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Telescope Eyepieces

Telescope eyepieces lens and filters give you the ability to tailor your observations to the conditions and celestial objects you wish to explore. Eyepieces determine your telescope’s magnification: to calculate it, divide the instrument’s focal length by the eyepiece’s focal length. Having multiple eyepieces allows you to vary magnification levels and optimize each observation.

Eyepiece filters attach directly to or in front of the eyepiece to modify the light you perceive, highlighting fine details. They are particularly useful for observing the Moon, planets, or nebulae, enhancing contrast and improving visibility of delicate structures. Some filters also reduce glare or block stray light, providing greater visual comfort during your sessions.

Our selection of telescope eyepieces and filters fits various models and configurations, giving astronomers the flexibility to explore the sky according to their projects. Choosing these optical accessories from Astronomy Plus allows you to expand your observing capabilities and make the most of every session, fully leveraging your telescope and your stargazing experience.

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Baader Hyperion Aspheric 31mm 72° (HYP-31) - Astronomy Plus
Baader Hyperion Aspheric 31mm 72° (HYP-31) - Astronomy Plus
$284.00 - $284.00
$284.00
$284.00 - $284.00
$284.00

Baader Hyperion Aspheric 31mm 72° (HYP-31)

Baader Planetarium

Baader Hyperion Aspheric 31mm 72° Baader Hyperion Eyepiece 8mm Huge 68 degree wide angle field, tailored to the maximum Visual angle of the human ...

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$284.00 - $284.00
$284.00
$284.00 - $284.00
$284.00
Antares Speers-Waler Series4 9.1mm 86° (SW9S4) - Astronomy Plus
$224.00 - $224.00
$224.00
$224.00 - $224.00
$224.00

Antares Speers-Waler Series4 9.1mm 86° (SW9S4)

Antares

Antares Speers-Waler Series4 9.1mm 86° The 1.25" Antares Speers-Waler Series4 9.1mm 86° offers a wider 86 degree AFOV than Series3 with all the sam...

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$224.00 - $224.00
$224.00
$224.00 - $224.00
$224.00
Antares Plössl 7.5mm 52° (SPL7.5) - Astronomy Plus
$45.00 - $45.00
$45.00
$45.00 - $45.00
$45.00

Antares Plössl 7.5mm 52° (SPL7.5)

Antares

Antares Plössl 7.5mm 52° The 1.25" Antares Plössl 7.5mm 52° with 52 degrees apparent field and symmetrical design has low aberrations and great col...

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$45.00 - $45.00
$45.00
$45.00 - $45.00
$45.00
$700.00 - $700.00
$700.00
$700.00 - $700.00
$700.00

Explore Scientific Linear BinoViewer for Telescopes (ES-BINOV)

Explore Scientific

Explore Scientific Linear BinoViewer for Telescopes The BinoViewer is a 1.25-inch device that uses two matching eyepieces (eyepieces not included) ...

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$700.00 - $700.00
$700.00
$700.00 - $700.00
$700.00
Save $61.00 Save $0.00
$241.00
$241.00 - $241.00
$241.00
$180.00
$180.00 - $180.00
$180.00

Baader Hyperion 13mm 68° - USED (HYP-13-U)

Baader Planetarium

Baader Hyperion 13mm 68° - USED Barely used. In perfect condition. Baader Hyperion Eyepiece 13mm Huge 68 degree wide angle field, tailored to the ...

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$241.00
$241.00 - $241.00
$241.00
$180.00
$180.00 - $180.00
$180.00
Save $61.00 Save $0.00
Save $60.00 Save $0.00
$241.00
$241.00 - $241.00
$241.00
$181.00
$181.00 - $181.00
$181.00

Baader Hyperion 21mm 68° USED (HYP-21-U)

Baader Planetarium

Baader Hyperion 21mm 68° - USED Ruber eyecup missing Comes with 14mm Fine tuning ring, for different focal length Baader Hyperion Eyepiece 21mm ...

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$241.00
$241.00 - $241.00
$241.00
$181.00
$181.00 - $181.00
$181.00
Save $60.00 Save $0.00
$498.00 - $498.00
$498.00
$498.00 - $498.00
$498.00

Houdini 7 mm 86° Coma-Correcting Eyepiece (CC7)

Houdini

Houdini 7 mm 86° Coma-Correcting Eyepiece 7 mm 86° coma-correcting eyepiece for Newtonian telescopes. Well-corrected ultra-wide 86° field with s...

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$498.00 - $498.00
$498.00
$498.00 - $498.00
$498.00
$514.00 - $514.00
$514.00
$514.00 - $514.00
$514.00

Houdini 9 mm 86° Coma-Correcting Eyepiece (CC9)

Houdini

Houdini 9 mm 86° Coma-Correcting Eyepiece 9 mm 86° coma-correcting eyepiece for Newtonian telescopes. Well-corrected ultra-wide 86° field with sh...

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$514.00 - $514.00
$514.00
$514.00 - $514.00
$514.00
$527.00 - $527.00
$527.00
$527.00 - $527.00
$527.00

Houdini 12 mm 86° Coma-Correcting Eyepiece (CC12)

Houdini

Houdini 12 mm 86° Coma-Correcting Eyepiece 12 mm 86° coma-correcting eyepiece for Newtonian telescopes. Well-corrected ultra-wide 86° field with ...

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$527.00 - $527.00
$527.00
$527.00 - $527.00
$527.00
$570.00 - $570.00
$570.00
$570.00 - $570.00
$570.00

Houdini 20 mm 86° Coma-Correcting Eyepiece (CC20)

Houdini

Houdini 20 mm 86° Coma-Correcting Eyepiece The world's first coma-correcting eyepiece for Newtonian telescopes. Well-corrected ultra-wide 86° fie...

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$570.00 - $570.00
$570.00
$570.00 - $570.00
$570.00
$713.00 - $713.00
$713.00
$713.00 - $713.00
$713.00

Houdini 30 mm 80° Coma-Correcting Eyepiece (CC30)

Houdini

Houdini 30 mm 80° Coma-Correcting Eyepiece With its coma-corrected 80° field, this 30 mm eyepiece delivers the widest fully corrected true field of...

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$713.00 - $713.00
$713.00
$713.00 - $713.00
$713.00
$419.00 - $629.00
$419.00 - $629.00
$419.00 - $629.00
$419.00

Explore Scientific 72° ED Series Waterproof Eyepiece

Explore Scientific

Explore Scientific 72° ED Series Waterproof Eyepiece The Explore Scientific 72 degree ED 6.5mm eyepiece with a 1.25 inch barrel is designed for hig...

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$419.00 - $629.00
$419.00 - $629.00
$419.00 - $629.00
$419.00
Sky-Watcher Emerald 82° FOV Eyepieces Sky-Watcher
Sky-Watcher Emerald 82° FOV Eyepieces Sky-Watcher
$300.00 - $430.00
$300.00 - $430.00
$300.00 - $430.00
$300.00

Sky-Watcher Emerald 82° FOV Eyepieces

Sky-Watcher

Sky-Watcher Emerald 82° FOV Eyepiece Panoramic Views. Pinpoint Precision Ultra-Wide Field of View Experience an expansive, immersive view of the ni...

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$300.00 - $430.00
$300.00 - $430.00
$300.00 - $430.00
$300.00
Celestron Eyepiece and Filter Kit - 1.25" - USED (94303-U) Celestron
Celestron Eyepiece and Filter Kit - 1.25" - USED (94303-U) Celestron
Save $90.00 Save $0.00
$340.00
$340.00 - $340.00
$340.00
$250.00
$250.00 - $250.00
$250.00

Celestron Eyepiece and Filter Kit - 1.25" - USED (94303-U)

Celestron

Celestron Eyepiece and Filter Kit - 1.25" - USED In excellent condition - great first serious kit for beginners Eyepieces - All five Plossl eyepiec...

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$340.00
$340.00 - $340.00
$340.00
$250.00
$250.00 - $250.00
$250.00
Save $90.00 Save $0.00
Astronomy Plus TMB 58° High-Definition Planetary Eyepiece Astronomy Plus
$62.00 - $62.00
$62.00
$62.00 - $62.00
$62.00

Astronomy Plus TMB 58° High-Definition Planetary Eyepiece

Astronomy Plus

Astronomy Plus TMB 58° High-Definition Planetary Eyepiece The TMB Planetary eyepiece design was developed by optical designer Thomas M. Back...

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$62.00 - $62.00
$62.00
$62.00 - $62.00
$62.00
Meade Series 5000 SWA 28 mm 2'' Eyepiece - USED (07667-U) Meade
Meade Series 5000 SWA 28 mm 2'' Eyepiece - USED (07667-U) Meade
$190.00 - $190.00
$190.00
$190.00 - $190.00
$190.00

Meade Series 5000 SWA 28 mm 2'' Eyepiece - USED (07667-U)

Meade

Meade Series 5000 SWA 28 mm 2'' Eyepiece - USED   Meade’s Series 5000 28.0 mm Super Wide Angle eyepiece is a 6‑element, fully multicoated design wi...

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$190.00 - $190.00
$190.00
$190.00 - $190.00
$190.00
Baader Winged Rubber-Eyecup 43/44 (Zoom-version) (ZOOM-WING) Baader Planetarium
$21.00 - $21.00
$21.00
$21.00 - $21.00
$21.00

Baader Winged Rubber-Eyecup 43/44 (Zoom-version) (ZOOM-WING)

Baader Planetarium

Baader winged rubber-eyecup 43/44 Winged straylight-shield/ eyeglassprotector: Excellent stray light shield against side illumination, fast fold...

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$21.00 - $21.00
$21.00
$21.00 - $21.00
$21.00
Baader Hyperion Universal Zoom Mark IV 8-24mm 68° - USED (HYP-ZOOM-U) Baader Planetarium
Baader Hyperion Universal Zoom Mark IV 8-24mm 68° - USED (HYP-ZOOM-U) Baader Planetarium
Save $81.00 Save $0.00
$401.00
$401.00 - $401.00
$401.00
$320.00
$320.00 - $320.00
$320.00

Baader Hyperion Universal Zoom Mark IV 8-24mm 68° - USED (HYP-ZOOM-U)

Baader Planetarium

Baader Hyperion Universal Zoom Mark IV 8-24mm 68° - USED Both eyepieces are really good condition. Lenses and body without wear. The Baader Hyperio...

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$401.00
$401.00 - $401.00
$401.00
$320.00
$320.00 - $320.00
$320.00
Save $81.00 Save $0.00
Baader Carl Zeiss 1.25¨ Eyepiece Barlow Lens 2X (ZBARLOW) Baader Planetarium
Baader Carl Zeiss 1.25¨ Eyepiece Barlow Lens 2X (ZBARLOW) Baader Planetarium
$695.00 - $695.00
$695.00
$695.00 - $695.00
$695.00

Baader Carl Zeiss 1.25¨ Eyepiece Barlow Lens 2X (ZBARLOW)

Baader Planetarium

Baader Carl Zeiss 1.25¨ Eyepiece Barlow Lens 2X Available again for a limited time: Carl Zeiss 1¼" Abbe Barlow lens with T-2 thread made in German...

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$695.00 - $695.00
$695.00
$695.00 - $695.00
$695.00
Polaris I Measuring and Guiding 25mm Illuminated Eyepiece (POL-1) Baader Planetarium
Polaris I Measuring and Guiding 25mm Illuminated Eyepiece (POL-1) Baader Planetarium
$162.00 - $162.00
$162.00
$162.00 - $162.00
$162.00

Polaris I Measuring and Guiding 25mm Illuminated Eyepiece (POL-1)

Baader Planetarium

Polaris I Measuring and Guiding 25mm Illuminated Eyepiece Polaris I, 25mm measuring & guiding illuminated eyepiece, batteries included With ...

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$162.00 - $162.00
$162.00
$162.00 - $162.00
$162.00
Baader Foldable Morpheus® Eyecup (M43-threaded) (MORPH-EYCP) Baader Planetarium
Baader Foldable Morpheus® Eyecup (M43-threaded) (MORPH-EYCP) Baader Planetarium
$24.00 - $24.00
$24.00
$24.00 - $24.00
$24.00

Baader Foldable Morpheus® Eyecup (M43-threaded) (MORPH-EYCP)

Baader Planetarium

Baader Foldable Morpheus® Eyecup (M43-threaded) Rubber eyecup with M43 metal thread Holds absolutely tight on our Morpheus eyepieces due to the sc...

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$24.00 - $24.00
$24.00
$24.00 - $24.00
$24.00
Baader Log-Pot Illuminator for Microguide Eyepiece and Illuminated Finders (ILLUM) Baader Planetarium
Baader Log-Pot Illuminator for Microguide Eyepiece and Illuminated Finders (ILLUM) Baader Planetarium
$70.00 - $70.00
$70.00
$70.00 - $70.00
$70.00

Baader Log-Pot Illuminator for Microguide Eyepiece and Illuminated Finders (ILLUM)

Baader Planetarium

Baader Log-Pot Illuminator for Microguide Eyepiece and Illuminated Finders Black version incl. 2pc batteries SR41W/1.55V For Micro Guide eyepiec...

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$70.00 - $70.00
$70.00
$70.00 - $70.00
$70.00
$117.00 - $117.00
$117.00
$117.00 - $117.00
$117.00

Baader Hyperion / Morpheus® Eyepiece case (HYP-CASE)

Baader Planetarium

Baader Hyperion / Morpheus® Eyepiece case Eyepiece case with pre-punched compartments for up to eight eyepieces Suitable for Morpheus and Hyperi...

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$117.00 - $117.00
$117.00
$117.00 - $117.00
$117.00
Baader Hyperion 2" Finetuning Stopring (HYP-STOP) Baader Planetarium
Baader Hyperion 2" Finetuning Stopring (HYP-STOP) Baader Planetarium
$35.00 - $35.00
$35.00
$35.00 - $35.00
$35.00

Baader Hyperion 2" Finetuning Stopring (HYP-STOP)

Baader Planetarium

Baader Hyperion 2" Finetuning Stopring With the stop collar bottoming of 1¼ "barrel with applications of fine tuning rings on the diagonal, or a p...

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$35.00 - $35.00
$35.00
$35.00 - $35.00
$35.00
$417.00 - $417.00
$417.00
$417.00 - $417.00
$417.00

Takahashi Ortho Extender 4X (TKA00831)

Takahashi

Takahashi Ortho Extender 4X  In the Box Takahashi Ortho extender 4X (TKA00831) Manual & Warranty Takahashi 5-Years Warranty

$417.00 - $417.00
$417.00
$417.00 - $417.00
$417.00
$317.00 - $317.00
$317.00
$317.00 - $317.00
$317.00

Takahashi Ortho extender 2X (TKA00830)

Takahashi

Takahashi Ortho extender 2X  In the Box Takahashi Ortho extender 2X (TKA00830) Manual & Warranty Takahashi 5-Years Warranty

$317.00 - $317.00
$317.00
$317.00 - $317.00
$317.00
Baader Rubber Eyeshield II for Diameter 33.5 - 34 mm (EYECP-2) Baader Planetarium
Baader Rubber Eyeshield II for Diameter 33.5 - 34 mm (EYECP-2) Baader Planetarium
$19.00 - $19.00
$19.00
$19.00 - $19.00
$19.00

Baader Rubber Eyeshield II for Diameter 33.5 - 34 mm (EYECP-2)

Baader Planetarium

Baader Rubber Eyeshield II for Diameter 33.5 - 34 mm   With folding side wing For diamter 33.5mm - 34mm Technical Specifications MANUFACTURE...

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$19.00 - $19.00
$19.00
$19.00 - $19.00
$19.00
Baader Classic Q-Turret Eyepiece Set (BCQ-SET) Baader Planetarium
Baader Classic Q-Turret Eyepiece Set (BCQ-SET) Baader Planetarium
$408.00 - $408.00
$408.00
$408.00 - $408.00
$408.00

Baader Classic Q-Turret Eyepiece Set (BCQ-SET)

Baader Planetarium

Baader Classic Q-Turret Eyepiece Set Packaged together in a fitted foam lined decorative Astro-Box, the 4 Classic Eyepieces, Q-Barlow, and Q-Turret...

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$408.00 - $408.00
$408.00
$408.00 - $408.00
$408.00
Baader Classic Ortho 18mm Eyepiece (BC0-18) Baader Planetarium
Baader Classic Ortho 18mm Eyepiece (BC0-18) Baader Planetarium
$107.00 - $107.00
$107.00
$107.00 - $107.00
$107.00

Baader Classic Ortho 18mm Eyepiece (BC0-18)

Baader Planetarium

Baader Classic Ortho 18mm Eyepiece Even before the disappearance of the famed Baader Genuine Orthoscopics, Baader Planetarium sought to develop a t...

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$107.00 - $107.00
$107.00
$107.00 - $107.00
$107.00
Baader Classic Ortho 6mm Eyepiece (BC0-6) Baader Planetarium
Baader Classic Ortho 6mm Eyepiece (BC0-6) Baader Planetarium
$107.00 - $107.00
$107.00
$107.00 - $107.00
$107.00

Baader Classic Ortho 6mm Eyepiece (BC0-6)

Baader Planetarium

Baader Classic Ortho 6mm Eyepiece Even before the disappearance of the famed Baader Genuine Orthoscopics, Baader Planetarium sought to develop a tr...

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$107.00 - $107.00
$107.00
$107.00 - $107.00
$107.00
Sold out
$1,259.00 - $1,259.00
$1,259.00
$1,259.00 - $1,259.00
$1,259.00

Explore Scientific 120° Series 9mm Waterproof Eyepiece (EPWP12009-01)

Explore Scientific

Explore Scientific 120° Series 9mm Waterproof Eyepiece The Explore Scientific 9mm 120° Series eyepiece really is in a class by itself. The 120° app...

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$1,259.00 - $1,259.00
$1,259.00
$1,259.00 - $1,259.00
$1,259.00
Sold out
$1,399.00 - $1,399.00
$1,399.00
$1,399.00 - $1,399.00
$1,399.00

Explore Scientific 100° Series 3" 30mm Waterproof Eyepiece (EPWP10030-01)

Explore Scientific

Explore Scientific 100° Series 3" 30mm Waterproof Eyepiece Huge apparent field of view not only gave the observer a panoramic visual experience, b...

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$1,399.00 - $1,399.00
$1,399.00
$1,399.00 - $1,399.00
$1,399.00
$1,259.00 - $1,259.00
$1,259.00
$1,259.00 - $1,259.00
$1,259.00

Explore Scientific 100° Series 25mm Waterproof Eyepiece (EPWP10025-01)

Explore Scientific

Explore Scientific 100° Series 25mm Waterproof Eyepiece Huge apparent field of view not only gave the observer a panoramic visual experience, but ...

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$1,259.00 - $1,259.00
$1,259.00
$1,259.00 - $1,259.00
$1,259.00
$699.00 - $699.00
$699.00
$699.00 - $699.00
$699.00

Explore Scientific 100° 20mm Waterproof Eyepiece (EPWP10020-01)

Explore Scientific

Explore Scientific 100° 20mm Waterproof Eyepiece Huge apparent field of view not only gave the observer a panoramic visual experience, but they re...

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$699.00 - $699.00
$699.00
$699.00 - $699.00
$699.00
$489.00 - $489.00
$489.00
$489.00 - $489.00
$489.00

Explore Scientific 100° Series 14mm Waterproof Eyepiece (EPWP10014-01)

Explore Scientific

Explore Scientific 100° Series 14mm Waterproof Eyepiece Huge apparent field of view not only gave the observer a panoramic visual experience, but ...

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$489.00 - $489.00
$489.00
$489.00 - $489.00
$489.00
$419.00 - $419.00
$419.00
$419.00 - $419.00
$419.00

Explore Scientific 100° Series 5.5mm Waterproof Eyepiece (EPWP10055-01)

Explore Scientific

Explore Scientific 100° Series 5.5mm Waterproof Eyepiece   Huge apparent field of view not only gave the observer a panoramic visual experience, b...

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$419.00 - $419.00
$419.00
$419.00 - $419.00
$419.00
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