Ba za ku taba kallon taurari da taurari ba
Neman ganin Milky Way galaxy ya kusa? Telescopes zai taimaka maka zuƙowa a kan sauran taurari da taurari a cikin tsarin hasken rana, amma idan ya zo ga sayen abu ɗaya, akwai ba kawai abu mai yawa don la'akari (kudin, budewa, ruwan tabarau, nesa, da dai sauransu), amma har da yawa bayanan da za a yi digiri (kamar yadda suke aiki da kuma abin da ya kamata ku nema?).
Ga 101 zaka buƙatar sanin farawa: Telescopes tattara haske daga sararin sama ta hanyar tabarau ko madubi; mafi girma da diamita, ko budewa, wanda aka auna a millimeters (mm), mafi yawan zaku ga. Akwai samfurori na yau da kullum na musamman don mayar da hankali ga haske a cikin hoto. Na farko shi ne cewa masu rarraba zasu iya wuce haske ta hanyar ruwan tabarau mai ƙira wanda yake mayar da shi zuwa ga ido (tabarau na biyu) da kuma haifar da maƙasudin mayar da hankali. Na biyu shine zane-zane, wanda yayi amfani da madubai biyu: hasken haske ya fito daga madubi mai maƙalli a bayan bayanan wayar sannan kuma wani na biyu, madubi na linzami ya nuna a tsakiyar tube zuwa ga ido. Duk da haka, akwai zane na uku wanda ya haɗa ruwan tabarau tare da madubai biyu.
Yana da mahimmanci a lura cewa ƙarfin gaske ba shine ƙananan mahimmanci da za a yi la'akari da shi a cikin farko na wayar salula ba. Maimakon haka, nemi babban buɗewa mai haske, mai haske da tsayin daka mai tsawo, nisan da aka auna a millimeters daga ruwan tabarau ko madubi har zuwa ma'anar inda na'urar keɓaɓɓiyar ke kunne. Girma da kwarewar ra'ayi ya ƙaddara ta ido, kuma wayarka zata zo tare da ɗayan ido ɗaya ko fiye wanda ya kara ƙarfin iko ko kara girman ra'ayi.
To, wane nau'i ne na wayar da kai? Tallafa kan abubuwan da muke samowa don samfurori na saman rani don neman fitowar ku.
Mafi kyawun yara: Orion FunScope Astro Dazzle 4.5 "Kitin Tunawa Mai Mahimmanci
Bincike abubuwan al'ajabi na sama da rana tare da yaro yana da kyakkyawan tsarin kula da astronomy, amma yana buƙatar kullun da ya dace. A gefe ɗaya, ba ka son gilashi mai tsada wanda yaron zai iya lalata. A gefe guda, tsayawa a waje duk daren dare don ganin watannin watannin Ruwa na Yamma ta hanyar talescope mai kyau ya ƙare a cikin takaici ga kowa. Orion's FunScope Astro Dazzle 4.5 Kitar Telescope Kit yana duba dukkanin halayen halayen ɗan haɗari: sarƙaƙƙiƙi, ƙarfe-karfe-karfe, mai sauƙi mai tsaka-tsalle (ɗakoki biyu) da kuma mai neman Red-dot Orion EZ. Amma wannan ba abun wasa bane. Mirror na parafikan 114mm yana tattara tarin haske, kuma mai da hankali na 500 mm yana kara fagen ra'ayi don jin dadin launi da kallon duniya. Kit ɗin ya hada da kullin Kellner guda biyu; Pop a kan 25 mm na sau 20 girma da 10mm a kan sau 50. Har ila yau, sun hada da Moonion 26 na Orion, wanda ke jagorantar matasan astronomers ta hanyar nazarin yanayin tauraron dan Adam na duniya kawai, tare da software na Starry Night na astronomy don haka yaronka zai iya nazarin sararin samaniya a yayin lokaci na kwamfuta.
Kasuwanci mafi kyau: Ana'idoji Polaris 70mm
'' 70mm '' Meade '' Instruments '' '' '' '' '' '' '. Uku sun hada da ido ido don samar da girman, matsakaici da matsayi mai girma, tare da mai samin ja don taimaka maka ka fitar da kuma mayar da hankali ga sammai. Tsarin tafiya yana ƙunshe, kuma dutsen daidaitaccen mai amfani yana mai sauƙi don ko da maɗaukaki masu baƙi don biye da taurari da taurari a cikin dare. Masu zanga-zanga suna buƙatar kulawa mafi ƙasƙanci, kuma su ne mafi ƙaƙƙarfan telescopes a kan kasuwar (kuma tabbas mai mahimmanci ne mai gina jiki, sabili da haka sababbin sababbin abubuwa ba su damu da lalacewa ba yayin da suke amfani da kwarewarsu).
Best Instant Astronomer: Celestron SkyProdigy 130
A shekara ta 1668, masanin kimiyya Birtaniya Sir. Isaac Newton ya kirkiro na'urar tabarau ta farko ta yin amfani da madubi mai walƙiya don kawar da aberrations na chromatic (lokacin da dukkanin iyakar launin launi ba su kasance a daidai wannan jirgin ba) wanda ya jawo misalin Galileo. Newton ta designor zane ya kasance tushen ga Celestron ta 130mm bude SkyProdigy, amma duk abin da wannan fasaha ta high-tech tayi zai bar masana kimiyya dumbfounded. SkyProdigy yana amfani da motsi na lantarki, na'ura mai kwakwalwa da kyamara ta dijital don tsara tarar ta atomatik da kuma sanin inda yake nunawa. Lokacin da kun kunna faɗin wayar, ɗakin da ke ciki yana ɗaukar hotuna da yawa a sararin samaniya sannan kuma kwamfutar ta tantance hotuna don taurari da aka sani kuma yana amfani da wannan bayanin don ya zamo matsayi. Da zarar SkyProdigy ya haɗa kai, zaka iya ƙaddamar da wasu abubuwa 4,000 tare da taɓa wani maballin, babu buƙatar taurarin da ake buƙata, ko fara Tafiya ta Sky don duba abubuwa masu kyau a cikin sama don ainihin wuri da lokacin dare. Wannan kyamara a cikin kyamara ba shi da fitarwa don adanawa ko duba hotunan, don haka ƙara Cutar NexImage CMOS na Cristal Celestron don ƙuduri mai haske da shimfida hotuna.
Mafi kyaun Backyard: Celestron NexStar 6SE
A baya a cikin shekarun 1970s Celestron ya tsara kyan gani mai amfani, mai amfani da sada zumunta mai amfani da shi domin kawo samfurin astronomy zuwa bango a fadin Amurka. Kasuwancin NexStar 6Su sune wannan fasaha mai mahimmanci tare da tsarin kwamfutar komfuta mai sarrafawa. Mahimmin firamare ta 6SE na 152mm ya kama haske yayin da babban tsayin dakare 1,500mm ya haifar da hotuna masu haske. Gudun GoTo ga ƙididdigar kwamfuta da kuma waƙoƙi wasu 40,000 na sama, kuma SkyAlign tech za ta sami shirin ka na shirye don faɗakarwa da wasu taps na faifan maɓalli. The 6SE ne expandable don sauƙi updates software, da kuma Celestron peripherals kamar GPS-powered SkySync, Skyris kamara don astrophotography da SkyPortal WiFi module ba ka damar daidaitawa da sarrafa iko tare da smartphone ko kwamfutar hannu ɗora Kwatancen da Celestron ta SkyPortal app.
Mafi Girma-Gabatarwa: Orion 40th Anniversary SkyQuest XT8 Dobsonian Telescope
Babu ƙwayoyin karrarawa da yawa a kan wannan na'ura mai mahimmanci na fili, kawai mai daukar nau'i mai siffar 203mm mai haske (mai kwakwalwa ko mai kwakwalwa) wanda aka bi da shi tare da kayan ado mai zurfi don cimma daidaito na kashi 94. Haɗe tare da tsayin daka mai tsawon 1200mm kuma mai sauƙin kira na Crawford, XT8 yana samar da haske, hotuna mai mahimmanci a girma mai girma. Wannan hoton da aka iyakance ya haɗa da sifofin Sirius Plossl guda uku da ƙwararra mai mahimmanci na 2x na Barlow don ƙawanin dubawa guda shida wanda ya sauya daga sau 70 zuwa wani lokaci 240, kuma EZ Finder II ya sa yayi amfani da cinch. Wadannan ƙirarren ci gaba sun kasance a cikin wani ɗigon ruwa mai ɗorewa da aka haɗe ta tushe ta hanyar Orion CorrecTension Friction Optimization system, tabbatar da cewa zai kasance a cikin manufa dukan dare kuma tsayar da zaman bidiyo na shekaru masu zuwa.
Mafi kyawun Hotuna: Celestron Bincika 100AZ
Ya dauki shekaru biyar don Juno don isa Jupiter da tweet wannan hoto mai ban mamaki, amma tare da Celestron sabon sabon Inspire 100AZ reflesor telescope za ka iya sauƙaƙe hotuna daga cikin duniya Great Red Spot daga your backyard da kuma aika su zuwa ga kafofin watsa labarun. Kawai haɗa wayarka zuwa madaidaicin ruwan tabarau ta na'urar tabarau don ɗaukar hotunan ta hanyar tashar hoto. Kullun kwaikwayo na fractor yana karɓar babban ruwan tabarau 100mm tare da ci gaba na gaba don kara yawan tarin haske. Tsawanin tsinkaye na 660mm yana samar da hotuna mai haske, kuma jiragen ruwa suna da 20mm da 10mm Kernner eyepieces har zuwa 66 sau magnification. Kowace iyaka a cikin layi na Intanit Celestron ya hada da aikace-aikacen SkyPortal wanda yake jagorantar masu son astronomers ta hanyar bayanai akan dubban jikin sama, ciki har da Jupiter da kuma watanni na Galile.
Mafi kyawun tafiya: Pentax PF80 ED
Gaskiya: tare da gilashin da aka yi da gilashin da aka yi da madaidaiciya, telescopes ba su tafiya sosai ba ko kuna shiga cikin jirgin zuwa Hawaii ko aikawa ta hanyar yankin baya na Colorado. Pentax ta PF80 ED yana kunshe da 80mm budewa da kuma tsawon 520mm a cikin damuwa mai zurfi, ruwa, da kuma jigon fure-furucin, yana sanya shi a cikin wayar tafi-da-gidanka. Better yet, Pentax garanti wannan kadan fella don rayuwa kuma zai maye gurbin ko gyara shi idan ka karya shi. Yawancin yana amfani da ƙananan watsawa (ED) masu amfani da shi a cikin tabarau na kamara don ƙuduri mai kyau, kuma zai iya cimma har sau 60. Babu kyawawan ido, amma yana dacewa da kowane nau'in ido na ± inch na kowa, kuma zaka iya ɗaukar shi zuwa kyamarar dijital don canza shi a cikin ruwan tabarau na astrophotography.