Orion StarBlast II 4.5 EQ User Manual

INSTRUCTION MANUAL
IN 576 Rev. A 02/17
Orion
®
StarBlast
™
II 4.5 EQ
#9250 Equatorial Newtonian Reflector Telescope
Customer Support:
www.OrionTelescopes.com/contactus
Corporate Offices:
89 Hangar Way, Watsonville CA 95076 – USA
Copyright © 2017 Orion Telescopes & Binoculars
All Rights Reserved. No part of this product instruction or any of its contents may be reproduced, copied,
modied or adapted, without the prior written consent of Orion Telescopes & Binoculars.
Providing Exceptional Consumer Optical Products Since 1975
®

Orion StarBlast II 4.5 EQ Specifications

Optical Specifications

primary mirror diameter	114 mm
effective focal length	450 mm
focal ratio	f/3.9
minor axis of secondary mirror	34 mm

Eyepieces

eyepiece diameter	1.25 inches
eyepiece magnification with 25mm eyepiece	18x
eyepiece magnification with 10mm eyepiece	75x

Physical Characteristics

total instrument weight	17 lbs
mount type	EQ-1, German equatorial
tripod material	Aluminum