Sirius 3.5m School Model Observatory $14,648.30,  Sirius Observatories ,Astronomy Observatories Accessories, On Sale
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Sirius 3.5m School Model Observatory

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MSRP: $16,113.00
Sale Price: $14,648.30
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Savings $1,464.70

Sirius 3.5m School Model Astronomy Observatory

Item No. 749-20000

Eligible for Scope City Rewards at Check-out

50% deposit required upon order, 50% balance upon shipment from factory. Prices subject to change per exchange rate. Call for current price.

The School size unit will suit the larger telescope. It is designed for a tutor and up to eight people. The clear span and clean lines allows all observers to move about easily within the observatory.

School Model Dimensions:

  • Total Height: 3.25 metres (10'6")
  • Wall Height: 1.5 metres (5'0")
  • Diameter: 3.5 metres (11'6")
  • Door Size: 1150h x 1000w (3'6"x3'3")
  • Aperture Width: 1 metre (3'3")
  • Open past zenith: 400mm (1'3")
  • Wind speed: 144/225 kph


  • Choose the size observatory to suit your needs
    - Home Model - diameter 2.3m / 7'6"
    - School Model - diameter 3.5m / 11'6"
    - University Model - 6.7m / 22'

  • Flexibility - choose dome with walls, or dome only with mounting ring

  • Dome and Shutter operation
    - Easy to use hand operated dome rotation and shutter operation.
    - Motorised dome rotation and / or motorized shutter operation.
    - Pendant control of motor from anywhere inside the observatory.
    - Motorised dome rotation: clockwise and anti-clockwise.
    - Computer driven dome rotation and / or shutter operation - MaxDome.

  • Instructions supplied for home assembly - Home and School Models.

  • High Wind Kit available
    - Standard models withstand wind gusts up to 144 kph / 90 mph.
    - High Wind option withstands wind gusts up to 225 kph / 140 mph.

  • Solar panels installed with motorized option to re-charge 12v batteries.

  • Mains battery charger 110 - 240v, optional.

  • Night and Day Solar Vent available to circulate air.

  • Excellent external finish - manufactured from marine grade fiberglass resins.

  • Completely waterproof

  • Colours
    - White exterior - colour variations optional.
    - Interior walls - dove grey.
    - Interior dome - black.

  • Stainless Steel fittings - corrosion free.

  • Silent dome rotation - sealed bearings in urethane wheels.

  • Warranty - 12 months


* Prices may fluctuate due to currency exchange rate.
** Call for current freight and delivery charges and ETA.

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Visit Any Scope City Center or Call Us Directly at 1-800-235-3344

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return the merchandise in original condition within 15 days for a Full Refund, less shipping and handling charges!