The Canary Two Ultra-Wide-Field may be one of Slooh's smallest telescopes, but it has one of the largest fields-of-view. It is "piggybacked" on top of the Canary Two Wide-Field telescope and is great for very large objects and also captures the entire Moon.

Telescope Specification

Manufacturer:Tele Vue Optics 
Model:Tele Vue 85GXF Apochromatic Doublet Refractor
Aperture:3.35" (85mm)
Focal Length:595mm (23.4")
Nominal Focal Ratio: f/7
Focal Reducer:0.8x
Effective Focal Ratio: f/5.6
Slooh Designation Code:T2-UWF-85


CCD Camera Specification 

Manufacturer: Diffraction Limited SBIG
Model: ST-10XME
CCD Chip: Kodak KAF-3200E Class 1
Resolution: 2184×1472 (at Binning 1×1)
Pixel Size: 6.8×6.8μm
Sensor Size: 14.85×10.26mm
Peak QE: 85%
Anti-Blooming: Non-Anti-Blooming


Camera Filter Specification


Manufacturer:Astrodon Tru-Balance E-Series
Filter Types:
  • Luminance
  • Red
  • Green
  • Blue
  • Hα - Hydrogen Alpha (only used for custom processing such as the Moon - this filter is not available for any member-selectable processing options)


Image Specification 

Image Scale: 2.94 arcseconds/pixel (binned 1×1)
North Angle: 0° (North-Up, East-Left)
Angular Size: 1° 47' 06" x 1° 12' 12" (Field-Of-View)
Resolution:Binning 1x1: 2184x1472
Binning 2x2: 1092x736
Binning 3x3: 728x490


Mount Specification  


Manufacturer: Software Bisque
Model: Paramount MEII
Type: German Equatorial Mount (GEM)
Instrument Capacity: 240lbs (109kg) (480lbs, 218kg total capacity)
Periodic Error: Maximum 7 arcseconds peak-to-peak before PEC (Periodic Error Correction)

NOTE: The Canary Two Ultra-Wide-Field is piggybacked on top of the Canary Two Wide-FIeld Telescope.

Enclosure Specification

Manufacturer: AstroHaven Enterprises
Type: Four Shutter Clamshell Dome
Size: 12ft (3.7 meters)

NOTE: The Canary Two Ultra-Wide-Field is piggybacked on top of the Canary Two Wide-FIeld Telescope so shares the same dome.