Narrow By
Specials:
New
Eyepiece focal length range:
Barrel diameter:
Near focus range:
Linear field of view range:
Eyepiece apparent field of view range:
Magnification factor range:
Lens elements range:
Mount weight rating range:
Filter use:
Thread size:

{ width: 160, height: 160, defaultImage: '', layers: '56911' }

3.98" ID Meade Full Aperture Glass Solar Filter
Transform your telescope into a SAFE way to view the Sun! Available in 10 different sizes for viewing and imaging the sun in white-light. Our aluminum housing, reflective helios solar glass filters block 99.999% of incoming light.
$199.99

{ width: 160, height: 160, defaultImage: '', layers: '56928' }

5.98" ID Meade Full Aperture Glass Solar Filter
A SAFE way to view the Sun! Ten(10) sizes available for viewing and imaging the sun in white-light. Aluminum housing, reflective helios solar glass filters block 99.999% of incoming light and ISO certified.
$229.99

{ width: 160, height: 160, defaultImage: '', layers: '07414' }

Orion 8x50 Right-Angle Correct Image Crosshair Finder Scope
3.5 / 5.0
Discover the back-saving comfort of a right-angle correct image ("RACI") finder scope. Big 50mm aperture and 8x magnification with easy X-Y aiming adjustment makes alignment and object targeting a breeze. A great upgrade for Dobs, especially!
$99.99
Compare

{ width: 160, height: 160, defaultImage: '', layers: '55895' }

Coronado SolarMax III Blocking Filter BF10
Coronado 10mm right angle blocking filter in the SolarMax III design. Includes 2" nosepiece with 1.25" eyepiece holder and t-thread. Cannot be used without a SolarMax etalon. For full disc image of the Sun for telescopes up to 1,000mm focal length.
$649.99
3 easy payments of $216.66
With payment plan

{ width: 160, height: 160, defaultImage: '', layers: '55896' }

Coronado SolarMax III Blocking Filter BF15
Coronado 15mm right angle blocking filter in the SolarMax III design. Includes 2" nosepiece with 1.25" eyepiece holder and t-thread. Cannot be used without a SolarMax etalon. For full disc image of the Sun for telescopes up to 1,500mm focal length.
$849.99
3 easy payments of $283.33
With payment plan

{ width: 160, height: 160, defaultImage: '', layers: '55897' }

Coronado SolarMax III Blocking Filter BF30
Coronado 30mm right angle blocking filter in the SolarMax III design. Includes 2" nosepiece with 1.25" eyepiece holder and t-thread. Cannot be used without a SolarMax etalon. For full disc image of the Sun for telescopes up to 3,000mm focal length.
$2,299.99
3 easy payments of $766.66
With payment plan

{ width: 160, height: 160, defaultImage: '', layers: '03519' }

2" Eyepiece & 40-50mm Finder Scope Heating Band
5.0 / 5.0
This heating band works with the Dew Zapper Pro control module (sold separately) and fits 2" telescope eyepieces and 40mm-50mm finder scopes. It prevents dew from forming on your optics allowing you to view and image longer. Includes a 6' cable.
$64.99

{ width: 160, height: 160, defaultImage: '', layers: '08395' }

Tele Vue Standard T-Ring Adapter
The Tele Vue T-ring adapter provides a standard t-thread for the back of all Tele Vue imaging system accessories. Recommended for APS-size and smaller camera chips, simply thread a camera brand specific t-ring to this and start taking pictures!
$37.99

{ width: 160, height: 160, defaultImage: '', layers: '08711' }

Orion Shorty 1.25" 2x Barlow Lens
4.7 / 5.0
The Orion Shorty Barlow Lens doubles the power of any telescope eyepiece. It has a multi-coated lens that lets in more light and allows you to enjoy higher-power, sharper images without eye strain.
$39.99
Compare

{ width: 160, height: 160, defaultImage: '', layers: '08808' }

Tele Vue 2x Big 2" Barlow Lens
5.0 / 5.0
This 2" Tele Vue Big Barlow has fully multi-coated lenses giving you bright, high contrast images that are virtually aberration free in any telescope. Offered in a 2x magnification, and also includes threads for standard 48mm eyepiece filters.
$238.99

{ width: 160, height: 160, defaultImage: '', layers: '08837' }

1.25" 2.5x Tele Vue Powermate
5.0 / 5.0
The 2.5x Tele Vue Powermate is parfocal in All 1 1/4" diagonals and prisms making it better than a standard Barlow. It stands less than 3" out of your focuser and with fully multi-coated lenses you get bright high contrast images.
$238.99

{ width: 160, height: 160, defaultImage: '', layers: '08839' }

1.25" 5.0x Tele Vue Powermate
5.0 / 5.0
The 5x Tele Vue Powermate is ideal for long focus CCD and film photography and is a high performance alternative to eyepiece projection. It is parfocal in all 1.25" diagonals and prisms making it better than a standard Barlow.
$238.99

{ width: 160, height: 160, defaultImage: '', layers: '08707' }

Orion High-Power 1.25" 3x 4-Element Barlow Lens
4.9 / 5.0
For those times when you want more powerful views through your telescope, this compact 3x 4-element Barlow lens will provide a convenient triple-power boost for high magnification study of the Moon, planets, and more.
$129.99
Compare

{ width: 160, height: 160, defaultImage: '', layers: '55806' }

Meade Series 4000 1.25" 2x Short-Focus Barlow Lens
Meade Series 4000 2x Short-Focus Barlow Lens is a compact "shorty" type 1.25" Barlow. Doubles the magnification of your 1.25" eyepiece while offering excellent image quality.
$49.99
Compare

{ width: 160, height: 160, defaultImage: '', layers: '08471' }

Orion High-Power 2" 2x 4-Element Barlow Lens
5.0 / 5.0
This big 2" Barlow lens will give your 2" eyepieces a 2x magnification boost with amazing image quality thanks to its sophisticated 4-element fully multi-coated design. Includes a step-down 1.25" adapter for use with both 1.25" and 2" oculars.
Was 
$199.99
Now 
$159.99
You Save 
$40.00
Compare

{ width: 160, height: 160, defaultImage: '', layers: '07303' }

Orion AC 100-240V to DC 12V 2.1A Worldwide Power Adapter
Power your astronomy gear with a household outlet! The Orion AC 100-240V to DC 12V 2.1A Worldwide Power Adapter features four interchangeable wall-plug adapters for convenient international use. Type A, Type C, Type G and Type I plugs are included.
$24.99

{ width: 160, height: 160, defaultImage: '', layers: '07590' }

Orion Spacer for Monster Parallelogram and 25x100 binoculars
A spacer to raise the 25x100 binoculars up when sitting on the Monster Parallelogram mount, in order to utilize the full range of interpupilary adjustment, as well as help balance the binocular when aiming high in the sky.
$29.99

{ width: 160, height: 160, defaultImage: '', layers: '07294' }

Orion 2.1 Amp AC-to-12V DC Power Adapter
4.9 / 5.0
This handy wall-plug adapter will provide power to Orion Atlas EQ-G, Sirius EQ-G, or SkyView Pro GoTo Telescope Mounts, StarShoot G3 Deep Space Imaging Cameras, StarSeeker III GoTo telescopes, and SkyQuest XTg and XXg GoTo Dobsonian telescopes.
$29.99

{ width: 160, height: 160, defaultImage: '', layers: '55752' }

Coronado Sol Ranger Solar Viewfinder
The Coronado Sol Ranger projects a small image of the solar disk onto the rear of the viewfinder where it is visible to the solar telescope user. Center the image in the viewfinder and the solar telescope is aligned with the Sun.
$129.99
Compare

{ width: 160, height: 160, defaultImage: '', layers: '55819' }

Meade 15-foot USB 2.0 Cable
For use with Meade Deep Sky Imager (DSI) Series cameras and the Meade Lunar Planetary Imager (LPI). This longer cord allows for the PC controlling the unit to be more remote from the camera itself.
Was 
$11.99
Now 
$9.99
You Save 
$2.00

{"totalItems":273,"showSinglePage":false,"defaultPageSize":20,"paging_next":"Next","paging_view_all":"View All 273 Items","paging_view_by_page":"View By Page","pageSize":20,"paging_previous":"Prev","currentIndex":240,"inactiveBuffer":2,"viewModeBeforePages":true,"persistentStorage":"true","showXofYLabel":true,"widgetClass":"CollapsingPagingWidget","activeBuffer":2,"triggerPageChanged":false,"defaultTotalItems":273}

241 - 260 of 273 View All 273 Items
1
2
10
11
12
13
14