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iOptron 250mm f/4 Imaging Newtonian

iOptron 250mm f/4 Imaging Newtonian

by iOptron
SKU IOP-6313
CA$1,119.00 - CA$1,119.00
CA$1,119.00
CA$1,119.00 - CA$1,119.00
CA$1,119.00
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Visual Simulator Preview
Visual Simulator Instant FOV Preview

Preview your eyepiece's FOV

Simulate the exact field of view of the iOptron 250mm f/4 Imaging Newtonian with your specific telescope.

Launch Visual Assistant
Framing Simulator Preview
Framing Simulator Instant FOV Preview

Preview your camera's FOV

Simulate the exact field of view of the iOptron 250mm f/4 Imaging Newtonian with your specific telescope.

Launch Imaging Assistant

iOptron’s 250mm (approx. 9.8") f/4 Newtonian optical tube assembly (OTA) with a fast F/4 focal ratio is perfect for imaging deep-sky objects with a DSLR or dedicated astronomy camera. The 3.25" Crayford-style focuser, dual split-hinged mounting rings, an 8x50 straight-through finder, and an 13" Vixen style dovetail plate make it ready to attach to your mount and start using.

  • Dual speed 2" Crayford-style focuser with 1.5" adapter iEAF ready
  • BK7 optical glass primary mirror with a protective quartz layer
  • 8 x50mm finder scope
  • 13" Vixen style dovetail plate with solid full circumference mounting rings
  • Front dust cap
  • Optional iOptron iEAF Focuser (#8453)

Optical Design Newtonian
Clear Aperture 250mm
Focal Length 1000mm
Focal Ratio f/4
Focuser Dual speed Crayford-style
OTA Length inches
Outside diameter 12 inches
OTA weight 34lb. 1oz
Extension tube 2" diameter 35mm L
Warranty One year limited