.
Wannan irin wahayi ne da muhimmanci sosai ga harkokin rayuwa bukata instantaneous amsa (direbobi, dayansu, matukan jirgi).
Babu shakka, stereoscopic wahayi - sakamakon juyin halitta. Da kuma sanya su su ne kawai ka fi so.
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