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 intensidadideal para jóvenes aficionados83 arc seconds resolution (dawes) 1telescopio de 300 mm de distancia focalen perfectas condiciones16 in) magnification of eyepiece 2 75 x highest useful magnification 180 x lowest useful magnification 11 x limiting stellar magnitude 11stylish and decorative design makes firstscope a wonderful keepsake for anyone interested in astronomydescripción high quality dobsonian style stand with a 76 mm reflector optical tube make firstscope an ideal entry level astronomical telescopeportable 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 object95 focal length of eyepiece 1 (mm) 20 mm (079 in) magnification of eyepiece 1 15 x focal length of eyepiece 2 (mm) 4 mm (053 arc seconds light gathering power (compared to human eye) 118 x warranty 2-year telescope warranty99 in) focal length 300 mm (12 in) focal ratio 39 resolution (rayleigh) 1optical tube info: optical design newtonian reflector aperture (mm) 76 mm (2
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98 resolution -- dawes limit " " 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 1125" eyepieces 20mm x) n/a 4mm x) apparent fov -- 20mm @ mm @ 40° barlow lens 17 resolution -- raleigh (arc seconds) 18") focal length 700mm focal ratio f/10 optical coatings fully coated finderscope 5x24 diagonal star erect image 17kg) note: specifications are subject to change without notice or obligation66 light gathering power 100x optical tube length cm) telescope weight 6# (2powerseeker specifications ps 70az, 220 verdes optical design refractor aperture 70mm (225" w/20mm (105x) n/a w/4mm (525x) angular field of view w/20mm eyepiece 1