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Top Sellers

ZWO ADC
ZWO ADC
$169.00
(2)
Camera Angle Rotator for 2.5” M63 Focuser
Camera Angle Rotator for 2.5” M63 Focuser
$174.99

New Releases

Artesky 2
Artesky 2" Filter Holder and T2 Adapter for Celestron RASA8 Astrograph
$74.99
M48 Variable Locking Extension Ring
M48 Variable Locking Extension Ring
$44.99
(1)
Male T-2 Dustcap, outer thread M42x0.75
Male T-2 Dustcap, outer thread M42x0.75
$12.99
Camera Angle Rotator for 2.5” M63 Focuser
Camera Angle Rotator for 2.5” M63 Focuser
$174.99

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Adapters

  • Baader UFC Adapters

Featured Products

1.25
1.25" Adapter to T-Ring
(1)
$24.99
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Products [23]

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T-Ring - Pentax K
T-Ring - Pentax K
$29.99
In Stock
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2
2" adapter to T-Ring
$39.99
In Stock
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Antares SCT-T-ring 55mm
Antares SCT-T-ring 55mm
$32.00
In Stock
Add To Cart
Antares SCT-T-ring 30mm
Antares SCT-T-ring 30mm
(1)
$28.55
In Stock
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Variable Eyepiece projection adapter
Variable Eyepiece projection adapter
(1)
$39.99
In Stock
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ZWO ADC
ZWO ADC
(2)
$169.00
In Stock
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Piggyback mount - Nexstar 5, 6, 8
Piggyback mount - Nexstar 5, 6, 8
$49.99
Back Order
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T-Adapter for EdgeHD 8
T-Adapter for EdgeHD 8"
$50.00
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T-Adapter EdgeHD 9
T-Adapter EdgeHD 9"/11"/14"
$90.00
In Stock
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T-Ring - Nikon
T-Ring - Nikon
$19.99
In Stock
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T Adapter for Nexstar 4SE
T Adapter for Nexstar 4SE
$40.00
In Stock
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Adapter for T/T2/M42 Male to C/CS Male
Adapter for T/T2/M42 Male to C/CS Male
$19.99
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Large Adapter for Off-Axis Guider
Large Adapter for Off-Axis Guider
$44.99
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Canon EOS T-Ring adapter
Canon EOS T-Ring adapter
$19.99
In Stock
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Baader 2
Baader 2" / T-2 Nose Piece
$62.99
In Stock
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All prices listed are in Canadian dollars. We make every effort to ensure our prices are accurate. We do, however, reserve the right to advise you of any errors prior to processing your invoice. If you are not willing to accept changes on these errors we will cancel your order. Ontario Telescope and Accessories reserves the right to limit quantities. We apologize for any inconvenience this may cause.

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