NEXSTAR 90GT Computerized Refracting Telescope Automatic StarNavigator.741

If you buy after clicking affiliate links on this site we might receive a commission from companies such as eBay, Amazon etc This does not affect the price you pay.
NEXSTAR 90GT Computerized Refracting Telescope Automatic StarNavigator.741

If you buy after clicking affiliate links on this site we might receive a commission from companies such as eBay, Amazon etc This does not affect the price you pay.
Click here for more information and to buy from eBay.

Description GPS alignment. As New. Has been opened and put away in the original box.
A large, powerful 3.5″(90mm) telescope. The 90 GT offers a 225% increase in image brightness over 60 mm models. This full size telescope with a fast optical system gives images that are bright and crisp.  the 90GT, like the other models in the SLT Series, comes with a fully computerized hand control with a database of over 4,000 celestial objects! With its pre-assembled, adjustable tripod, the NexStar 90GT can be up and ready to use in a matter of minutes. The new SkyAlign alignment technology, and the included StarPointer Finderscope with a red LED,Because of its wide 1.7 field of view, it is optimal for scanning large areas of the sky and for superb terrestrial (land) viewing. A wonderful entry to mid-level astronomical scope, with the use of an optional erect image diagonal, the 90GT can also be used as a fantastic land-based.

Features – Refractor

 

– 35.8in / 910mm focal length(f/10)

 

– 3.5in / 90mm aperture refractor telescope

 

– 20mm (46x) 1.25in eyepiece

 

– 4mm (228x) 1.25in eyepiece

 

– Red dot startpointer

 

– Quick release accessory tray

 

– Fully Coated Glass Optics

 

– Pre-assemled Aluminum tripod

 

– Nexstar+ Hand control

 

– TheSkyX –  First light edition Astronomy Software

 

– Requires 8x AA batteries (not Included)

 

– Requires 1x CR2032 Battery (Included)

 

 
 

– 90mm Doublet Refractor

 

– 910mm Focal Length, f/10.1 Focal Ratio

 

– Anti-Reflection Coated Optics

 

– 1.25″ Focuser, 4mm and 20mm Eyepieces

 

– Single-Arm Motorized Alt-Az Mount

 

– NexStar Hand Controller

 

– 40,000+ Image Database

 

– Alignment Aids, Automatic Tracking

 

– 90 Star Diagonal / Red-Dot Finder

 

– Adjustable-Height Aluminum Tripod

 

 

 

 

Specification

 

 

Optical DesignRefractorAperture (mm)90 mm (3.54 in)Focal Length (mm)910 mm (36 in)Focal Ratio10.1Eyepiece 1 (mm)20 mmMagnification 145.5xEyepiece 2 (mm)4 mmMagnification 2227.5 xFinderscopeRed Dot StarPointerStar Diagonal1.25MountMotorized AltazimuthAccessory TrayNo Tool, Quick releaseTripodAluminium Full sizeWeight (lbs)6.35 kg (14lbs)Highest Useful Magnification213 xLowest Useful Magnification13 xLimiting Stellar Magnitude12.3Resolution (Rayleigh)1.54 arc secondsResolution (Dawes)1.29 arc secondsPhotographic Resolution308 line/mmLight Gathering Power165 xOptical CoatingsFully-CoatedSlew SpeedsNine slew speeds: 4/sec, 2/sec, 1/sec, .5/sec, 32x, 16x, 8x, 4x, 2xTracking RatesSidereal, Solar and LunarTracking ModesAlt-Az, EQ North and EQ SouthAlignment ProceduresSkyAlign, Auto 2-Star Align, 1-Star Align, 3-Star Align, Solar System AlignComputer Hand ControlFully Computerized / Flash UpgradeableDatabase4,000 Object DatabaseGPSOptional SkySync GPS Accessory (93969)  
 

Category: Cameras and Photography:Telescopes and Binoculars:Telescopes
Location: Wallasey

If you buy after clicking affiliate links on this site we might receive a commission from companies such as eBay, Amazon etc This does not affect the price you pay.
Click here for more information and to buy from eBay.
See below for similar items.

 
Items 7 to 12 of 6678


The NexStar User’s Guide II
The NexStar User’s Guide II

£32.99 from Waterstones

Michael Swansons online discussions with literally thousands of NexStar owners made it clear that there was a desperate…more



National Geographic Telescope & Microscope Set

National Geographic:  National Geographic Telescope & Microscope Set


£49.99 from Robert Dyas

The National Geographic Telescope and Microscope Set offers everything you need to explore and experience the world of A…more



National Geographic 40Mm Childrens Telescope

National Geographic:  National Geographic 40Mm Childrens Telescope


£14.93 from Robert Dyas

This Nat Geo 50 / 400 telescope is aimed at younger astronomers and boasts fully coated optics, giving good levels of br…more



Science Mad 30mm Telescope, none
Science Mad 30mm Telescope, none

£10 from Ryman

We live in a huge world and what better way to explore it than through a telescope. This Science Mad 30mm Telescope will…more



Monocular Telescope with Optional Accessories

Shop in Store UK:  Monocular Telescope with Optional Accessories


£9.99 from Go Groopie

Have you seen this deal for the Monocular Telescope with Optional Accessories Choose between the telescope only or b…more



Mini High-Definition Monocular Telescope

Prime Supply:  Mini High-Definition Monocular Telescope


£7.99 from Go Groopie

Take this Mini High-Definition Monocular Telescope everywhere with you Provides high-definition clarity so you can o…more


 
Items 7 to 12 of 6678