One axis against the turning sky — once it is aligned · review
Seben Star Sheriff 114/1000 EQ-3 review
A 114/1000 Newtonian on an EQ-3 equatorial mount with a rack-and-pinion 1.25 in focuser, sold with an accessory pack and described by the maker as motor-upgradable.
The bottom line A heavier mount than this aperture usually gets, with an upgrade path the maker states plainly.
The mount is the argument
An EQ-3 under a 114 mm tube is more mount than the class normally provides. That shows up as shorter damping times and steadier high-power views, and it is the specification worth paying for on a telescope of this size.
The focuser matters too
One and a quarter inches, rack and pinion. That is the modern fitting, and the rack-and-pinion mechanism gives positive, repeatable movement — which is what makes fine focus possible at 150x and above.
What the claims are worth
Over two million stars is a statement about the sky. Two hundred and thirty times is an eyepiece calculation. Neither describes this telescope, and the two figures that do — 114 mm and 1000 mm — are at the top of this page.
The upgrade the maker names
A drive motor, and filters, described as optional. On an equatorial mount a single-axis motor is the highest-value addition there is, and saying so in the listing is more useful than another magnification claim.
Availability
German, French, Italian and Spanish Amazon stores ran from 150 € to 177 € on the day of the survey.
British Amazon catalogue holds a record for it that nobody is selling.
American Amazon store gave no result whatever, so the buy button there opens a search rather than an empty page.
Figures as Keepa reported them on the day this page was last updated. Stock and pricing shift without warning.
Prices quoted in this text were read on 17 September 2026. The live price is at the top of the page.
What it publishes, and what it withholds
Strengths
The EQ-3 is a heavier mount than the EQ-1 that usually carries this aperture
A 1.25 in rack-and-pinion focuser accepts the full modern accessory range
The maker names the motor drive as an available upgrade rather than implying it
Compromises
The claim of “over 2 million stars” describes the sky, not the telescope
A quoted maximum of 230x is beyond what a 114 mm can usefully resolve
No payload figure is published for the EQ-3 in this listing
Specifications
Payload rating
Absent from this listing
Periodic error
Not published by the maker.
Drive
Not published by the maker.
Control
Not published by the maker.
Polar alignment provision
Not published by the maker.
Counterweight supply
Not published by the maker.
Tripod
EQ-3 equatorial on an aluminium tripod with an eyepiece tray
Heaviest single piece
Not published by the maker.
Supplied optics
Newtonian reflector, full tube · 114 mm (from the title) · 1000 mm (from the title) · f/8.8, the quotient of the two figures above · 1.25 in rack and pinion
Amazon reference
B00649AF0G (same reference on 5 Amazon marketplaces)
EAN
4250403200071
What observers ask about this one
What does adding a motor change?
It drives the right ascension axis at sidereal rate, so an aligned mount follows the sky without a hand on the cable. At high magnification that is the difference between studying an object and repeatedly recentring it.
Is 230x realistic?
The conventional optical ceiling for a 114 mm is around twice the aperture in millimetres, and the atmosphere is usually lower. The figure is reachable with the supplied eyepieces and will not show more detail.
102 mm · 460 mm focal length · EQ-3 mount · objective solar filter supplied
A 102/460 telescope on an EQ-3 equatorial mount, supplied with an objective solar filter for white-light observation, a 2 in focuser with a 1.25 in reducer and a smartphone adapter.
Best for: Wide-field night use with a daytime solar option, on a mount that can carry both
A small equatorial tracking head built on an open-source design and an ESP32-S dual-core controller, offering sidereal, lunar and custom rates from a USB-C power bank.
Best for: Wide-field camera tracking by somebody comfortable assembling their own chain of adapters