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





Astronomik O-III Line Nebula Filter-2" DGM NPB narrowband nebula filter 1.25" ASTROSYSTEMS LIGHT PIPE 1.25"
Astronomik O-III Line Nebula Filter-2"
Usually Ships in 24 Hours
List Price: $229.99
Our Price: $199.99
Savings: $30.00
3 in stock!
DGM NPB narrowband nebula filter 1.25"
Usually Ships in 24 Hours
List Price: $120.00
Our Price: $75.00
Savings: $45.00
3 in stock!
ASTROSYSTEMS LIGHT PIPE SIGHT TUBE/CHESHIRE COMBO COLLIMATION TOOL--1.25"
Usually Ships in 24 Hours
List Price: $79.99
Our Price: $49.99
Savings: $30.00
3 in stock!
Astronomik O-III Line Nebula Filter-2" w/14nm bandwidth DGM NPB narrowband nebula filter 1.25",23nm narrow bandwidth for superb contrast along with deep red transmission for imaging and better visuals ASTROSYSTEMS LIGHT PIPE SIGHT TUBE/CHESHIRE COMBO COLLIMATION TOOL--1.25". A SINGLE AFFORDABLE TOOL TO COLLIMATE BOTH MIRRORS.
SnapZoom Cell Phone Adapter TELEVUE DELITE 11MM,1.25",62° ECLIPSE SHADES--SAFE SOLAR VIEWING GLASSES
SnapZoom Cell Phone Adapter for Optical Instuments
Usually Ships in 24 Hours
List Price: $96.00
Our Price: $69.99
Savings: $26.01
4 in stock!
TELEVUE DELITE 11MM,1.25",62°,LONG EYE RELIEF EYEPIECE
Usually Ships in 24 Hours
List Price: $325.00
Our Price: $250.00
Savings: $75.00
4 in stock!
ECLIPSE SHADES--GLASSES FOR VIEWING SOLAR ECLIPSES, SUNSPOTS AND PLANETARY TRANSITS
Usually Ships in 24 Hours
List Price: $5.99
Our Price: $2.99
Savings: $3.00
13 in stock!
SnapZoom Camera Adapter secures a smartphone to the eyepiece of any optical device for sharp, clear, close-up photos and videos without spending tons of money on a telephoto lens. TeleVue 11mm DeLite 62 Eyepiece with 20mm of eye relief, lightweight, telescoping/lockable eyecup, with unsurpassed optical clarity, sharpness, and contrast.
DioptRx-ready. Small,1.25" size is perfect for bino-viewing.
ECLIPSE SHADES--GLASSES FOR VIEWING SOLAR ECLIPSES, SUNSPOTS AND PLANETARY TRANSITS
BAADER MORPHEUS 12.5mm 76° Eyepiece VIXEN HR 2.4MM PLANETARY EYEPIECE Olivon 32mm 70° 2" 8-element FMC eyepiece
BAADER MORPHEUS 12.5mm 76° 8-element Long Eye Relief Eyepiece-1.25"/2.0",#2954212
Usually Ships in 24 Hours
List Price: $360.00
Our Price: $239.99
Savings: $120.01
2 in stock!
VIXEN HR 2.4MM PLANETARY EYEPIECE, 5-ELEMENT, 42°, 1.25"
Usually Ships in 24 Hours
List Price: $390.00
Our Price: $279.99
Savings: $110.01
2 in stock!
Olivon 32mm 70° 2" 8-element FMC eyepiece
Usually Ships in 24 Hours
List Price: $200.00
Our Price: $129.99
Sale Price: $89.99
Savings: $110.01
1 in stock!
Baader Morpheus 76° 12.5mm 8-element Long eye Relief Eyepiece 1.25"/2" w/caps, holster, and 43mm camera adapter threads, uses 1.25" filters #2954212 VIXEN HR 2.4MM ULTRA-HIGH POWER HIGH RESOLUTION PLANETARY EYEPIECE, 5-ELEMENT, 42°, 1..25"
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.
UNIHEDRON SQM-L--NARROW FIELD VERSION Vixen/Berlebach Hydra Observer's Wooden Chair-Adjustable
UNIHEDRON SKY QUALITY METER (SQM-L)--NARROW FIELD VERSION
Usually Ships in 24 Hours
List Price: $179.99
Our Price: $134.99
Savings: $45.00
1 in stock!
Vixen/Berlebach Hydra Observer's Wooden Chair-Adjustable
Usually Ships in 3 to 5 Days
List Price: $400.00
Our Price: $249.99
Savings: $150.01
TELRAD REFLEX SIGHT W/MOUNTING BASE + BULLSEYE RETICLE
Usually Ships in 24 Hours
List Price: $56.00
Our Price: $40.00
Savings: $16.00
2 in stock!
An accurate meter for measuring sky brightness for astronomers in magnitude per square arc-second, the "Sky Quality Meter" has superb sensitivity in a handheld meter! Narrow 20° field. Vixen/Berlebach ergonomic observer's chair: The Hydra.  Padded leather comfort seat.  Lightweight and easy to transport.  Folds small for easy storage.  Adjustable from 17.7" to 31.5". TELRAD REFLEX SIGHT W/MOUNTING BASE.  CALIBRATED BULLSEYE OF 4°/2°/0.5° CIRCLE SIZE.  LONG BATTERY LIFE (TWO AA). ADDITIONAL BASES AVAILABLE FOR OTHER SCOPES.
StarGuy 105-135mm White Light Adjustable Solar Filter EXPLORE SCIENTIFIC 68° SERIES 24MM WATERPROOF Ar EYEPIECE-1.25" Howie Glatter Laser Collimator--2" 650nm
StarGuy 105-135mm White Light Adjustable Solar Filter
Usually Ships in 24 Hours
List Price: $110.00
Our Price: $79.99
Savings: $30.01
1 in stock!
EXPLORE SCIENTIFIC 6-ELEMENT 68° SERIES 24MM WATERPROOF AR EYEPIECE-1.25"
Usually Ships in 24 Hours
List Price: $289.99
Our Price: $129.99
Savings: $160.00
4 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 105-135mm White Light Adjustable Solar Filter, alum.housing, safe for visual use A wide-angle 68° eyepiece with full multi-coatings, argon-purged and waterproof, ans unsurpassed sharpness. 24mm, 1.25" And did we mention affordable?
Howie Glatter Laser Collimator--2" 650nm
Best for night use--deep red beam has least impact on night vision



SUPER DEALS

Nexus DSC

List Price: $647.95
Our Price: $404.99
Savings: $242.96
Nexus DSC
NEXUS DSC ADVANCED DIGITAL SETTING CIRCLES--WIFI HEAD UNIT, MICRO SD CARD, CHARGER. Nexus DSC is an advanced digital setting circles computer for your telescope. Nexus DSC packs all the latest technologies into a device unequaled by any other.


MOST RECOMMENDED

StarGuy Narrowband UHC Nebula filter--1.25"
Our Price: $119.99
TELEVUE ETHOS, 2", 9-ELEMENT, 17MM, 100 DEGREES
Our Price: $735.00
Howie Glatter Parallizer 2" to 1.25" adapter
Our Price: $45.00
ASTROSYSTEMS LIGHT PIPE 2" f/4+
Our Price: $89.99
TELRAD DEWSHIELD+
Our Price: $30.00


RECENT ARRIVALS

TELEVUE 1.25" EVERBRITE DIELECTRIC STAR DIAGONAL
Our Price: $190.00
Olivon 2" BK7 Roof Prism Diagonal w/1.25" adapter
Our Price: $189.99
HYPERION MKIV 8-24 CLICK-STOP ZOOM EYEPIECE #2454
Our Price: $289.99
EXPLORE SCIENTIFIC 92 SERIES 17MM WP EYEPIECE-2"
NEAF PROMO $424.99
Astronomik UHC Nebula Filter-2"
Our Price: $199.99