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




ASTROSYSTEMS LIGHT PIPE 1.25" Nexus DSC
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!
ASTROSYSTEMS LIGHT PIPE SIGHT TUBE/CHESHIRE COMBO COLLIMATION TOOL--1.25"
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List Price: $79.99
Our Price: $49.99
Savings: $30.00
1 in stock!
NEXUS DSC ADVANCED DIGITAL SETTING CIRCLES--WIFI HEAD UNIT, MICRO SD CARD, CHARGER
Back Order
List Price: $647.95
Our Price: $404.99
Savings: $242.96
3 in stock!
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. ASTROSYSTEMS LIGHT PIPE SIGHT TUBE/CHESHIRE COMBO COLLIMATION TOOL--1.25". A SINGLE AFFORDABLE TOOL TO COLLIMATE BOTH MIRRORS. NEXUS DSC ADVANCED DIGITAL SETTING CIRCLES--WIFI HEAD UNIT, MICRO SD CARD, charger. Advanced digital setting circles computer--packs all the latest technologies into a state-of-the-art device. Encoders, wiring, and attachment hardware not included.
DGM NPB narrowband nebula filter 1.25" EXPLORE SCIENTIFIC 82° SERIES 8.8MM WATERPROOF Ar EYEPIECE--1.25" BAADER MORPHEUS 12.5mm 76° Eyepiece
DGM NPB narrowband nebula filter 1.25"
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List Price: $120.00
Our Price: $75.00
Savings: $45.00
3 in stock!
EXPLORE SCIENTIFIC 7-ELEMENT 82° SERIES 8.8MM WATERPROOF AR EYEPIECE--1.25"
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List Price: $333.99
Our Price: $149.99
Savings: $184.00
4 in stock!
BAADER MORPHEUS 12.5mm 76° 8-element Long Eye Relief Eyepiece-1.25"/2.0",#2954212
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List Price: $360.00
Our Price: $239.99
Savings: $120.01
2 in stock!
DGM NPB narrowband nebula filter 1.25",23nm narrow bandwidth for superb contrast along with deep red transmission for imaging and better visuals An ultrawide 82° field and argon-purged waterproof construction w/superb coatings all combine to make these the "Everyman's Series", useful on every type of object. 8.8mm FL 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
Olivon 58° -- HD 4mm 1.25" eyepiece TELEVUE ETHOS, 2"/1.25", 9-ELEMENT, 13MM, 100 DEGREES TELEVUE DELOS, 1.25", ?-ELEMENT, 17.3MM, 72 DEGREES
Olivon 58° -- HD 4mm 1.25" 5-element eyepiece
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List Price: $98.00
Our Price: $63.00
Savings: $35.00
2 in stock!
TELEVUE ETHOS, 2"/1.25", 13MM, 100°
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List Price: $780.00
Our Price: $610.00
Savings: $170.00
2 in stock!
TELEVUE DELOS, 17.3MM, 72°, 1.25", LONG EYE RELIEF
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List Price: $445.00
Our Price: $340.00
Savings: $105.00
2 in stock!
Olivon 4mm HD 58 degree astronomical eyepiece for planetary and general observations The best 100-110° eyepieces made. Superb clarity, color-fidelity, edge-of-field sharpness, light transmission, ultra-low distortion & comfortable 15mm eye relief. Ethos eyepieces have an enormous field with superb contrast. 21 to 3.7mm focal lengths available. Delos' 72° field produces incredible sharpness from edge to edge--Perfect for all objects.  perfect for glasses wearers and non-glasses wearers because of an innovative eyecup design.
Howie Glatter Laser Collimator--2" 650nm Lumicon Comet Filter-1.25" UNIHEDRON SQM--WIDE FIELD VERSION
Howie Glatter Laser Collimator--2" 650nm
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List Price: $210.00
Our Price: $150.00
Savings: $60.00
2 in stock!
Lumicon Comet Filter-1.25"
Usually Ships in 24 Hours
List Price: $210.99
Our Price: $149.99
Close Out $109.00
Savings: $101.99
1 in stock!
UNIHEDRON SKY QUALITY METER (SQM)--WIDE FIELD VERSION
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List Price: $149.99
Our Price: $119.99
Savings: $30.00
2 in stock!
Howie Glatter Laser Collimator--2" 650nm
Best for night use--deep red beam has least impact on night vision
Lumicon Comet Filter-1.25" Great filter to enhance gas emissions in comet tails by passing O-III and Cyanogen lines and very little else through the filter 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! Wide 80° field.
ECLIPSE SHADES--SAFE SOLAR VIEWING GLASSES SnapZoom Cell Phone Adapter
ECLIPSE SHADES--GLASSES FOR VIEWING SOLAR ECLIPSES, SUNSPOTS AND PLANETARY TRANSITS
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List Price: $5.99
Our Price: $2.99
Savings: $3.00
25 in stock!
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!
SnapZoom Cell Phone Adapter for Optical Instuments
Usually Ships in 24 Hours
List Price: $96.00
Our Price: $69.99
Savings: $26.01
2 in stock!
ECLIPSE SHADES--GLASSES FOR VIEWING SOLAR ECLIPSES, SUNSPOTS AND PLANETARY TRANSITS 10mm Vixen SSW Ultra Wide 83° 7 element eyepiece, Lanthanum and tantalum glass, Japanese made, Full multi-coatings, even on cemented surfaces, work with fast f/4.0 optics. 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.



SUPER DEALS

Lumicon Deep Sky Broadband Filter 2"

List Price: $420.99
Our Price: $299.99
Close Out $219.00
Savings: $201.99
Lumicon Deep Sky Broadband Filter 2"
Lumicon Deep Sky Broadband Filter 2"
The benchmark for broadband light pollution reduction, contrast enhancing, nebula filters


MOST RECOMMENDED

Lumicon Comet Filter-2"
Close Out $219.00
Starguy Variable Polarizer Moon Filter--2"
Our Price: $110.00
TELEVUE ZOOM, 1.25", 3-6MM, 50 DEGREES
Our Price: $400.00
EXPLORE SCIENTIFIC 92 SERIES 17MM WP EYEPIECE-2"
Our Price: $499.99
BAADER MORPHEUS 4.5mm 76° Eyepiece
Our Price: $239.99


RECENT ARRIVALS

Olivon 2" BK7 Roof Prism Diagonal w/1.25" adapter
Our Price: $189.99
BAADER CLICKLOCK CLAMP FOR SCT 3.3" THREAD
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TELEVUE DELITE 9MM,1.25",62°
Our Price: $250.00
VIXEN HR 2.0MM PLANETARY EYEPIECE, 42°,1.25"
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TELEVUE DELITE 5MM,1.25",62°
Our Price: $250.00