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Comparison telescopes

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Sigeta Volans 70/400
Sigeta Meridia 114/900
Carbon 70/400 AZ
Konus Konusfirst-600
Skywatcher 1309EQ2
Celestron NexStar 90SLT
Sigeta Volans 70/400Sigeta Meridia 114/900Carbon 70/400 AZKonus Konusfirst-600Skywatcher 1309EQ2Celestron NexStar 90SLT
from $61.96
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from $235.00
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Designlens (refractors)mirror (reflectors)lens (refractors)lens (refractors)mirror (reflectors)mirror lens
Mount typealtazimuthaltazimuthis absentaltazimuthequatorial (EQ2)altazimuth
Specs
Lens diameter70 mm114 mm70 mm50 mm130 mm90 mm
Focal length400 mm600 mm400 mm600 mm900 mm1250 mm
Max. useful magnification140 x228 x140 x100 x260 x213 x
Max. resolution magnification105 x171 x98 x195 x165 x
Min. magnification10 x16 x10 x50 x19 x13 x
Aperture1/5.71/81/5.7121/6.91/13.9
Penetrating power11.7 зв.вел12.3 зв.вел11.7 зв.вел11 зв.вел13.1 зв.вел12.3 зв.вел
Resolution (Dawes)1.63 arc.sec1.23 arc.sec1.63 arc.sec2.28 arc.sec0.88 arc.sec1.27 arc.sec
Resolution (Rayleigh)2 arc.sec1.08 arc.sec1.56 arc.sec
More features
Finderopticopticopticopticopticred dot
Focuserrackrackrackrackrackrack
Eyepieces25 mm, 6 mmH4mm, H12.5mm and H20mm10, 2012 mm, 6 mm25 mm, 10 mm
Eyepiece bore diameter1.25 "1.25 "1.25 "0.9 "1.25 "1.25 "
Lens Barlow2 х3 х2 х
Relay lens1.5 х1.5 х
Mirrorsphericalspherical
Diagonal mirror
Electronic control
Auto-guidance
Autotracking
Smartphone adapter
General
Tube mountfixing platefixing screwsfixing rings
Tube length46 cm43 cm84 cm
Tripod height39 cm
Total weight3 kg6.93 kg3 kg0.5 kg13 kg
Added to E-Catalogmarch 2015july 2017july 2024march 2023march 2015march 2015