Catalog

"D" Size Losmandy
15nm bandpass
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
1st Space Mom
Motorized Wheeley Bar Product Shot (6795791827097)
20% off BFCM
Astrodon 3 nm Narrowband H-alpha Filter (6795795202201)
3nm Filters
Astrodon 5nm Narrowband Filters - H-alpha 5nm (6795794874521)
5nm Bandpass
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
Accessories
FDA Product Shot (6795755749529)
Adaptors & Connectors
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
AddOns Discounts
Adjustible Bahtinov Focus Masks
ALCOR
All Sky Cameras
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
All Wheeley Bar Products
Amateur Telescope Making
Space Mask with assorted planets (6795858313369)
Apparel
ASCOM Focusers
Astro Hutech
Astrodon LRGB Gen2 E-Series Tru-Balance Filter Sets (6795794776217)
Astrodon
Astrodon 3 nm Narrowband H-alpha Filter (6795795202201)
Astrodon 2nd Quality Filters
Dark50 (6795919392921)
Astrodon Accessories
Astrodon Photometrics UVBRI Filters (6795807948953)
Astrodon Close Outs and 2nd Quality
Astrodon Extra Port with Helical Focuser, prism, spacers, holder for MMOAG (6795845828761)
Astrodon Off-Axis Guider Accessories
Astrodon scope-side Male 2.7"-24 adapter, 0.1" thick (6795900911769)
Astrodon Off-Axis Guider Adapters
Astrodon Off-Axis Guiders
Astrograph
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
Astronomy
Product Shot (6795874828441)
Astrophotography Bandpass
The Deep-Sky Imaging Primer, Second Edition, Charles Bracken (6795828854937)
Astrophotography Books
Astrophotography Connectors and Adapters
Astrodon LRGB Gen2 E-Series Tru-Balance Filter Sets (6795794776217)
Astrophotography Filters
Product Shot L2P 2 (6795837636761)
Astrophotography Light Pollution
Atik
Product Shot FP262 RAW (6795806900377)
AutoCollimators
Baader
Bahtinov Focus Masks
Best selling products
Beverage Containers
Product Shot v2 (6795921719449)
Binocular Accessories
Unm Product Shot Fixed (6795810635929)
Binocular Mounts
Unm Product Shot Fixed (6795810635929)
Binocular Mounts & Accessories
Binoculars
Binoculars
Binoculars 100mm and larger
Binoculars Under 100mm
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
BlackFriday
Borg
QHY MiniGuideScope Without Mount (6834776735897)
Cameras
Farpoint Carey Focus Mask - 2.5 Inch to 4.5 Inch Telescopes (6795776589977)
Carey Focus Masks
10inch Wheels case (6795804278937)
Cases
Celestron
Product Shot FP261 (6795764990105)
Cheshire Collimators
Chroma Filters
Farpoint Vixen Side by Side Dovetail Saddle (6795822432409)
Close Outs
Product Shot (6795744477337)
Collimation Tools
Lumicon 2 Inch #29 Dark Red Color Filter (6795771314329)
Color Filters
Lumicon 2 Inch #80A Blue Color Filter (6795771642009)
Colored Wratten Filters on Sale starts 4/11/22
FDA Product Shot (6795755749529)
D Dovetail
FDTSA Product Shot (6795757977753)
D Size Dovetail Saddles
Dovetail Bar Camera Mount (6834289148057)
D Size Dovetail Specialty
Square FDC8 (6795756142745)
D Size SCT Kits
Farpoint 14 Inch Universal Dovetail Plate Product Shot (6795758436505)
D Size Universal Dovetails
Dew Shields
Farpoint 2 pound add-on ring weight for 12" or 16" weight set. (6795796381849)
Dobsonian Accessories
Farpoint 2 pound add-on ring weight for 12" or 16" weight set. (6795796381849)
Dobsonian Counterweights
Dobsonian Replacement Bases
Farpoint Upgrade Kit - Zhumell Z12 (6795751162009)
Dobsonian Upgrade Kits
Domes
FDA Product Shot (6795755749529)
Dovetail Adapters
Dovetail Counterweights
Product Shot FDR 90 (6795761221785)
Dovetail Guide Scope Rings
Dovetail Plates
FDA Product Shot (6795755749529)
Dovetail Sale
FDA Product Shot (6795755749529)
Dovetails
FDA Product Shot (6795755749529)
Dovetails, All
FDA Product Shot (6795755749529)
Dovetails, All
Square FP439 (6795777441945)
DSLR Camera Focus Masks
Event Horizon Focusers
EVERYTHING
EVRZ ASCOM Focusers for ZWO EAF
Exoplanet
HDC35A (6795803918489)
Eyepieces
Farpoint
Product Shot Fin200 F_4 (6795806408857)
Farpoint Imaging Newtonian
MFD Product Shot (6795896946841)
Filter Drawers
CLEANBENCH (6795813716121)
Filter Wheels
Astrodon LRGB Gen2 E-Series Tru-Balance Filter Sets (6795794776217)
Filters
2-inch (6795772264601)
Filters for Color Cameras
Finance
Finder Systems
FLASH SALE
Untitled-1 (6795916509337)
Flat Field Panel
Focus Masks
FP443 Square (6795777867929)
Focus Masks
Fork Mounts
JMI Multi-use Telescope Carrying Case - Configurable 20 Inch (6795763679385)
General Purpose Transport Cases
German Equatorial Mounts
Gift Card
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
Grogu
Guide Camera
Harmonic Drive
Lumicon-Farpoint Solar Viewing Goggles (6795744444569)
Home page
Hot Deals
Housewares
Product Shot (6795874828441)
IDAS
IDEA Engineering
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
International Astronomy Day
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
JMI
CASECPC11-5 (6795763122329)
JMI Cases All Types in Stock
Astrodon Photometrics Johnson-Cousins Filters (6795795660953)
Johnson Cousins
Knob & Spring Kits
Product Shot (6795744477337)
Laser Collimators
Lens Care
Farpoint Light Shield - Zhumell Z10 (6795750178969)
Light Shields
Scope Product Shot (6795920867481)
Long Perng
Losmandy
Astrodon LRGB Gen2 E-Series Tru-Balance Filter Sets (6795794776217)
LRGB Filters
LRGB Gen2 E-Series Tru-Balance filters
LRGB Gen2 I-Series Tru-Balance filters
LF3040_OIII.jpg (6795772690585)
Lumicon
LF3030 (6795909071001)
Lumicon 2nd Quality Filters Sale starts 4/11/22
LF3045 (6795812405401)
Lumicon Filter Deals
LF3040_OIII.jpg (6795772690585)
Lumicon Filters on Sale
lg2015 (6795804803225)
Lumicon Off Axis Guiders
LF3030 (6795772526745)
Lumicon Sale
LF3040_OIII.jpg (6795772690585)
Lumicon Visual Filter Sale
Lunt Engineering
Meade
Power Supply, 12 Volt, 6 Amp (6795887280281)
Miscellaneous Astrophotography Accessories
Moisture & Dust Control, Lens Cleaning
Product Shot FP325 (6795751489689)
Moisture Control
QSI683 (6795850645657)
Monochrome Cameras
MoonLite
Connected to C8 (6795919196313)
Motofocus Deluxe
MotoFocus Plus
PoleMaster Mount for D-Size Dovetails (6795900092569)
Mount Accessories
Mount Cables & Wiring
P1130703 (6795816665241)
Mount Cases
Power Supply, 12 Volt, 6 Amp (6795887280281)
Mount Power Supplies
Mount Tripods & Accessories
home-slide-1-P1150011-1 (6795830755481)
Mounts
National Astronaut Day - May 5th
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
National Astronomy Day
LF3040_OIII.jpg (6795772690585)
Nebula & Specialty Filters
LF3045 (6795796447385)
Nebula Bandpass Filters
Lumicon 1.25 Inch Oxygen III Gen 3 Filter (6795796414617)
Nebula Bandpass Filters Sale starts 4/11/22
New products
No Hassle Shipping
The Astrophotography Planner, 2020-2021 Edition, Charles Bracken (6795829051545)
Non-OSI Products Close Outs
O'Telescope
Observatories
home-slide-1-P1150011-1 (6795830755481)
Observatory Class Mounts
Telegizmos 365 Series Cover For 12" -14" Fork Mounted SCT, 71" circumference, 54" height (6795835146393)
Observing Accessories
lg2015 (6795754668185)
Off-Axis Guiders
One Shot Color (OSC)
JMI Telescope Carrying Case for Meade and Celestron f/10 8" SCT OTA (6795813322905)
Optical Tube Assembly Cases
Orion
OSI
HDC35A (6795803918489)
Over 74° Ultra Wide Angle
Parallax
ppbadv1-1024x701 (6795844649113)
Pegasus Astro
Lumicon 2 Inch Prime Focus Camera Adapter (6795787075737)
Photographic Adapters
Astrodon Photometrics Johnson-Cousins Filters (6795795660953)
Photometric Filters
Pier-Tech
Product Shot FDCM (6795745263769)
Piggy Back Mounts
Planetary Cameras
ppbadv1-1024x701 (6795844649113)
Power Distribution
PRIMACLUCELAB
QHY MiniGuideScope Without Mount (6834776735897)
QHY
QSI683 (6795850645657)
QSI
Rainbow Astro
Product Shot (6795806343321)
Reflectors
Product Shot F6.6 (6795921064089)
Refracting Telescopes
Scope Product Shot (6795920867481)
Refractors
Rowe-Ackermann Schmidt Astrograph
Schmidt Cassegrain Telescope Cases
Farpoint Eyepiece Extension Tube - 3 Inch (6795789697177)
Scratch and Dent
Farpoint Vixen Quick Mount Adapter (6795755782297)
Screws & Fittings
SCT focusers
SkyWatcher
Astrodon Photometrics UVBRI Filters (6795807948953)
Sloan
Smart Products Filter Index - Do not delete
Software & Manuals
Software Bisque
FSMF40-380 (6795764760729)
Solar Filters
Lumicon-Farpoint Solar Viewing Goggles (6795744444569)
Solar Goggles
FSMF40-380 (6795764760729)
Solar Viewing
LF3075 (6795773182105)
Specialty Bandpass Filters Sale starts 4/11/22
Lumicon 2 Inch Neutral Density 25 Filter (6795773575321)
Specialty Filters Sale
lg2015 (6795754668185)
Staff Picks
Starlight Xpress
Starlight Xpress
StockingStuffer2021
Summer Sale
Takahashi
TEC
Tele Vue
Telegizmos 365 Series Cover For 12" -14" Fork Mounted SCT, 71" circumference, 54" height (6795835146393)
Telegizmos
Scope Product Shot (6795920867481)
Telescopes
Astrodon LRGB Gen2 I-Series Tru-Balance Filters, INDIVIDUAL FILTERS (6795795988633)
test
Astrodon LRGB Gen2 I-Series Tru-Balance Filters, INDIVIDUAL FILTERS (6795795988633)
test collection
Tri-Bahtinov Mask for Celestron (6795857232025)
Tri-Bahtinov Focus Masks
Product Shot v2 (6795921719449)
Tripod
Tripod Tray Systems
Ultimate Search Bestseller Collection - DO NOT DELETE
Unm Product Shot Fixed (6795810635929)
Universal Binocular Mount (UBM)
FVUPS4 2000x2000 (6795760730265)
Universal Vixen Dovetails
Used
Used Accessories
Used Cameras
Used Eyepieces
Used Filters
Used Telescopes
Product Shot FVM8 (6795759976601)
V Dovetail
Farpoint Vixen Dovetail Plate - Celestron 8 Inch SCT, New Version (6795807129753)
V Size SCT Kits
Farpoint Parfocal Rings - 1.25 Inch Eyepieces - 4 Pack (6795790057625)
Visual Astronomy Adapters and Connectors
LF3030 (6795772526745)
Visual Astronomy Filters
Lumicon 1.25 Inch Minus Violet Filter (6795771871385)
Visual Specialty Filters
Farpoint Vixen Quick Mount Adapter (6795755782297)
Vixen Dovetail Accessories
Farpoint 90mm Vixen Dovetail Rings with Dovetail (6795761549465)
Vixen Dovetail Scope Rings
Vixen Dovetails
Wheeley Bar Accessories
tpw_med3.jpg (6795809915033)
Wheeley Bars
Wheeley Bars Sale
JMI 5/8" Speed Dial Drill Adapter (6795837571225)
Winter Sale 2022
ZWO ASI