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Telescopes > Pro Astrograph > Omegon Telescope Pro Astrograph Carbon 250/1000 OTA
Product no.: 87830

Telescope Pro Astrograph Carbon 250/1000 OTA

$ 2,290.00 incl. VAT plus shipping costs
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Express shipment possible for delivery the day after tomorrow, 12.06.2026!
  • Carbon fibre tube for low weight
  • Innovative milled ultra-lightweight quartz mirror
  • High-quality workmanship and robust quality
  • Sturdy 3" focuser with linear bearings and helical rack
  • Compatible with common focus motors
This product is available in the following variants:
Aperture (mm) Price
203 $ 1,190.00
154 $ 899.00
114 $ 449.00
250 $ 2,290.00

Product description

More about the series Pro Astrograph...

When very good isn’t good enough: the Astrograph for advanced users

An astrograph for anyone who wants to work with precision. The Pro Carbon combines a 3" focuser with 50mm of travel, a sturdy carbon fibre tube, an ultra-light quartz mirror and CNC-machined aluminium tube clamps.

This means: precise focus, consistent image quality and mechanical stability combined with low weight, even during long exposure times. For astrophotographers who value reliable technology.

Advantages at a glance

  • Precise 3" R&P focuser with 50 mm travel: For pinpoint focusing, so you can keep every detail in focus. Even with long focal lengths and heavy camera setups.
  • Ultra-light quartz primary mirrors – the low mass ensures rapid cooling with minimal weight
  • Carbon tube with extremely low thermal expansion: Ensures a stable focus position and temperature compensation.
  • M56 threaded mount for your camera: Provides a play-free and secure connection.
  • CNC-machined tube clamps and prism rail: Guarantee maximum stability with minimal flex. Your setup remains precisely aligned even during long exposure sequences.
  • Compact design with optimised balance: Also suitable for smaller mounts and allows for quick assembly. Ideal for mobile applications.
  • Minimal weight with maximum rigidity: 7kg lighter than the steel version – a difference your back will appreciate, as will your mount.
  • Ideal for experienced astrophotographers who demand exceptional performance.

Pro Carbon Astrograph 250/1000

For those who want more. The largest Astrograph delivers high detail, even with small and faint objects. The ideal choice for ambitious astrophotographers focusing on fine structures and image depth.

Precise focuser for exact adjustment

The 3" rack-and-pinion focuser with a 50 mm travel range operates smoothly and supports even heavy equipment securely. The fine mechanics of the rack allow the focus to be adjusted with pinpoint accuracy. The integrated M56 connection also ensures a stable, precisely centred camera mount without any adapter play.

The focuser is compatible with the Omegon Pro Focus Motor Estia, ZWO Electronic Automatic Focuser EAF N and iOptron Electronic Automatic Focuser iEAF focus motors without the need for other adapters.

Stable focus even with temperature fluctuations

The carbon fibre tube minimises thermal expansion, even with significant temperature changes during the night. This keeps the focus position constant, so you don’t need to readjust. This is a crucial advantage for consistently sharp images, particularly during long exposures or automated image sequences.

Primary mirrors with highly reflective coating

Every percentage point counts! With a reflectivity of an impressive 94%, the light output is significantly higher than that of standard telescope mirrors. This means that even a few percentage points more light make a crucial difference during long exposures and can determine the imaging of faint deep-sky objects.

CNC technology for maximum rigidity

The tube clamps and prism rail are fully CNC-machined. The result: a stable hold, even with longer telescope focal lengths and heavy accessories. This keeps your field of view precisely in place. A real bonus for long exposures and mosaic images.

Compact design, big impact

Despite its robust construction, the Pro Carbon Astrograph remains compact and portable. The short design reduces the load on the mount, improves balance and saves space during transport. Whether for mobile use or as a permanently installed system: this telescope integrates flexibly into your equipment.

Also good to know:

  • Parabolic mirror design
  • Centre mark
  • Adjustment screws
  • Milled ultra-light quartz mirror
  • Collimation screws, even on the smallest model

Contents

  • 250mm Pro Carbon Astrograph
  • 3" linear rack-and-pinion focuser for vignetting-free wide-field images
  • CNC-machined tube clamps
  • Losmandy-style prism rail (on the 154 and 203mm models)
  • dust cover
  • Viewfinder base (compatible with Vixen-style)
  • Battery holder for fan

Specifications

Optics


Type
Reflector
Type of build
Newton
Aperture (mm)
250
Focal length (mm)
1000
Aperture ratio (f/)
4
Resolving capacity
0,46
Limit value (mag)
13,7
Light gathering capacity
1280
Max. useful magnification
500
Tube weight (kg)
11
Coating
Aluminium and silicon dioxide
Tube construction
Full tube

Reflector


Main mirror´s construction
parabolic
Ventilation for central mirror
yes
Primary mirror - Material
Quartz
reflectivity
94

Focuser


Type of build
Gear rack
Connection ( to eyepiece)
2
Gear reduction
1:10 fine focusing
Connecting threaded socket (camera-side)
M56
Adjustment range (mm)
50
Ring clamp
yes

Mount


Type of build
OTA
Mounting type
no mount
GoTo control
no

Included accessories


Extension tubes
no
Tube clamps
yes
Eyepiece adaptor
1,25" & 2"
Prism rail
Losmandy-Style

General


Series
Pro Astrograph
Total weight (kg)
11
Colour
black
Variant name
250/1000 Carbon
Width (mm)
500
Height (mm)
500
Length (mm)
1000

Area of application


Moon & Planets
yes
Nebulae & galaxies
yes
Nature Observation
no
Astrophotography
yes
Sun
not recommended

Recommended for


Beginners
no
Advanced
yes
Observatories
no

Product safety

Manufacturer: NIMAX GmbH, Otto-Lilienthal-Str. 9, 86899 Landsberg am Lech, DE, www.nimax.de

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*All prices include VAT plus shipping costs.

Omegon Telescope Pro Astrograph Carbon 250/1000 OTA
Omegon Telescope Pro Astrograph Carbon 250/1000 OTA
Omegon Telescope Pro Astrograph Carbon 250/1000 OTA
Omegon Telescope Pro Astrograph Carbon 250/1000 OTA
Omegon Telescope Pro Astrograph Carbon 250/1000 OTA
Omegon Telescope Pro Astrograph Carbon 250/1000 OTA
Omegon Telescope Pro Astrograph Carbon 250/1000 OTA
Omegon Telescope Pro Astrograph Carbon 250/1000 OTA
Omegon Telescope Pro Astrograph Carbon 250/1000 OTA

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