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Kev saib xyuas ntawm telescopes
Kev saib xyuas zoo lossis tsis zoo kuj tseem cuam tshuam ncaj qha rau lub neej ntawm lub tsom iav raj 1. Siv lub koob yees duab kom saib xyuas cov dej noo thiab dej, sim xyuas kom meej tias lub koob yees duab khaws cia rau hauv qhov chaw qhuav, qhov cua los tiv thaiv pwm, yog tias ua tau, muab desicca. ..Nyeem ntxiv -
Yuav ua li cas xaiv lub magnification ntawm lub tsom iav raj
Dab tsi yog qhov zoo tshaj plaws ntau yam los yuav lub tsom iav raj?Lub telescope yog ib qho khoom siv kho qhov muag uas siv lo ntsiab muag lossis iav thiab lwm yam khoom siv kho qhov muag los saib xyuas cov khoom nyob deb.Nws siv lub teeb refraction los ntawm lub lens lossis lub teeb pom kev los ntawm daim iav concave nkag mus rau hauv lub qhov thiab c ...Nyeem ntxiv -
Yuav ua li cas xaiv ntawm monoculars thiab binoculars
Qhov twg zoo dua, monoculars lossis binoculars?Yog hais tias lawv yog handheld, tau kawg binoculars yog zoo dua li monoculars.Muaj kev nkag siab ntawm lub xub ntiag, ntxiv rau qhov kev nkag siab ntawm peb-dimensionality, ob qho tib si tseem ceeb.Nov yog qhov peb yuav tsum tau los ua peb txoj kev xaiv ntawm monocula ...Nyeem ntxiv
