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July 1st: Store will be closed for Canada Day. Orders placed that day will ship on July 2nd.
July 1st: Store will be closed for Canada Day. Orders placed that day will ship on July 2nd.

Optical Accessories

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Tele Vue Nagler T7 9mm 82° Eyepiece - 1.25" 1
CA$958.00 - CA$958.00
CA$958.00
CA$958.00 - CA$958.00
CA$958.00

Tele Vue Nagler T7 9mm 82° Eyepiece - 1.25"

TV-EN7-09.0

Focal Length: 9mm Apparent Field of View: 82° Barrel Size: 1.25" Eye Relief: 12mm Optical Design: Nagler Type 7 Description FAQ Specifications ...

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CA$958.00 - CA$958.00
CA$958.00
CA$958.00 - CA$958.00
CA$958.00
Tele Vue Nagler Zoom 3-6mm 82° Eyepiece - 1.25" 2
Tele Vue Nagler Zoom 3-6mm 82° Eyepiece - 1.25" 1
CA$682.00 - CA$682.00
CA$682.00
CA$682.00 - CA$682.00
CA$682.00

Tele Vue Nagler Zoom 3-6mm 82° Eyepiece - 1.25"

TV-ENZ-0306

Focal Length: 3mm to 6mm Zoom Apparent Field of View: 82° (Constant) Barrel Size: 1.25" Eye Relief: 10mm Field Stop Diameter: 4.8mm (at 6mm) - 2.4...

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CA$682.00 - CA$682.00
CA$682.00
CA$682.00 - CA$682.00
CA$682.00
CA$436.00 - CA$436.00
CA$436.00
CA$436.00 - CA$436.00
CA$436.00

Tele Vue Panoptic 19mm 68° Eyepiece - 1.25"

TV-EPN-19.0
1 in stock

19mm Focal Length 68° Apparent Field of View 1.25" Diameter Barrel 10mm Eye Relief 21.3mm Field Stop Description FAQ Specifications In the Box ...

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CA$436.00 - CA$436.00
CA$436.00
CA$436.00 - CA$436.00
CA$436.00
CA$558.00 - CA$558.00
CA$558.00
CA$558.00 - CA$558.00
CA$558.00

Tele Vue Panoptic 24mm 68° Eyepiece - 1.25"

TV-EPN-24.0

24mm Focal Length 68° Apparent Field of View 1.25" Diameter Barrel 15mm Eye Relief 27mm Field Stop Description FAQ Specifications In the Box Do...

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CA$558.00 - CA$558.00
CA$558.00
CA$558.00 - CA$558.00
CA$558.00
CA$604.00 - CA$604.00
CA$604.00
CA$604.00 - CA$604.00
CA$604.00

Tele Vue Panoptic 27mm 68° Eyepiece - 2"

TV-EPN-27.0

27mm Focal Length 68° Apparent Field of View 2" Diameter Barrel 19mm Eye Relief 30.5mm Field Stop Description FAQ Specifications In the Box Dow...

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CA$604.00 - CA$604.00
CA$604.00
CA$604.00 - CA$604.00
CA$604.00
CA$679.00 - CA$679.00
CA$679.00
CA$679.00 - CA$679.00
CA$679.00

Tele Vue Panoptic 35mm 68° Eyepiece - 2"

TV-EPN-35.0
1 in stock

35mm Focal Length 68° Apparent Field of View 2" Diameter Barrel 24mm Eye Relief 38.7mm Field Stop Description FAQ Specifications In the Box Dow...

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CA$679.00 - CA$679.00
CA$679.00
CA$679.00 - CA$679.00
CA$679.00
CA$915.00 - CA$915.00
CA$915.00
CA$915.00 - CA$915.00
CA$915.00

Tele Vue Panoptic 41mm 68° Eyepiece - 2"

TV-EPN-41.0

41mm Focal Length 68° Apparent Field of View 2" Diameter Barrel 27mm Eye Relief 46mm Field Stop Description FAQ Specifications In the Box Downl...

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CA$915.00 - CA$915.00
CA$915.00
CA$915.00 - CA$915.00
CA$915.00
Tele Vue Paracorr Type 2 2
Tele Vue Paracorr Type 2 1
CA$808.00 - CA$808.00
CA$808.00
CA$808.00 - CA$808.00
CA$808.00

Tele Vue Paracorr Type 2

TV-VIP-2010

Corrects Coma in Fast Newtonian Reflectors For f-ratios as fast as f/3 1.15x Magnification Factor Adjustable "Tunable Top" for Eyepiece Optimizati...

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CA$808.00 - CA$808.00
CA$808.00
CA$808.00 - CA$808.00
CA$808.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00

TeleVue Ethos 10mm 100° Eyepiece - 1.25"/2"

TV-ETH-10.0

10mm Focal Length 100° Apparent Field of View 2" / 1.25" Hybrid Barrel 15mm Eye Relief 17.7mm Field Stop Description FAQ Specifications In the ...

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CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00

TeleVue Ethos 13mm 100° Eyepiece - 1.25"/2"

TV-ETH-13.0

13mm Focal Length 100° Apparent Field of View 2" / 1.25" Hybrid Barrel 15mm Eye Relief 22.3mm Field Stop Description FAQ Specifications In the ...

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CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,261.00 - CA$1,261.00
CA$1,261.00
CA$1,261.00 - CA$1,261.00
CA$1,261.00

TeleVue Ethos 17mm 100° Eyepiece - 2"

TV-ETH-17.0

17mm Focal Length Ultra-Wide 100° Apparent Field of View 2" Diameter Barrel 15mm Eye Relief 29.6mm Field Stop Description Q&A Specificat...

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CA$1,261.00 - CA$1,261.00
CA$1,261.00
CA$1,261.00 - CA$1,261.00
CA$1,261.00
CA$1,417.00 - CA$1,417.00
CA$1,417.00
CA$1,417.00 - CA$1,417.00
CA$1,417.00

TeleVue Ethos 21mm 100° Eyepiece - 2"

TV-ETH-21.0

21mm Focal Length 100° Apparent Field of View 2" Barrel 15mm Eye Relief 36.2mm Field Stop   Description FAQ Specifications In the Box Downloa...

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CA$1,417.00 - CA$1,417.00
CA$1,417.00
CA$1,417.00 - CA$1,417.00
CA$1,417.00
CA$980.00 - CA$980.00
CA$980.00
CA$980.00 - CA$980.00
CA$980.00

TeleVue Ethos 6mm 100° Eyepiece - 1.25"/2"

TV-ETH-06.0

6mm Focal Length 100° Apparent Field of View 2" / 1.25" Hybrid Barrel 15mm Eye Relief 10.4mm Field Stop Description FAQ Specifications In the B...

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CA$980.00 - CA$980.00
CA$980.00
CA$980.00 - CA$980.00
CA$980.00
CA$980.00 - CA$980.00
CA$980.00
CA$980.00 - CA$980.00
CA$980.00

TeleVue Ethos 8mm 100° Eyepiece - 1.25"/2"

TV-ETH-08.0

8mm Focal Length 100° Apparent Field of View 2" / 1.25" Hybrid Barrel 15mm Eye Relief 13.9mm Field Stop Description FAQ Specifications In the B...

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CA$980.00 - CA$980.00
CA$980.00
CA$980.00 - CA$980.00
CA$980.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00

TeleVue Ethos-SX 3.7mm 110° Eyepiece - 1.25"/2"

TV-ETH-03.7

3.7mm Focal Length 110° Apparent Field of View 2" / 1.25" Hybrid Barrel 15mm Eye Relief 7.0mm Field Stop Description FAQ Specifications In the ...

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CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00

TeleVue Ethos-SX 4.7mm 110° Eyepiece - 1.25"/2"

TV-ETH-04.7

4.7mm Focal Length 110° Apparent Field of View 2" / 1.25" Hybrid Barrel 15mm Eye Relief 8.9mm Field Stop Description FAQ Specifications In the ...

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CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$1,043.00 - CA$1,043.00
CA$1,043.00
CA$193.00 - CA$193.00
CA$193.00
CA$193.00 - CA$193.00
CA$193.00

TeleVue Plössl 20mm 50° Eyepiece - 1.25"

TV-EAP-20.0
1 in stock

20mm Focal Length 50° Apparent Field of View 1.25" Diameter Barrel 15mm Eye Relief 17.1mm Field Stop Description FAQ Specifications In the Box ...

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CA$193.00 - CA$193.00
CA$193.00
CA$193.00 - CA$193.00
CA$193.00
CA$193.00 - CA$193.00
CA$193.00
CA$193.00 - CA$193.00
CA$193.00

TeleVue Plössl 25mm 50° Eyepiece - 1.25"

TV-EAP-25.0
1 in stock

25mm Focal Length 50° Apparent Field of View 1.25" Diameter Barrel 17mm Eye Relief 21.2mm Field Stop Description FAQ Specifications In the Box ...

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CA$193.00 - CA$193.00
CA$193.00
CA$193.00 - CA$193.00
CA$193.00
CA$246.00 - CA$246.00
CA$246.00
CA$246.00 - CA$246.00
CA$246.00

TeleVue Plössl 32mm 50° Eyepiece - 1.25"

TV-EPL-32.0
2 in stock

32mm Focal Length 50° Apparent Field of View 1.25" Diameter Barrel 22mm Eye Relief 27mm Field Stop Description FAQ Specifications In the Box Do...

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CA$246.00 - CA$246.00
CA$246.00
CA$246.00 - CA$246.00
CA$246.00
CA$246.00 - CA$246.00
CA$246.00
CA$246.00 - CA$246.00
CA$246.00

TeleVue Plössl 40mm 43° Eyepiece - 1.25"

TV-EPL-40.0
1 in stock

40mm Focal Length 43° Apparent Field of View 1.25" Diameter Barrel 28mm Eye Relief 27mm Field Stop Description FAQ Specifications In the Box Do...

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CA$246.00 - CA$246.00
CA$246.00
CA$246.00 - CA$246.00
CA$246.00
CA$406.00 - CA$406.00
CA$406.00
CA$406.00 - CA$406.00
CA$406.00

TeleVue Plössl 55mm 50° Eyepiece - 2"

TV-EPL-55.0

55mm Focal Length 50° Apparent Field of View 2" Diameter Barrel 38mm Eye Relief 46mm Field Stop Description FAQ Specifications In the Box Downl...

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CA$406.00 - CA$406.00
CA$406.00
CA$406.00 - CA$406.00
CA$406.00
CA$81.00 - CA$81.00
CA$81.00
CA$81.00 - CA$81.00
CA$81.00

William Optics 2x Barlow Nosepiece for Binoviewer

WO-E-BINO-B2
7 in stock

2x magnification Barlow lens specifically designed for binoviewers Increases magnification while maintaining focus with binoviewer setups ...

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CA$81.00 - CA$81.00
CA$81.00
CA$81.00 - CA$81.00
CA$81.00
CA$152.00 - CA$152.00
CA$152.00
CA$152.00 - CA$152.00
CA$152.00

William Optics 45° Erecting Prism - 1.25"

WO-D-EP125
6 in stock

45-degree erecting prism for 1.25" telescope eyepieces Provides correct image orientation for terrestrial and astronomical viewing Des...

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CA$152.00 - CA$152.00
CA$152.00
CA$152.00 - CA$152.00
CA$152.00
CA$160.00 - CA$160.00
CA$160.00
CA$160.00 - CA$160.00
CA$160.00

William Optics 90° Erect Prism - 1.25"

WO-D-EP90-125II
6 in stock

90-degree erecting prism for 1.25" telescope eyepieces Provides correct image orientation for terrestrial and astronomical viewing Des...

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CA$160.00 - CA$160.00
CA$160.00
CA$160.00 - CA$160.00
CA$160.00