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Eyepieces, Barlows, Filters, Star Diagonals, Adapters, Collimators, OTAs, & accessories for the Observer.




EXPLORE SCIENTIFIC 14MM 100° AR-PURGED WATERPROOF EYEPIECE BAADER HYPERION MKIII 8-24 CLICK-STOP ZOOM #2454824--2"/1.25" Vixen SLV 12mm ED 50° FMC 7-element Eyepiece-1.25"
EXPLORE SCIENTIFIC 9-ELEMENT 14MM 100° AR PURGED WP EYEPIECE-2"
Usually Ships in 24 Hours
List Price: $1,000.99
Our Price: $449.99
Savings: $551.00
2 in stock!
BAADER HYPERION MKIII 8-24 CLICK-STOP ZOOM EYEPIECE #2454824--2" OR 1.25"
Usually Ships in 24 Hours
List Price: $432.00
Our Price: $289.99
Savings: $142.01
3 in stock!
Vixen SLV 12mm ED 50° FMC 7-element Eyepiece-1.25"
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List Price: $240.00
Our Price: $169.99
Savings: $70.01
2 in stock!
The 100° apparent field yields a giant, "floating in space" feeling.  Add that to an argon-purged waterproof design and sharp optics, and you have a great eyepiece for general viewing of DSOs, planets, Moon.....whatever! High performance zoom eyepiece w/variable focal length 8-24mm with click stops
Hyperion Phantom Group multi-coated 42 (24mm) to 70 degree (8mm) FOV
Vixen NEW SLV 12mm Eyepiece: fully multi-coated, full metal body, lanthanum glass, scratch resistant lens surface, eye relief of 20mm, twist up eye cup and high eye point design ensures many hours of observation without eye strain.  The unique shape is easy to grip and will not roll.
TELEVUE DELOS, 1.25", ?-ELEMENT, 14MM, 72 DEGREES TELEVUE ETHOS, 2"/1.25", 9-ELEMENT, 13MM, 100 DEGREES BAADER HYPERION EYEPIECE-21MM #2454621
TELEVUE DELOS, 1.25", ?-ELEMENT, 14MM, 72°
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List Price: $445.00
Our Price: $340.00
Savings: $105.00
3 in stock!
TELEVUE ETHOS, 2"/1.25", 9-ELEMENT, 13MM, 100°
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List Price: $780.00
Our Price: $610.00
Savings: $170.00
2 in stock!
BAADER HYPERION 68° EYEPIECE-21MM #2454621
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List Price: $222.00
Our Price: $147.99
Savings: $74.01
2 in stock!
The Delos eyepieces' 72° field produces unsurpassed sharpness from edge to edge.Perfect for lunar, planetary, AND deep-sky use, making them great for general use.  Supremely comfortable for glasses wearers and non-glasses wearers alike because of an innovative eyecup design. TeleVue hit a home run with the 100° Ethos eyepieces: Superb clarity, color-fidelity, edge-of-field sharpness and light transmission combine with extremely low distortion and comfortable eye relief. 68° Apparent Field, Long Eye-relief, Incredibly versatile eyepiece..
1.25 diameter fits all scopes.  One of the very Best Values in eyepieces.
Lumicon O-III Line Filter-1.25" Lumicon UHC Narrowband Filter 1.25"
VIXEN SSW 10MM 7-ELEMENT 83° ULTRAWIDE EYEPIECE-1.25"
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List Price: $490.00
Our Price: $349.99
Savings: $140.01
2 in stock!
Lumicon O-III Line Filter-1.25"
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List Price: $168.00
Our Price: $119.99
Savings: $48.01
2 in stock!
Lumicon UHC Narrowband Filter 1.25"
Usually Ships in 24 Hours
List Price: $168.00
Our Price: $119.99
Savings: $48.01
1 in stock!
10mm SSW Ultra Wide Eyepiece features an 83° FOV and 7 element design.  Low-dispersion glass, including lanthanum and tantalum, are used in the manufacture of these Japanese made eyepieces. Full multi-coatings, even on cemented surfaces,deliver high contrast sharp star images across the entiire field. No vignetting even with fast f/4.0 optics. Lumicon O-III Line Filter-1.25"
The Oxygen-III filter that is the filter against which all others are compared.  Superior contrast enhancement on planetary nebulae and emission nebulae details.
Lumicon UHC Narrowband Filter 1.25"
THE Nebula filter that transmits both H-Beta and O-III lines for universal nebula enhancement.  If you have just one, this is it.
Olivon 32mm 70° 2" 8-element FMC eyepiece Howie Glatter Laser Collimator--2" 650nm
Olivon 32mm 70° 2" 8-element FMC eyepiece
Usually Ships in 24 Hours
List Price: $200.00
Our Price: $129.99
Savings: $70.01
2 in stock!
Howie Glatter Laser Collimator--2" 650nm
Usually Ships in 24 Hours
List Price: $210.00
Our Price: $150.00
Savings: $60.00
2 in stock!
StarGuy Narrowband UHC Nebula filter--2"
Usually Ships in 24 Hours
List Price: $240.00
Our Price: $169.99
Savings: $70.01
1 in stock!
Olivon 70° 32mm FMC 8-element eyepiece with long eye relief (20mm) for glasses wearers, twist-up eye cup, Works in 2" focusers.
Labeled 1.25", but is truly a 2" eyepiece.
Howie Glatter Laser Collimator--2" 650nm
Best for night use--deep red beam has least impact on night vision
StarGuy Narrowband UHC Nebula filter-2". Transmits O-III and H-beta spectral wavelengths for superb contrast on emission nebulae in all sizes of telescope.
Howie Glatter Laser 2" TuBlug (Tube+Barlow+Plug) EXPLORE SCIENTIFIC 82° SERIES 14MM WATERPROOF Ar EYEPIECE--1.25" TELEVUE DELITE 11MM,1.25",62DEGREES
Howie Glatter Laser 2" TuBlug (Tube+Barlow+Plug)
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List Price: $161.00
Our Price: $115.00
Savings: $46.00
2 in stock!
EXPLORE SCIENTIFIC 7-ELEMENT 82° SERIES 14MM WATERPROOF AR EYEPIECE--1.25"
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List Price: $356.99
Our Price: $159.99
Savings: $197.00
5 in stock!
TELEVUE DELITE 11MM,1.25",62DEG,LONG EYE RELIEF EYEPIECE
Usually Ships in 24 Hours
List Price: $325.00
Our Price: $250.00
Savings: $75.00
5 in stock!
Howie Glatter Laser 2" TuBlug (Tube+Barlow+Plug)
Allows read of primary alignment from below in full-tubed scopes or scopes with shrouds installed.
The ultrawide 82° field and Argon-purged waterproof nature and superb coatings all combine to make this series the "Everyman's Series", useful on every target from close double stars to the very largest star clusters.  A superb series for the stargazer. TeleVue 11mm DeLite 62° Eyepiece with 20mm of eye relief, lightweight, telescoping/lockable eyecup, with unsurpassed optical clarity.
DioptRx-ready. Small,1.25" size is perfect for bino-viewing.



SUPER DEALS

TELEVUE BANDMATE NEBUSTAR NARROWBAND FILTER, 1.25"

List Price: $175.00
Our Price: $100.00
Close Out $90.00
Savings: $85.00
TELEVUE BANDMATE NEBUSTAR NARROWBAND FILTER, 1.25"
TELEVUE BANDMATE NEBUSTAR NARROWBAND FILTER, 1.25"
High-performance, dielectric, squarewave "UHC" type general purpose narrow-band filter great for all nebulae types and instrument sizes.


MOST RECOMMENDED

Olivon 22mm 70° 2" 8-element FMC eyepiece
Our Price: $129.99
EXPLORE SCIENTIFIC 20MM 100° WATERPROOF EYEPIECE
Our Price: $329.99
Howie Glatter Parallizer 2" to 1.25" adapter
Our Price: $45.00


RECENT ARRIVALS

Starguy Variable Polarizer Moon Filter--2"
Our Price: $79.99
Starguy Broadband Moon & SkyGlow Filter--2"
Our Price: $169.99
VIXEN SSW 14MM 83 DEGREE ULTRAWIDE EYEPIECE-1.25"
Our Price: $349.99
Starguy O-III Nebula Line filter--1.25"
Our Price: $119.99
Starguy O-III Nebula Line filter--2"
Our Price: $169.99