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Telescopes
Best of Telescopes
Best Telescopes for Kids Best Telescopes for Beginners Best Telescopes for Astrophotography Best Telescopes for Viewing Planets Best Telescopes for Eclipses Best Telescopes Under $500 All Telescopes Telescopes on Sale
By Type
Celestron NexStar Celestron StarSense Explorer Refractors Reflectors Dobsonians Scmitd Cassegrain - SCT GoTo and Computerized Table Top Spotting Scopes Guide Scopes Solar Telescopes Optical Tube Assembly - OTA Astrographs All Telescopes
By Brand
Askar Celestron Explore Scientific Meade Orion SharpStar Sky-Watcher Tele Vue Unistellar William Optics All Telescopes
Start Here
Buying Your First Telescope So You've Got a Telescope: Now What?
Astrophotography
Cameras
Deep Sky Planetary and Lunar Guiding Cameras Solar All Cameras
Filters
LRGB Filters SHO Filters 3nm Filters Light Pollution Dual Band UV/IR Cut All Filters
Accessories
Auto Focusers and EAF Filter Wheels Filter Drawers Focusing Masks Off Axis Guiders - OAG Smartphone Adapters
By Brand
ZWO Optolong Antlia QHY Orion Baader Planetarium Sharpstar Astrophotography William Optics Astrographs All Astro PrimaLuceLab
Start Here
Astrophotography for Beginners How to Use a Star Adventurer Tracker How to Shoot the Moon
Solar Photography
Daystar Instruments - Quark Meade PST, Coronado Lunt
Mounts and Tripods
By Type
Alt Azimuth Equatorial GoTo and Computerized Harmonic Manual Star Trackers All Mounts and Tripods
By Brand
iOptron Sky-Watcher Celestron Tele Vue Explore Scientific All Mounts and Tripods
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All Accessories Essential Astronomy Accessories
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Learning Center
Helpful Articles
Astrophotography for Beginners Series Choosing the Best Beginner Telescope Upgrading Your Telescope Eyepieces Is the Celestron NexStar the Best Telescope?
Videos
Nexstar Videos
Astrophotography
Step 1: Using the Star Adventurer Tracker Step 2: How to Shoot the Moon Step 3: Choosing Gear for Deep-Sky Imaging Step 4: Shooting Deep-Sky Images
Buying Your First Telescope
Part One: What’s the Best Telescope? Part Two: Making the Choice Part Three: Our Recommendations (2022)
Using Your First Telescope
Part One: Tips for Happy Stargazing Part Two: Aligning a GoTo Scope
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How to Buy the Best Binoculars for Birding Get the Most Out of Your Binoculars Bird Watching 101: Your Essential Guide
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Baader Planetarium Celestron Coronado Explore Scientific iOptron Kendrick Astro Lunt Meade Orion Sky-Watcher Tele Vue Unistellar
Astrophotography
Antlia Askar Daystar Instruments Founder Optics Optolong Pegasus Astro PrimaLuceLab QHYCCD Sharpstar William Optics ZWO
Birding and Binoculars
Kowa Leica Pentax Zeiss
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Home / Eyepieces 21mm and Up

Eyepieces 21mm and Up

Telescope eyepieces with a focal length greater than 21mm are generally wide-field, low magnification eyepieces.  As a rule of thumb, we recommend 25x magnification/inch of aperture for planetary astronomy, and 50x magnification/inch of aperture for deep sky astronomy.  If you need help calculating field of view, or magnification, reach out.  We're always happy to help.  We also have an excellent guide on how to choose eyepieces here.
Special Order
iOptron
iOptron Eyepiece 25mm PL (TP125)
No reviews
$25.00

1.25 inch 25mm Plossl eyepiece Specifications Apparent FOV: 50 degrees Eye relief: 17.5 mm

Special Order
iOptron
iOptron 1.25" Plossl Eyepiece 25mm (6241-25)
No reviews
$35.00

The iOptron 52° 25mm Plossl Eyepiece is designed for comfortable near and deep-space astronomical observation. The relatively long focal length will produce a moderate magnification on most OTAs, making it a versatile addition to any...

Special Order
Orion Telescopes USD
Orion Shorty 1.25" 2x Barlow Lens (08711)
No reviews
$39.99

Give your telescope eyepieces a 2x power boost! The Orion Shorty 1.25" 2x Barlow Lens doubles the power of any 1.25" telescope eyepiece it's used with. For about the price of a single eyepiece or...

Special Order
iOptron
iOptron Eyepiece Set 10mm & 25mm PL (TP100)
No reviews
$45.00

1.25 inch Plossl eyepiece set Specifications 10mm Apparent FOV: 50 degrees Eye relief: 7 mm 25mm Apparent FOV: 50 degrees Eye relief: 17.5 mm

Celestron
Celestron Omni Plossl 40mm Eyepiece 1.25" (93325)
1 review
$49.95

Celestron Omni series eyepieces offer a 43º apparent field of view, perfect for the Moon, planets, and a plethora of deep-sky objects. The premium four-element optical set is finished with multiple layers of high-transmission coatings...

Sky-Watcher
Skywatcher LET 2" 28mm Eyepiece (90558)
No reviews
$65.00

These eyepieces allow 20mm of eye relief for viewing comfort, even with high power. The rubber eyecups are included to keep out extraneous light. These eyepieces are especially valuable for observers wearing eyeglasses. They provide...

In Stock
Celestron
Celestron E-LUX 26mm Kellner Eyepiece 2" (94320)
No reviews
$69.00

Get more light to your eye and enjoy the low-power, wide-field views of Celestron’s E-lux 2” eyepiece. Designed to be used with any telescope with a 2” focuser, the Celestron E-lux eyepiece is a 3-element,...

In Stock
Celestron
Celestron E-LUX 32mm Eyepiece 2"(94321)
$75.00

Get more light to your eye and enjoy the low-power, wide-field views of Celestron’s E-lux 2” eyepiece. Designed to be used with any telescope with a 2” focuser, the Celestron E-lux eyepiece is a 3-element,...

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iOptron
iOptron 2" WV Eyepiece 30mm (6242-30)
No reviews
$79.00

iOptron's Super View 68° 30mm Eyepiece features a large 2" diameter barrel to fit into larger focusers and accessories. The long focal length produces a moderate to low magnification on most OTAs, providing a wide...

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DayStar Instruments
DayStar 25mm 1.25" Eyepiece (62°) (EP25WA)
No reviews
$100.00

Designed using an apochromatic 4-element/2-group lens configuration, the Daystar Filter 25mm Orthoscopic Eyepiece is a useful addition to your solar observing kit. By it's nature, an orthoscopic produces a flat field of view with minimal...

In Stock
Celestron
Celestron X-Cel LX 25mm Eyepiece 1.25" (93426)
1 review
$99.95

Celestron X-Cel LX series eyepieces offer a 60º apparent field of view, perfect for the Moon, the planets, and a plethora of deep-sky objects. The premium six-element optical set is finished with multiple layers of...

In Stock
Sky Instruments
Antares 27mm Kellner X-Hair Eyepiece (IRK25)
1 review
$105.00

The 1.25" IRK27 is the fully coated glass reticle Kellner eyepiece used on all Antares illuminated finderscopes. It has 55 degree AFOV, helical focusing for the XX reticle and uses the Hi-Bright illuminator with variable...

In Stock
Tele Vue Optics
Tele Vue 25.0 Plossl (EAP-25.0)
1 review
$122.00

The 25mm, 20mm, 15mm, 11mm and 8mm Plössls round out the focal lengths for various observing from deep sky to planetary. They work best with TeleVue Powermates to effectively double the number of focal lengths...

Special Order
Celestron
Celestron Omni Plossl 56mm Eyepiece 2" (93328)
$124.95

Enjoy the view with Celestron’s Omni 56mm eyepiece – a low power wide-field 2” eyepiece with superior light transmission. This 4-element, fully multi-coated Plössl design offers a 47º apparent field of view—a great combination of...

In Stock 19% OFF
Baader Planetarium
Baader Planetarium Hyperion 21mm Eyepiece (HYP-21)
1 review
$136.00 $167.00

These are fantastic eyepieces, nice and crisp right to the edges. A massive upgrade over the kit eyepieces that come with beginner telescopes.

19% OFF
Baader Planetarium
Baader Planetarium Hyperion 24mm Eyepiece (HYP-24)
3 reviews
$136.00 $167.00

These are fantastic eyepieces, nice and crisp right to the edges. A massive upgrade over the kit eyepieces that come with beginner telescopes.

Tele Vue Optics
Tele Vue 32.0 Plossl (EPL-32.0)
$155.00

The 32mm Plössls, with its larger 50° apparent field, will deliver the same true field as the 40mm but with higher magnification. The 32mm is parfocal with the shorter focal length Plössls. Since we introduced...

In Stock
Tele Vue Optics
Tele Vue 40.0 Plossl (EPL-40.0)
$155.00

In the 1¼" series we included a long eye-relief 40mm focal length in the series with a 43° apparent field. Like the 55mm, its focal plane is at the barrel edge for maximum field in...

In Stock 18% OFF
Baader Planetarium
Baader Planetarium 31mm Hyperion-Aspheric Eyepiece (HYP-31)
1 review
$182.00 $221.00

These are fantastic eyepieces, nice and crisp right to the edges. A massive upgrade over the kit eyepieces that come with beginner telescopes.

In Stock 19% OFF
Baader Planetarium
Baader Planetarium 36mm Hyperion-Aspheric Eyepiece (HYP-36)
$191.00 $235.00

These are fantastic eyepieces, nice and crisp right to the edges. A massive upgrade over the kit eyepieces that come with beginner telescopes.

In Stock
Sky Instruments
Antares 2" (25mm) Speers-Waler Series 4 Eyepiece (SW25S4)
$194.00

Speers-Waler Series4 2" 25mm eyepiece offers a wide 75 degree AFOV with superb correction. Specifications Focal length 25.0mm Eye relief : 10mm Elements: 6 The Series4 25mm performance Edge field curvature (546nM): Sagittal,-0.22mm, Tangential: 0.23mm....

In Stock
Celestron
Celestron Luminos 23mm Eyepiece 2" (93434)
$239.95

These are high quality wide field of view eyepieces designed to get the best out of any telescope. You'll be amazed at how this premium eyepiece will upgrade your view.

Tele Vue Optics
Tele Vue 55.0 Plossl (EPL-55.0)
$256.00

The 55mm focal length has the largest true field possible for 2" eyepiece holders -3 times the true field area of any 1¼" eyepiece. The focal plane is placed at the end of the barrel...

In Stock
Celestron
Celestron Ultima Edge 24mm Flat Field Eyepiece 1.25" (93453)
$249.95

See the whole picture with Ultima Edge. These flat-field eyepieces were designed to provide an ultra-sharp, ultra-clear, crisp image from the center all the way to the edge of the field of view. The 24mm...

Celestron
Celestron Luminos 31mm Eyepiece 2" (93435)
$279.95

These are high quality wide field of view eyepieces designed to get the best out of any telescope. You'll be amazed at how this premium eyepiece will upgrade your view.

Celestron
Celestron Ultima Edge Flat Field 30mm Eyepiece 2" (93454)
$279.95

See the whole picture with Ultima Edge. These flat-field eyepieces were designed to provide an ultra-sharp, ultra-clear, crisp image from the center all the way to the edge of the field of view. The 30mm...

In Stock 10% OFF
Ricoh
Pentax 30mm XW Series 2" Eyepiece (70537)
3 reviews
$336.00 $373.00

Pentax XW eyepieces are cult classics. They show extraordinary clarity and detail and are the most comfortable eyepieces we've ever used. We love all the eyepieces we sell, but these might be our favorites.

Tele Vue Optics
Tele Vue 24.0 Panoptic (EPO-24.0)
2 reviews
$352.00

This Sky & Telescope "Hot Product" is designed to produce the largest true field possible in a 1¼" eyepiece. (Its 27mm field stop is the same as the 32mm TeleVue Plössl). The higher power darkens...

In Stock 9% OFF
Ricoh
Pentax 40mm XW Series 2" Eyepiece (70538)
No reviews
$366.00 $403.00

Pentax XW eyepieces are cult classics. They show extraordinary clarity and detail and are the most comfortable eyepieces we've ever used. We love all the eyepieces we sell, but these might be our favorites.

Tele Vue Optics
Tele Vue 27.0 Panoptic (EPO-27.0)
3 reviews
$380.00

Housed in a 2" barrel like the 35mm, the 27mm is lighter & smaller. It's perfect for any telescope size, type or speed, where a little more magnification is desired, yet still allows full field...

In Stock
Tele Vue Optics
Tele Vue 35.0 Panoptic (EPO-35.0)
$428.00

The 35mm has a large true field with plenty of eye relief for eyeglass wearers. When combined with a Paracorr to correct the coma of an f/4.5 Newtonian, performance is spectacular across the 68 degree...

In Stock 8% OFF
Ricoh
Pentax 16.5mm XW Series 2" Eyepiece (70540)
1 review
$425.00 $462.00

Pentax XW eyepieces are cult classics. They show extraordinary clarity and detail and are the most comfortable eyepieces we've ever used. We love all the eyepieces we sell, but these might be our favorites.

In Stock
Explore Scientific
Explore Scientific 82 Degree Series 24mm Waterproof Eyepiece (EPWP8224-01)
No reviews
$439.99

The 24mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providing both super-wide apparent field and generous eye relief. It is perfect for any application where more...

In Stock 8% OFF
Ricoh
Pentax 23mm XW Series 2" Eyepiece (70541)
No reviews
$447.00 $485.00

Pentax XW eyepieces are cult classics. They show extraordinary clarity and detail and are the most comfortable eyepieces we've ever used. We love all the eyepieces we sell, but these might be our favorites.

In Stock
Tele Vue Optics
Tele Vue 22.0 Nagler Type 4 (EN4-22.0)
1 review
$487.00

Tele Vue Naglers are the original wide-field eyepiece. There's something special about a Tele Vue, and these are the definitive Tele Vue. If you're looking for a wide, immersive view, this is your eyepiece.

In Stock
Explore Scientific
Explore Scientific 82 Degree Series 30mm Waterproof Eyepiece (EPWP8230-01)
No reviews
$499.99

The 30mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providing both super-wide apparent field and generous eye relief. It is perfect for any application where more...

In Stock
Tele Vue Optics
Tele Vue 41.0 Panoptic (EPO-41.0)
$576.00

The 41mm Panoptic eyepiece is a big brother to the 24mm Panoptic (largest 1.25" field). With its 46mm field stop, the 41mm Panoptic delivers the largest 2" field possible. An adjustable and removable screw-type top...

In Stock
Tele Vue Optics
Tele Vue 31.0 Nagler Type 5 (EN5-31.0)
3 reviews
$698.00

Tele Vue Naglers are the original wide-field eyepiece. There's something special about a Tele Vue, and these are the definitive Tele Vue. If you're looking for a wide, immersive view, this is your eyepiece.

In Stock
Tele Vue Optics
Tele Vue 21.0 Ethos (ETH-21.0)
1 review
$894.00

The 21mm focal length completes the logical set of 21mm/13mm/8mm and nicely juxtaposes the 17mm/10mm/6mm combination. Each step within these two sets approaches a 3x field area gain. The 21mm's effective field stop diameter is...

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