More products from the brand :Sky-Watcher

Sky-Watcher Quattro-250P (f/4)

CHF 889

Disponible en stock chez le fournisseur

Free delivery against signature
Easy, free returns

Sky-Watcher Quattro 250P Imaging Newtonian - Astrographic telescope 254 mm f/4

Visit Sky-Watcher Quattro 250P Imaging Newtonian is a 10-inch (254 mm) Newtonian telescope designed for theโ€™fast, high-performance astrophotography. With its f/4 focal ratio and its oversized secondary mirror, it guarantees ideal coverage of modern full-format DSLR sensors and CCD cameras. It's a powerful, affordable solution for deep-sky photographers.

A high-performance astrograph for your most ambitious images

Thanks to its 1000 mm focal length With its 254 mm aperture, the Quattro 250P allows short exposures while capturing maximum light. Its borosilicate parabolic mirror is covered with the exclusive Radiantโ„ข Aluminum Quartzโ„ข (RAQโ„ข), offering a reflectivity of 94% for exceptional light output.

The tube is made of rolled steel and coated with a Black Diamondยซ metallic finishยป, This is an elegant yet robust design. The whole is completed by a focuser Crayford 2โ€ณ double speed (10:1), precise and fluid, ideal for fine-tuning photography.

Technical specifications - Quattro 250P

Optical data
Lens type Newtonian parabolic reflector
Opening 254 mm
Focal length 1000 mm
Focus report f/4
Glass type Borosilicate
Mirror coating Radiantโ„ข Aluminum Quartzโ„ข (RAQโ„ข) - 94% Reflectivity
Secondary diameter 89 mm (obstruction 35%)
Surface obstruction 12%
Separating power (Dawes) 0,46โ€ณ
Rayleigh limit 0,55โ€ณ
Magnitude limit 14,5
Min./max. useful magnification. 36ร— / 500ร—
Light gain vs. 200 mm +57%

 

Accessories and dimensions
Focuser Crayford 2โ€ณ double speed (10:1)
Researcher 9ร—50 optical
Adapters 1.25โ€ณ and 2โ€ณ
Eyepieces included None (designed for photography)
Coma corrector Not included (optional)
Rings and mounting bar Vixen rings and dovetail included
Tube length 92.7 cm (36.5โ€ณ)
Tube outer diameter 289 mm (11,375โ€ณ)
Weight with accessories 16.5 kg

Why choose the Quattro 250P?

  • Fast f/4 ratio for shorter exposure times and a better signal-to-noise ratio
  • Large secondary mirror for full illumination of full-format sensors
  • Black Diamond finish robust and professional
  • Compatible with EQ6 / EQ8 / AM5 frames
  • Possible developments with coma corrector for a perfectly corrected field

An affordable professional tube for demanding astrophotographers

Visit Sky-Watcher Quattro 250P Imaging Newtonian combines power, speed and affordability. It's a strategic choice for enthusiasts wishing to move into advanced imaging with a large-diameter instrument, without compromising on optical quality. It is also ideally suited to wide-field, high-resolution visual use.

Order now your Quattro 250P in our specialist store - including fast delivery, technical support and personal assistance.

Products in the same category

Sky-Watcher Explorer-300PDS avec monture EQ6-R PRO
Sky-Watcher Explorer-300PDS with EQ6-R PRO mount
CHF 2'699
Sky-Watcher Skyliner-300P FlexTube SynScan Go-To
Sky-Watcher Skyliner-300P FlexTube SynScan Go-To
Original price was: CHF 2'159.Current price is: CHF 1'989.
Tรฉlescope K100 Klevtsov-Cassegrain
K100 Klevtsov-Cassegrain telescope
CHF 249
Dwarf Mini
Dwarf Mini
Price range: CHF 309 through CHF 439
Schmidt-Cassegrain C8 EdgeHD 200 mm (8")
Schmidt-Cassegrain C8 EdgeHD 200 mm (8")
CHF 1'699
Vixen VC200L 2 "VISAC" (Cassegrain asphรฉrique de sixiรจme ordre)
Vixen VC200L 2 "VISAC" (Sixth-order aspherical breakgrain)
CHF 1'999
Sky-Watcher Quattro-200P (f/4)
Sky-Watcher Quattro-200P (f/4)
CHF 719
Bresser Messier MCX-127 GoTo monture AZ/EQ
Bresser Messier MCX-127 GoTo AZ/EQ mount
CHF 939
Sky-Watcher Explorer-200PDS (OTA) (f/5)
Sky-Watcher Explorer-200PDS (OTA) (f/5)
CHF 499
Sky-Watcher Explorer-150PDS sur monture EQ3 PRO Go-To
Sky-Watcher Explorer-150PDS on EQ3 PRO Go-To mount
CHF 979
Celestron NexStar 8SE
Celestron NexStar 8SE
CHF 1'799
Sky-Watcher StarGate-500P SynScan GOTO
Sky-Watcher StarGate-500P SynScan GOTO
CHF 6'619
Sky-Watcher Explorer-200P HEQ5-R Pro SynScan GoTo
Sky-Watcher Explorer-200P HEQ5-R Pro SynScan GoTo
CHF 1'599
Celestron NexStar 6SE
Celestron NexStar 6SE
CHF 1'189
Tรฉlescope Acuter Voyager MAK127-FAST
Acuter Voyager telescope MAK127-FAST
CHF 349
Celestron RASA V2 202 mm (8")
Celestron RASA V2 202 mm (8")
CHF 2'059

Our new products

Tรฉlescope Newton 114/500 AZ-GTe
Newton 114/500 AZ-GTe telescope
CHF 429
Sky-Watcher Explorer-130PS AZ-GTi
Sky-Watcher Explorer-130PS AZ-GTi
CHF 539
Sky-Watcher Skymax-102 AZ-GTi
Sky-Watcher Skymax-102 AZ-GTi
CHF 569
Sky-Watcher Skymax-102 AZ-Go2
Sky-Watcher Skymax-102 AZ-Go2
CHF 468
Sky-Watcher Explorer-130P AZ-Go2
Sky-Watcher Explorer-130P AZ-Go2
CHF 439
Sky-Watcher Skyhawk-1145P AZ-Go2
Sky-Watcher Skyhawk-1145P AZ-Go2
CHF 375
Sky-Watcher Startravel 102/500 AZ PRONTO
Sky-Watcher Startravel 102/500 AZ PRONTO
CHF 339
Sky-Watcher EVOSTAR 90/660 AZ PRONTO
Sky-Watcher EVOSTAR 90/660 AZ PRONTO
CHF 319
Tรฉlescope Skymax-127 AZ5 Deluxe
Skymax-127 AZ5 Deluxe telescope
CHF 619
Tรฉlescope K100 Klevtsov-Cassegrain
K100 Klevtsov-Cassegrain telescope
CHF 249
[category_menu_mobile]