Astronomical tsom iav raj F30070M nrog tripod
Kev nthuav nkag-qib tsom iav zoo tuaj yeem pom nyob rau ntawm cov kab muag nyiaj hauv online. Cov lens loj thiab cov duab siv lead ua-ntshiab ntawm cov khoom nyob deb. Dab tsi ntxiv yog xav ua kom tus me nyuam tsis khoom li ob peb hlis tom ntej no. Thiab tej zaum rau ib lub sijhawm ntev. Nws tau zoo dua li nkim sijhawm ntawm cov duab tas lauv thiab kev ua si hauv Is Taws Nem.
Astronomical tsom iav raj F30070M nrog tripod
| Tus qauv | F30070M |
| Kev kho qhov muag | Monocular (refractor) |
| Tshaj tawm ntau | 150x |
| Lens txoj kab uas hla | 70 hli |
| Focal ntev | 300 hli |
| Lub zog ntawm lub teeb | F / 4,28 |
| Tsom ntsoov | 0.98 |
| Daws Teeb Meem | 1.97 |
| Hloov kho hom | Azimuth |
| Yam tsawg kawg nkaus telescope ntev | 300 hli |
| Ntev nrog qhov kev ncua deb ntawm lub lens ntawm lub ntsej muag | 345 hli |
| Qhov siab Tripod | 380 hli |
| Pob Txheem | Tsom Ntsig
Kos Aim Cov teeb tsa lo ntsiab muag (x50, x15, x3, x1.5) |
| Nqi | $46 |
Lub astronomical tsom iav raj F30070M tsis haum rau saib cov hnub qub nyob deb ntawm Milky Txoj Kev. Txij li thaum nws muaj qhov muag me me thiab qhov ntev focal ntawm qhov muag daj thiab lub hom phiaj. Tab sis nws yog qhov yooj yim los pom craters saum lub hli lossis cov hnub qub nyob hauv cov hnub qub ze tshaj plaws rau Ntiaj Teb.
Thiab yuav kom tsis txhob nkim sijhawm nrhiav cov khoom los kawm, koj tuaj yeem rub tawm qhov Stellarium program, uas yuav pab koj taug kev hauv cov hnub qub saum nruab ntug uas muaj hnub qub. Koj tsuas yog xav tau smartphone muaj lub koob qhia txuas ntxiv thiab GPS, txwv tsis pub cov kev zov me nyuam yuav tsis muaj peev xwm nkag siab qhov twg tus neeg siv nyob qhov twg thiab uas nws tab tom saib
Thiab yog tias peb tham txog kev lom ze, F30070M lub tsom iav hluav taws xob hauv ntiaj teb tuaj yeem siv qhov chaw ntawm tsom iav. Tus qauv qauv nyiaj no zoo tshaj plaws rau cov neeg nyiam tua nrog cov phom ntev hauv qhov. Cov cuab yeej zoo rau kev kawm qhov tseeb ntawm kev tua ntawm kev deb ntawm 200-500 meters.
Cov cuab yeej hluav taws xob zoo saib loj heev hauv kev thaij duab. Qhov tseeb, lub tsom iav raj yog heev me me thiab kev cog lus. Koj tuaj yeem yuav lub astronomical tsom iav raj F30070M nrog 8% luv nqi los ntawm txhaj liab chij hauv qab no.
