Search

Skip to content

Newsletter

Subscribe to get notified about product launches, special offers and news

Your email

Call us: (905)487-6363

Blog

On Sale
First Contact Polymer
Instore Specials
Filters
Binoculars

Used Equipment
Consignment

Explore Scientific
Celestron
Starfield Optics

Askar
Explore Scientific
Sharpstar
Starfield Optics
Sky-Watcher
SVBONY
William Optics

Skywatcher
Celestron

Celestron
Sky-Watcher
Starfield Optics

Beginner Packages

Explore Scientific
Skywatcher
Starfield
Celestron

Celestron - Binoculars
Binoviewer
KOWA
National Geographic
Explore Scientific
Pentax

Telescope Bundles

Richey Chretien

Giant Astronomy Binoculars

Customized Imaging Packages

Unistellar
ZWO
Celestron
Vaonis
Dwarf Labs

Best for Galaxy imaging

Imaging Courses

QHYCCD Minicam8

Baader UFC Adapters
Celestron Edge HD adapters

Starlight Xpress
Celestron
QHYCCD
Differaction Limited
ZWO
All-Sky Camera
Player One Astronomy
iOptron

Telescope Systems
Planetary and Solar Cameras
ADC's and imaging Barlows

Daystar Quark Accessories

DSLR power couplers

Explore Scientific
Antares
Celestron
Baader Planetarium
Vixen
William Optics
Starfield
Skywatcher
Optec
Sharpstar
Starizona

Antlia
Askar
Starizona
ZWO

Filter Drawers and Manual wheels
Motorized

Pegasus Astro
Wanderer Astro

Starfield
William Optics

Complete Autoguider systems
Starfield guide scopes
Guidescopes
Cameras
Off Axis Guiders

Daystar Accessories
Daystar Flat Cap
Dedicated Solar Scopes
Energy Rejection Filters
Quantum
Quarks
Universal Filter Lens

Starfield Optics

Baader Planetarium

Skywatcher
ZWO
iOptron
Pegasus Astro

Losmandy
Avalon Instruments
Celestron
Pegasus Astro
Explore Scientific
iOptron
Rainbow Astro
Skywatcher
Software Bisque
Vixen
ZWO
German Equatorial Mounts

Vixen
iOptron
Skywatcher
Sightron
Manual Alt Az Mounts
GOTO Alt Az Mounts
Losmandy

iOptron
Skywatcher
Sightron
Cellphone holders

Tripods and Piers

Tripod Accessories

Celestron
iOptron
Skywatcher Mounts

POLE MASTER
Ioptron iPolar

Hand Controllers

Binocular Mounts and Parallelograms

Nexus DSC
Astro Devices DSC Accessories
Encoder Kits
Encoder Accessories

ZWO SeeStar accessories

ZWO Optical
PrimaLuceLab
iOptron
Stellarmate

Lithium batteries
Power Boxes

Books and Publications

First Contact Polymer
Celestron
Player One Astronomy

Heat Straps
Controllers
Dew Shields

Explore Scientific
Antares
Baader Planetarium
William Optics

ADM Accessories
Celestron
William Optics
Antares
Badder Planitarium
iOptron
Artesky
Explore Scientific
Primaluce Lab
Pegaus Astro
Sharpstar / Askar
Losmandy

Antares
Explore Scientific
Rigel Systems
Celestron
Altair Astro
Starfield

Focusing Motors and Controls
Antares
Starlight Instruments
PegasusAstro
Baader Planetarium
Sharpstar
iOptron
Starfield Optics

Pegasus Astro
Celestron
AC Adapters
Camera Power Supplies and Batteries
Explore Scientific
Wander-Astro

Wanderer Astro
Pegasus Astro
Manual Rotators
PrimaluceLab
ZWO

Baader Solar Filters
Energy Rejection Filters
Celestron Solar Filters
Astrozap Solar filters
Daystar Solar Filters

Daystar Filters
Celestron Solar Filters
Astrozap Solar filters
Solar Wedge
Baader Solar Filters
Solar Film
Camera Lens and binocular filters

T-Rings
Extensions
Visual Backs
Rotolock
SCT Adapters
RASA Adapters
Finder Scope Accessories
Hyperion Adapters
William Optics T-Rings

Bob's Knobs
OCAL
All products

Weather Stations

Meade Light Bridge
Skywatcher
Truss RC

Observing Chairs

Celestron parts
iOptron parts

All Accessories - Test

W70 Series
Spears Waler Series II
Spears Waler Series III
Spears Waler Series IV
XWA

Hyperion
Morpheus

Luminos 82 degree
X-Cel LX
Ultima Edge

QHYCCD Minicam8 Filters

3nm
4.5nm
V-Pro LRGB
Dual Band
Filter Drawers
Specialty

Baader Planetarium

Multi-Band fitlers
LRGB Filters
Dual Band and Light Pollution
General Filters
Camera Clip in Filters
Narrow Band Filters

Player One Astronomy

Antares Filters

Explore Scientific

Skytech LPS / CLS fitlers

Xygel Dark Filters

Beginner Telescopes
Explore Scientific
Celestron
Starfield Optics

Refractors
Askar
Explore Scientific
Sharpstar
Starfield Optics
Sky-Watcher
SVBONY
William Optics

Cassegrains
Skywatcher
Celestron

Reflectors
Celestron
Sky-Watcher
Starfield Optics

Telescope Packages
Beginner Packages

Dobsonian
Explore Scientific
Skywatcher
Starfield
Celestron

Binoculars
Celestron - Binoculars
Binoviewer
KOWA
National Geographic
Explore Scientific
Pentax

Smart Telescopes
Unistellar
ZWO
Celestron
Vaonis
Dwarf Labs

Adapters
Baader UFC Adapters
Celestron Edge HD adapters

Deep Space Imaging
Starlight Xpress
Celestron
QHYCCD
Differaction Limited
ZWO
All-Sky Camera
Player One Astronomy
iOptron

Planetary Imaging
Telescope Systems
Planetary and Solar Cameras
ADC's and imaging Barlows

Extenders, Barlows, Reducers, Correctors
Explore Scientific
Antares
Celestron
Baader Planetarium
Vixen
William Optics
Starfield
Skywatcher
Optec
Sharpstar
Starizona

Filter Drawers
Antlia
Askar
Starizona
ZWO

Filter Wheels
Filter Drawers and Manual wheels
Motorized

Flat Field panels
Pegasus Astro
Wanderer Astro

Focus Masks
Starfield
William Optics

Guidescope and Camera Packages
Complete Autoguider systems
Starfield guide scopes
Guidescopes
Cameras
Off Axis Guiders

Daystar Filters
Daystar Accessories
Daystar Flat Cap
Dedicated Solar Scopes
Energy Rejection Filters
Quantum
Quarks
Universal Filter Lens

Harmonic and Strainwave
Skywatcher
ZWO
iOptron
Pegasus Astro

Equatorial Mounts
Losmandy
Avalon Instruments
Celestron
Pegasus Astro
Explore Scientific
iOptron
Rainbow Astro
Skywatcher
Software Bisque
Vixen
ZWO
German Equatorial Mounts

Alt Az Mounts
Vixen
iOptron
Skywatcher
Sightron
Manual Alt Az Mounts
GOTO Alt Az Mounts
Losmandy

Camera Mounts
iOptron
Skywatcher
Sightron
Cellphone holders

WIFI control
Celestron
iOptron
Skywatcher Mounts

Polar Scopes
POLE MASTER
Ioptron iPolar

Digital Setting Circles
Nexus DSC
Astro Devices DSC Accessories
Encoder Kits
Encoder Accessories

Astronomy Computers and Software
ZWO Optical
PrimaLuceLab
iOptron
Stellarmate

Battery Packs and Power Solutions
Lithium batteries
Power Boxes

Cleaning Supplies
First Contact Polymer
Celestron
Player One Astronomy

Dew Control
Heat Straps
Controllers
Dew Shields

Diagonals
Explore Scientific
Antares
Baader Planetarium
William Optics

Dovetails and Rings
ADM Accessories
Celestron
William Optics
Antares
Badder Planitarium
iOptron
Artesky
Explore Scientific
Primaluce Lab
Pegaus Astro
Sharpstar / Askar
Losmandy

Finder Scopes
Antares
Explore Scientific
Rigel Systems
Celestron
Altair Astro
Starfield

Focusers
Focusing Motors and Controls
Antares
Starlight Instruments
PegasusAstro
Baader Planetarium
Sharpstar
iOptron
Starfield Optics

Power Supplies
Pegasus Astro
Celestron
AC Adapters
Camera Power Supplies and Batteries
Explore Scientific
Wander-Astro

Rotators
Wanderer Astro
Pegasus Astro
Manual Rotators
PrimaluceLab
ZWO

Solar Filters
Baader Solar Filters
Energy Rejection Filters
Celestron Solar Filters
Astrozap Solar filters
Daystar Solar Filters

Solar Viewing and Imaging
Daystar Filters
Celestron Solar Filters
Astrozap Solar filters
Solar Wedge
Baader Solar Filters
Solar Film
Camera Lens and binocular filters

T-Rings and Mechanical Adapters
T-Rings
Extensions
Visual Backs
Rotolock
SCT Adapters
RASA Adapters
Finder Scope Accessories
Hyperion Adapters
William Optics T-Rings

Telescope Collimation
Bob's Knobs
OCAL
All products

Light Shrouds
Meade Light Bridge
Skywatcher
Truss RC

Repair Parts
Celestron parts
iOptron parts

Antares
W70 Series
Spears Waler Series II
Spears Waler Series III
Spears Waler Series IV
XWA

Baader Planetarium
Hyperion
Morpheus

Celestron
Luminos 82 degree
X-Cel LX
Ultima Edge

Antlia Filters
3nm
4.5nm
V-Pro LRGB
Dual Band
Filter Drawers
Specialty

Optolong
Multi-Band fitlers
LRGB Filters
Dual Band and Light Pollution
General Filters
Camera Clip in Filters
Narrow Band Filters

Ontario Telescope and Accessories

All categories

Login / Signup

My account

Your cart is empty

Shop our products

On Sale
Used Equipment
- Consignment
Telescopes
Beginner Telescopes
Explore Scientific
Celestron
Starfield Optics
Refractors
Askar
Explore Scientific
Sharpstar
Starfield Optics
Sky-Watcher
SVBONY
William Optics
Cassegrains
Skywatcher
Celestron
Reflectors
Celestron
Sky-Watcher
Starfield Optics
Telescope Packages
Beginner Packages
Dobsonian
Explore Scientific
Skywatcher
Starfield
Celestron
Binoculars
Celestron - Binoculars
Binoviewer
KOWA
National Geographic
Explore Scientific
Pentax
Telescope Bundles
Richey Chretien
Giant Astronomy Binoculars
Customized Imaging Packages
Astrographs
Microscopes
Smart Telescopes
Unistellar
ZWO
Celestron
Vaonis
Dwarf Labs
Best for Galaxy imaging
Astrophotography
Imaging Courses
QHYCCD Minicam8
Adapters
Baader UFC Adapters
Celestron Edge HD adapters
Action Cameras
Deep Space Imaging
Starlight Xpress
Celestron
QHYCCD
Differaction Limited
ZWO
All-Sky Camera
Player One Astronomy
iOptron
Planetary Imaging
Telescope Systems
Planetary and Solar Cameras
ADC's and imaging Barlows
Daystar Quark Accessories
DSLR power couplers
Extenders, Barlows, Reducers, Correctors
Explore Scientific
Antares
Celestron
Baader Planetarium
Vixen
William Optics
Starfield
Skywatcher
Optec
Sharpstar
Starizona
Filter Drawers
Antlia
Askar
Starizona
ZWO
Filter Wheels
Filter Drawers and Manual wheels
Motorized
Flat Field panels
Pegasus Astro
Wanderer Astro
Focus Masks
Starfield
William Optics
Guidescope and Camera Packages
Complete Autoguider systems
Starfield guide scopes
Guidescopes
Cameras
Off Axis Guiders
Hyperstar
Solar
Daystar Filters
Daystar Accessories
Daystar Flat Cap
Dedicated Solar Scopes
Energy Rejection Filters
Quantum
Quarks
Universal Filter Lens
Sky-Watcher
Starfield Optics
Antlia Filters
Baader Planetarium
Mounts
Harmonic and Strainwave
Skywatcher
ZWO
iOptron
Pegasus Astro
Equatorial Mounts
Losmandy
Avalon Instruments
Celestron
Pegasus Astro
Explore Scientific
iOptron
Rainbow Astro
Skywatcher
Software Bisque
Vixen
ZWO
German Equatorial Mounts
Alt Az Mounts
Vixen
iOptron
Skywatcher
Sightron
Manual Alt Az Mounts
GOTO Alt Az Mounts
Losmandy
Camera Mounts
iOptron
Skywatcher
Sightron
Cellphone holders
Tripods and Piers
Tripod Cases
Wedge
Tripod Accessories
EQMOD
Counterweights
WIFI control
Celestron
iOptron
Skywatcher Mounts
Polar Scopes
POLE MASTER
Ioptron iPolar
Hand Controllers
Binocular Mounts and Parallelograms
Digital Setting Circles
Nexus DSC
Astro Devices DSC Accessories
Encoder Kits
Encoder Accessories
Accessories
ZWO SeeStar accessories
Astronomy Computers and Software
ZWO Optical
PrimaLuceLab
iOptron
Stellarmate
Battery Packs and Power Solutions
Lithium batteries
Power Boxes
Books and Publications
Cases
Cleaning Supplies
First Contact Polymer
Celestron
Player One Astronomy
Dew Control
Heat Straps
Controllers
Dew Shields
Diagonals
Explore Scientific
Antares
Baader Planetarium
William Optics
Dovetails and Rings
ADM Accessories
Celestron
William Optics
Antares
Badder Planitarium
iOptron
Artesky
Explore Scientific
Primaluce Lab
Pegaus Astro
Sharpstar / Askar
Losmandy
Finder Scopes
Antares
Explore Scientific
Rigel Systems
Celestron
Altair Astro
Starfield
Flash lights
Focusers
Focusing Motors and Controls
Antares
Starlight Instruments
PegasusAstro
Baader Planetarium
Sharpstar
iOptron
Starfield Optics
Observatories
Power Supplies
Pegasus Astro
Celestron
AC Adapters
Camera Power Supplies and Batteries
Explore Scientific
Wander-Astro
Rotators
Wanderer Astro
Pegasus Astro
Manual Rotators
PrimaluceLab
ZWO
Solar Filters
Baader Solar Filters
Energy Rejection Filters
Celestron Solar Filters
Astrozap Solar filters
Daystar Solar Filters
Solar Viewing and Imaging
Daystar Filters
Celestron Solar Filters
Astrozap Solar filters
Solar Wedge
Baader Solar Filters
Solar Film
Camera Lens and binocular filters
T-Rings and Mechanical Adapters
T-Rings
Extensions
Visual Backs
Rotolock
SCT Adapters
RASA Adapters
Finder Scope Accessories
Hyperion Adapters
William Optics T-Rings
Telescope Collimation
Bob's Knobs
OCAL
All products
USB Hubs
Weather Stations
Light Shrouds
Meade Light Bridge
Skywatcher
Truss RC
Observing Chairs
Repair Parts
Celestron parts
iOptron parts
All Accessories - Test
EyePieces
Pegasus Astro
Pentax
Ursa Major
Antares
W70 Series
Spears Waler Series II
Spears Waler Series III
Spears Waler Series IV
XWA
Baader Planetarium
Hyperion
Morpheus
Celestron
Luminos 82 degree
X-Cel LX
Ultima Edge
Vixen
Filters
QHYCCD Minicam8 Filters
Sightron
Askar Filters
Antlia Filters
3nm
4.5nm
V-Pro LRGB
Dual Band
Filter Drawers
Specialty
IDAS Filters
Baader Planetarium
Optolong
Multi-Band fitlers
LRGB Filters
Dual Band and Light Pollution
General Filters
Camera Clip in Filters
Narrow Band Filters
Player One Astronomy
Antares Filters
Explore Scientific
Celestron
Skytech LPS / CLS fitlers
Xygel Dark Filters
ZWO
Blog

Search

Use the search bar below to find products:

Search...

or click here to go back home

Consignment
On Sale
Used Equipment
Astrophotography
Telescopes
Solar
Mounts
Accessories
EyePieces
Filters
Imaging Courses

About Us

Terms & Policy
Return & Policy
Privacy Policy
Disclaimer
Warranty Information

(905)487-6363
sales@ontariotelescope.com
670 Hardwick Rd Unit 5, Bolton, Ontario, L7E5R5, Canada

Country/region

Country/region

Copyright © 2026 Ontario Telescope and Accessories. All Rights Reserved.

Follow Us

Copyright © 2026 Ontario Telescope and Accessories. All Rights Reserved.

Opens in a new window.