We believe in sharing real advice and knowledge. Whether you are a beginner, amateur or pro astronomer, our goal is to help you get the right equipment to meet your budget and your goals. We strive to help foster your passion for astronomy because we want you to enjoy the hobby as much as we do!

Ontario Telescope and Accessories is an online and in-person destination for hobbyists and astronomers that are looking for new equipment. Proud authorized dealer for iOptron, Celestron, Skywatcher, Optolong, Antlia, IDAS, QHYCCD, Diffraction Limited, Explore Scientific, Pegasus Astro, ZWQ Antares, and other high-quality manufacturers. Offering shipping across Canada, the United States, and beyond with personalized service to ensure customer satisfaction. Shop for your equipment 24 hours a day from the comfort of your own home or come visit us in-person at our Bolton, Ontario location.

Ontario Telescope and Accessories, where OTA means more.

Our hours are:

Monday

12:00pm to 5:00pm

Tuesday - Friday

10:00am to 5:00pm

Saturday

10:30am to 3:00pm

Sunday

Closed

Email Us at:

sales@ontariotelescope.com
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ZWO Duo camera's and compatible image circles

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Maximize Performance with the Right Image Circle for Your ZWO ASI2600 and ASI585MC Air Cameras If you're using one of the latest ZWO ASI Air cameras,

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Navigating Optolong Filters: L-eNhance, L-eXtreme, and L-Ultimate for Astrophotography

Best filters for astrophotography -S. Mallia
Navigating Optolong Filters: L-eNhance, L-eXtreme, L-Ultimate, and L-Quad Enhance for Astrophotography If you're capturing the night sky with a color

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May 2025 The night sky this month. Galaxy season wraps up.

astrophotography - S. Mallia
May is an exciting month for astronomers and skywatchers, offering captivating celestial events as galaxy season winds down and we prepare for the dar

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