[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.helimania.cz\/kam-oko-nedohledne\/#Article","mainEntityOfPage":"https:\/\/www.helimania.cz\/kam-oko-nedohledne\/","headline":"Kam oko nedohl\u00e9dne","name":"Kam oko nedohl\u00e9dne","description":"Dalekohled ur\u010dit\u011b nen\u00ed \u017e\u00e1dnou novodobou technickou vymo\u017eenost\u00ed. Prvn\u00ed dalekohled sestrojil holandsk\u00fd brusi\u010d skel Hans Lippershey. A to u\u017e v roce 1608. Jedn\u00edm z druh\u016f dalekohled\u016f je Kepler\u016fv. Vzd\u00e1len\u00e9 objekty p\u0159ibli\u017euje pomoc\u00ed soustavy dvou nebo v\u00edce \u010do\u010dek. Probl\u00e9m je v tom, \u017ee je obraz vzh\u016fru nohama. Hv\u011bzd\u00e1\u0159\u016fm slou\u017e\u00ed \u010dasto dalekohled, kter\u00fd je naz\u00fdv\u00e1n Newton\u016fv. Objektiv je... <p><a class=\"more-link\" href=\"https:\/\/www.helimania.cz\/kam-oko-nedohledne\/\">\u010d\u00edst v\u00edce<\/a><\/p>","datePublished":"2025-02-28","dateModified":"2023-04-28","author":{"@type":"Person","@id":"https:\/\/www.helimania.cz\/author\/#Person","name":"helimania.cz\n","url":"https:\/\/www.helimania.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/16435f0a6c9262449b9ebb39f63178cd65c54b09f931b6f84682f48086e3d763?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/16435f0a6c9262449b9ebb39f63178cd65c54b09f931b6f84682f48086e3d763?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"helimania.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.helimania.cz\/wp-content\/uploads\/img_a309280_w1777_t1520242364.jpg","url":"https:\/\/www.helimania.cz\/wp-content\/uploads\/img_a309280_w1777_t1520242364.jpg","height":0,"width":0},"url":"https:\/\/www.helimania.cz\/kam-oko-nedohledne\/","about":["Technika"],"wordCount":371,"articleBody":"Dalekohled ur\u010dit\u011b nen\u00ed \u017e\u00e1dnou novodobou technickou vymo\u017eenost\u00ed. Prvn\u00ed dalekohled sestrojil holandsk\u00fd brusi\u010d skel Hans Lippershey. A to u\u017e v roce 1608. Jedn\u00edm z druh\u016f dalekohled\u016f je Kepler\u016fv. Vzd\u00e1len\u00e9 objekty p\u0159ibli\u017euje pomoc\u00ed soustavy dvou nebo v\u00edce \u010do\u010dek. Probl\u00e9m je v tom, \u017ee je obraz vzh\u016fru nohama. Hv\u011bzd\u00e1\u0159\u016fm slou\u017e\u00ed \u010dasto dalekohled, kter\u00fd je naz\u00fdv\u00e1n Newton\u016fv. Objektiv je u n\u011bj nahrazen prohnut\u00fdm zrcadlem.\u00b7\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Nejv\u011bt\u0161\u00ed dalekohled tohoto druhu je ve hv\u011bzd\u00e1rn\u011b v Ond\u0159ejov\u011b.\u00b7\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Pr\u016fm\u011br jeho zrcadla je dva metry.Pokud je pot\u0159eba vyrobit opravdu obrovsk\u00fd dalekohled t\u00e9to kategorie, m\u016f\u017ee se poskl\u00e1dat z men\u0161\u00edch zrcadel.Pak p\u0159ipom\u00edn\u00e1 slo\u017een\u00e9 hmyz\u00ed oko. Radioteleskop je dal\u0161\u00ed z pom\u016fcek, kter\u00e1 sou\u017e\u00ed hv\u011bzd\u00e1\u0159\u016fm. Nen\u00ed ov\u0161em uzp\u016fsoben k p\u0159\u00edm\u00e9mu pozorov\u00e1n\u00ed, ale k zachycov\u00e1n\u00ed r\u00e1diov\u00fdch vln. Ty se n\u00e1sledn\u011b po\u010d\u00edta\u010dov\u011b zpracov\u00e1vaj\u00ed. Nejv\u011bt\u0161\u00edm radioteleskopem je ten, kter\u00fd je instalov\u00e1n nedaleko nizozemsk\u00e9ho m\u011bsta Assen. Jmenuje se LOFAR a nem\u00e1 obvyklou parabolu. Tvo\u0159\u00ed ji dvacet p\u011bt tis\u00edc ant\u00e9n, kter\u00e9 jsou rozm\u00edst\u011bn\u00e9 po Evrop\u011b. &#8211;\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Nizozemsko&#8211;\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Velk\u00e1 Brit\u00e1nie&#8211;\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u0160v\u00e9dsko&#8211;\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Francie&#8211;\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 N\u011bmecko.Pokud by se ant\u00e9ny pospojovaly, vytvo\u0159ily by teleskop o pr\u016fm\u011bru tis\u00edce kilometr\u016f. Je to p\u0159ibli\u017en\u011b vzd\u00e1lenost z Prahy do Pa\u0159\u00ed\u017ee.\tKr\u00e1sa vesm\u00edrn\u00e1Hubble\u016fv vesm\u00edrn\u00fd teleskopzn\u00e1 ur\u010dit\u011b ka\u017ed\u00fd. Kdy\u017e roku 1990 vyrazil do vesm\u00edru, informovaly o tom v\u0161echny sd\u011blovac\u00ed prost\u0159edky (n\u011bkter\u00e9 i v\u00edcekr\u00e1t). Bylo to jist\u011b logick\u00e9.o\u00a0\u00a0 Hubble\u016fv vesm\u00edrn\u00fd dalekohled je pro pr\u016fzkum vesm\u00edru velice d\u016fle\u017eit\u00fd.o\u00a0\u00a0 Ob\u00edh\u00e1 na\u0161i Zemi ve v\u00fd\u0161ce \u0161esti set kilometr\u016f.Tak\u00e9 se mu \u0159\u00edk\u00e1 orbit\u00e1ln\u00ed dalekohled.Hubble\u016fv teleskop u\u017e poskytl fotografie vzd\u00e1len\u00fdch galaxi\u00ed. Fotografie jsou tak \u00fa\u017easn\u00e9, \u017ee dokonce na internetu prob\u00edhalo hlasov\u00e1n\u00ed o tu nejkr\u00e1sn\u011bj\u0161\u00ed. Jednou z t\u011bch nejzn\u00e1m\u011bj\u0161\u00edch je i fotografie, na n\u00ed\u017e jsou sloupy stvo\u0159en\u00ed \u2013 oblast v Orl\u00ed mlhovin\u011b, ve kter\u00e9 vznikaj\u00ed nov\u00e9 hv\u011bzdy.\u00a0                                                                                                                                                                                                                                                                                                                                                                                        4.3\/5 - (6 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Kam oko nedohl\u00e9dne","item":"https:\/\/www.helimania.cz\/kam-oko-nedohledne\/#breadcrumbitem"}]}]