Dawes
Listado dawes
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Viene con su caja y dos lentes (4 mm y 20 mm) perfecto para ver la luna y las constelaciones de mayor intensidaden perfectas condicionesstylish and decorative design makes firstscope a wonderful keepsake for anyone interested in astronomy16 in) magnification of eyepiece 2 75 x highest useful magnification 180 x lowest useful magnification 11 x limiting stellar magnitude 1199 in) focal length 300 mm (12 in) focal ratio 3telescopio de 300 mm de distancia focal83 arc seconds resolution (dawes) 195 focal length of eyepiece 1 (mm) 20 mm (0descripción high quality dobsonian style stand with a 76 mm reflector optical tube make firstscope an ideal entry level astronomical telescope9 resolution (rayleigh) 153 arc seconds light gathering power (compared to human eye) 118 x warranty 2-year telescope warrantyideal para jóvenes aficionadosportable and lighweight table-top design makes it easy to store, transport and setup your firstscope telescope firstscope is very easy to observe with, the user simply navigates the night sky by moving the tube in the direction of their desired objectoptical tube info: optical design newtonian reflector aperture (mm) 76 mm (279 in) magnification of eyepiece 1 15 x focal length of eyepiece 2 (mm) 4 mm (0
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98 resolution -- dawes limit " " 166 light gathering power 100x optical tube length cm) telescope weight 6# (28") focal length 700mm focal ratio f/10 optical coatings fully coated finderscope 5x24 diagonal star erect image 14° linear fov w/20mm eyepiece -ft/yds 74 mount altazimuth altitude locking knob yes azimuth lock yes cd-rom "the skyx" yes highest useful magnification 165x limiting stellar magnitude 117 resolution -- raleigh (arc seconds) 17kg) note: specifications are subject to change without notice or obligation25" w/20mm (105x) n/a w/4mm (525x) angular field of view w/20mm eyepiece 125" eyepieces 20mm x) n/a 4mm x) apparent fov -- 20mm @ mm @ 40° barlow lens 1powerseeker specifications ps 70az, 220 verdes optical design refractor aperture 70mm (2