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Product Index In Alphabetical Order
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3201050   Astrotech 5X 1.25" ED 3-element Barlow
3105170   ASTROTECH AF70 1.25" 70° EYEPIECE--17MM
3105035   ASTROTECH AF70 1.25" 70° EYEPIECE--3.5MM
3105050   ASTROTECH AF70 1.25" 70° EYEPIECE--5MM
3100040   ASTROTECH HIGH-GRADE PLOSSL 1.25" 55° EYEPIECE-4MM
3100060   ASTROTECH HIGH-GRADE PLOSSL 1.25" 55° EYEPIECE-6MM
1101032   BAADER CLASSIC 45° PLOSSL-32MM #2954132 W/WINGED EYECUP, AUX. SPACER TUBE
1101010   BAADER CLASSIC 50° ORTHO-10.0MM #2954110 W/WINGED EYECUP
1101018   BAADER CLASSIC 50° ORTHO-18.0MM #2954118 W/WINGED EYECUP
1101006   BAADER CLASSIC 50° ORTHO-6.0MM #2954106 W/WINGED EYECUP
1501000   BAADER CONTRAST BOOSTER FILTER-1.25" #2458360
1501005   BAADER CONTRAST BOOSTER FILTER-2" #2458365
1501010   BAADER FRINGE-KILLER FILTER-1.25" #2458370
1501015   BAADER FRINGE-KILLER FILTER-2" #2458375
1401014   BAADER HYPERION 14MM FINE-TUNING RING (48MM TO 48MM) #2958214
1401028   BAADER HYPERION 28MM FINE-TUNING RING (48MM TO 48MM) #2958228
1102010   BAADER HYPERION 68° EYEPIECE-10MM #2454610
1102013   BAADER HYPERION 68° EYEPIECE-13MM #2454613
1102017   BAADER HYPERION 68° EYEPIECE-17MM #2454617
1102021   BAADER HYPERION 68° EYEPIECE-21MM #2454621
1102024   BAADER HYPERION 68° EYEPIECE-24MM #2454624
1102005   BAADER HYPERION 68° EYEPIECE-5MM #2454605
1102008   BAADER HYPERION 68° EYEPIECE-8MM #2454608
1102031   BAADER HYPERION 72° ASPHERIC 2" EYEPIECE-31MM #2454631
1102036   BAADER HYPERION 72° ASPHERIC EYEPIECE-36MM #2454636
1102824   BAADER HYPERION MKIII 8-24 CLICK-STOP ZOOM EYEPIECE #2454824--2" OR 1.25"
1201020   BAADER HYPERION ZOOM 2.25X BARLOW #2956180 (ALSO WORKS ON 1.25" EYEPIECES)
1501020   BAADER MOON & SKYGLOW FILTER-1.25" #2458305
1501025   BAADER MOON & SKYGLOW FILTER-2" #2458334
1401200   Baader MPCC Multi Purpose Coma Corrector 2" for Newtonian Telescopes (MkIII Version) #2458400
1501030   BAADER O-III NEBULA FILTER-1.25" #2458395
1501035   BAADER O-III NEBULA FILTER-2" #2458396
1402000   BAADER PLANETARIUM Q EYEPIECE TURRET #2957010
1501050   Baader Planetarium Semi-Apo filter 1.25" #2458398
1501055   Baader Planetarium Semi-Apo filter 2" #2458399
1201000   BAADER Q-BARLOW #2956185 2.25X OR 1.3X
1401150   Baader Spacer Set for MPCC (Consists of T2-29, T2-25C, HDFT-14, HDFT-28)
1401115   Baader T2-15 2"/ 1.25" Reducer (incl.T-2 photo thread) #2408190
1401125   Baader T2-25A Extension Tube (15mm long) #1508154
1401127   Baader T2-25C Extension Tube (7.5mm long) #1508155
1401129   Baader T2-29 Expanding Ring T-2/M48 #2458110
1501040   BAADER UHC-S NEBULA FILTER-1.25" #2458275
1501045   BAADER UHC-S NEBULA FILTER-2" #2458276
1201010   BAADER VIP 2X BARLOW-2"/1.25" #2406101
Five-hundred-Best-DSOs   ESSAY: 500 Best DSO objects
Nebula-Filters-Explained   ESSAY: Choosing a Nebula Filter
CONTRAST-IN-EYEPIECES   ESSAY: CONTRAST IN EYEPIECES
Visibility-Index   ESSAY: DSO Visibility Index
EP-Parameters   ESSAY: Eyepiece Parameters and Aberrations
Laptop-Golden-Rules   ESSAY: Laptop Golden Rules
Laser-Collimation   ESSAY: Laser Collimation
Newt.Collimation   ESSAY: Newtonian Collimation v.4
ObsLogTemplate   ESSAY: Observing Log Template
Seeing-and-Transparency   ESSAY: Seeing and Transparency
EP-Selection-1X-2X-3X   ESSAY: The 1X / 2X / 3X Magnification Protocol in Eyepiece Choice
THE-THREE-Cs   ESSAY: THE THREE "C"s OF OBSERVING
2401000   EXPLORE SCIENTIFIC 2" DIELECTRIC STAR DIAGONAL--99% REFLECTIVE
2401050   EXPLORE SCIENTIFIC 3" DIELECTRIC STAR DIAGONAL--99% REFLECTIVE
2101300   EXPLORE SCIENTIFIC 30MM 100° AR PURGED WP EYEPIECE-3"
2201000   Explore Scientific 4-element 2X 1.25" focal extender
2201020   Explore Scientific 4-element 2X 2" focal extender
2201010   Explore Scientific 4-element 3X 1.25" focal extender
2201015   Explore Scientific 4-element 5X 1.25" focal extender
2104400   EXPLORE SCIENTIFIC 6 ELEMENT 68° SERIES 40MM WATERPROOF AR EYEPIECE-2.0"
2104160   EXPLORE SCIENTIFIC 6-ELEMENT 68° SERIES 16MM WATERPROOF AR EYEPIECE-1.25"
2104200   EXPLORE SCIENTIFIC 6-ELEMENT 68° SERIES 20MM WATERPROOF AR EYEPIECE-1.25"
2104240   EXPLORE SCIENTIFIC 6-ELEMENT 68° SERIES 24MM WATERPROOF AR EYEPIECE-1.25"
2104280   EXPLORE SCIENTIFIC 6-ELEMENT 68° SERIES 28MM WATERPROOF AR EYEPIECE-2.0"
2104340   EXPLORE SCIENTIFIC 6-ELEMENT 68° SERIES 34MM WATERPROOF AR EYEPIECE-2.0"
2103180   EXPLORE SCIENTIFIC 6-ELEMENT 82° SERIES 18MM WATERPROOF Ar EYEPIECE--2"
2103240   EXPLORE SCIENTIFIC 6-ELEMENT 82° SERIES 24MM WATERPROOF N2 EYEPIECE--2"
2103300   EXPLORE SCIENTIFIC 6-ELEMENT 82° SERIES 30MM WATERPROOF Ar EYEPIECE--2"
2103110   EXPLORE SCIENTIFIC 7-ELEMENT 82° SERIES 11MM WATERPROOF AR EYEPIECE--1.25"
2103140   EXPLORE SCIENTIFIC 7-ELEMENT 82° SERIES 14MM WATERPROOF AR EYEPIECE--1.25"
2103047   EXPLORE SCIENTIFIC 7-ELEMENT 82° SERIES 4.7MM WATERPROOF AR EYEPIECE--1.25"
2103067   EXPLORE SCIENTIFIC 7-ELEMENT 82° SERIES 6.7MM WATERPROOF AR EYEPIECE--1.25"
2103088   EXPLORE SCIENTIFIC 7-ELEMENT 82° SERIES 8.8MM WATERPROOF AR EYEPIECE--1.25"
2101250   EXPLORE SCIENTIFIC 8-ELEMENT 25MM 100° AR PURGED WP EYEPIECE-2"
2403000   EXPLORE SCIENTIFIC 8X50 ILLUMINATED CORRECT IMAGE FINDER SCOPE W/BKT (NO BASE)-SILVER
2101140   EXPLORE SCIENTIFIC 9-ELEMENT 14MM 100° AR PURGED WP EYEPIECE-2"
2101200   EXPLORE SCIENTIFIC 9-ELEMENT 20MM 100° N2 PURGED WP EYEPIECE-2"
2101055   EXPLORE SCIENTIFIC 9-ELEMENT 5.5MM 2" 100° AR PURGED WP EYEPIECE
2101090   EXPLORE SCIENTIFIC 9-ELEMENT 9MM 100° Ar PURGED WP EYEPIECE-2"
2102090   EXPLORE SCIENTIFIC 9MM 120° ARGON-PURGED WATERPROOF EYEPIECE-2", EMD COATINGS
2403010   EXPLORE SCIENTIFIC FINDER SCOPE BASE W/SCREWS-BLK
2402000   EXPLORE SCIENTIFIC HR COMA CORRECTOR FOR NEWTONIANS-2"
6403020   Howie Glatter Laser 1.25" Blug (Barlow+Plug)
6403060   Howie Glatter Laser 1.25" Side Cut-out Tube
6403040   Howie Glatter Laser 1.25" TuBlug (Tube+Barlow+Plug)
6403000   Howie Glatter Laser 2" Blug (Barlow+Plug)
6403010   Howie Glatter Laser 2" Flug (Barlow+Plug for FeatherTouch)
6403050   Howie Glatter Laser 2" Side Cut-out Tube
6403030   Howie Glatter Laser 2" TuBlug (Tube+Barlow+Plug)
6402000   Howie Glatter Laser Collimator Barlow Attachment
6401010   Howie Glatter Laser Collimator--1.25" 635nm
6401000   Howie Glatter Laser Collimator--1.25" 650nm
6401030   Howie Glatter Laser Collimator--2" 635nm
6401020   Howie Glatter Laser Collimator--2" 650nm
6401050   Howie Glatter Laser Collimator--2"/1.25" 635nm
6401040   Howie Glatter Laser Collimator--2"/1.25" 650nm
6402020   Howie Glatter Laser Concentric Circle Holographic Attachment
6402010   Howie Glatter Laser Square Grid Holographic Attachment
6404000   Howie Glatter Parallizer 2" to 1.25" adapter
5502010   LUMICON #11 YELLOW-GREEN FILTER 1.25"
5502210   LUMICON #11 YELLOW-GREEN FILTER 2"
5502020   LUMICON #12 YELLOW FILTER 1.25"
5502220   LUMICON #12 YELLOW FILTER 2"
5502030   LUMICON #15 YELLOW FILTER 1.25"
5502230   LUMICON #15 YELLOW FILTER 2"
5502040   LUMICON #21 ORANGE FILTER 1.25"
5502240   LUMICON #21 ORANGE FILTER 2"
5502050   LUMICON #23A RED-ORANGE FILTER 1.25"
5502250   LUMICON #23A RED-ORANGE FILTER 2"
5502060   LUMICON #25 RED FILTER 1.25"
5502260   LUMICON #25 RED FILTER 2"
5502070   LUMICON #29 RED FILTER 1.25"
5502270   LUMICON #29 RED FILTER 2"
5502100   LUMICON #38A DARK BLUE FILTER 1.25"
5502300   LUMICON #38A DARK BLUE FILTER 2"
5502110   LUMICON #47 VIOLET FILTER 1.25"
5502310   LUMICON #47 VIOLET FILTER 2"
5502120   LUMICON #56 GREEN FILTER 1.25"
5502320   LUMICON #56 GREEN FILTER 2"
5502130   LUMICON #58 DARK GREEN FILTER 1.25"
5502330   LUMICON #58 DARK GREEN FILTER 2"
5502000   LUMICON #8 LIGHT YELLOW FILTER 1.25"
5502200   LUMICON #8 YELLOW FILTER 2"
5502090   LUMICON #80A BLUE FILTER 1.25"
5502290   LUMICON #80A BLUE FILTER 2"
5502080   LUMICON #82A LIGHT BLUE FILTER 1.25"
5502280   LUMICON #82A LIGHT BLUE FILTER 2"
5501100   Lumicon Comet Filter-1.25"
5501110   Lumicon Comet Filter-2"
5501000   Lumicon Deep Sky Broadband Filter 1.25"
5501010   Lumicon Deep Sky Broadband Filter 2"
5501060   Lumicon H-Beta Line Filter-1.25"
5501070   Lumicon H-Beta Line Filter-2"
5502400   LUMICON NEUTRAL DENSITY ND13 FILTER-1.25"
5502450   LUMICON NEUTRAL DENSITY ND13 FILTER-2"
5502410   LUMICON NEUTRAL DENSITY ND25 FILTER-1.25"
5502460   LUMICON NEUTRAL DENSITY ND25 FILTER-2"
5502420   LUMICON NEUTRAL DENSITY ND50 FILTER-1.25"
5502470   LUMICON NEUTRAL DENSITY ND50 FILTER-2"
5501040   Lumicon O-III Line Filter-1.25"
5501050   Lumicon O-III Line Filter-2"
5502430   LUMICON POLARIZING FILTER-SINGLE 1.25"
5502480   LUMICON POLARIZING FILTER-SINGLE 2"
5501020   Lumicon UHC Narrowband Filter 1.25"
5501030   Lumicon UHC Narrowband Filter 2"
5502440   LUMICON VARIABLE POLARIZING FILTER-DOUBLE 1.25"
5502490   LUMICON VARIABLE POLARIZING FILTER-DOUBLE 2"
7102130   Olivon 13mm 70° 2"/1.25" 8-element FMC eyepiece
7102170   Olivon 17mm 70° 2"/1.25" 8-element FMC eyepiece
7202000   Olivon 2" Dielectric-coated Star Diagonal w/1.25" adapter
7202200   Olivon 2" FMC BK7 Roof Prism Diagonal w/1.25" adapter
7401000   Olivon 2" to 1.25" Twist-Lock Eyepiece Adapter
7102220   Olivon 22mm 70° 2" 8-element FMC eyepiece
7201000   Olivon 2x ED Barlow--2" (1.25" Adapter Included)
7102035   Olivon 3.5mm 70° 2"/1.25" 8-element FMC eyepiece
7102320   Olivon 32mm 70° 2" 8-element FMC eyepiece
7101150   Olivon 58° -- HD 15mm 1.25" 5-element eyepiece
7101025   Olivon 58° -- HD 2.5mm 1.25" 5-element eyepiece
7101200   Olivon 58° -- HD 20mm 1.25" 5-element eyepiece
7101040   Olivon 58° -- HD 4mm 1.25" 5-element eyepiece
7101050   Olivon 58° -- HD 5mm 1.25" 5-element eyepiece
7101060   Olivon 58° -- HD 6mm 1.25" 5-element eyepiece
7101070   Olivon 58° -- HD 7mm 1.25" 5-element eyepiece
7102050   Olivon 5mm 70° 2"/1.25" 8-element FMC eyepiece
7102080   Olivon 8mm 70° 2"/1.25" 8-element FMC eyepiece
4400210   TELEVUE STAR BEAM RED DOT FINDER-SCT BASE SFC-2009
4400200   TELEVUE STAR BEAM RED DOT FINDER-TELEVUE BASE SFT-2003
4302010   TELEVUE TV-85 REFRACTOR OTA w/2" Diagonal, Case--BRASS
4302000   TELEVUE TV-85 REFRACTOR OTA w/2" diagonal, case--IVORY
4400400   TELEVUE 1.25" EVERBRITE DIELECTRIC STAR DIAGONAL
4400420   TELEVUE 2" EVERBRITE DIELECTRIC STAR DIAGONAL-LONG
4400410   TELEVUE 2" EVERBRITE DIELECTRIC STAR DIAGONAL-SHORT
4400150   TELEVUE 2" EYEPIECE BARREL EXTENDER-BLACK, 1.2" LONG
4400140   TeleVue 2" to 1.25" In-Travel Adapter AIT-2125
4500050   TELEVUE BANDMATE MARS-B FILTER, 1.25"
4500030   TELEVUE BANDMATE NEBUSTAR NARROWBAND FILTER, 1.25"
4500020   TELEVUE BANDMATE NEBUSTAR NARROWBAND FILTER, 2"
4500010   TELEVUE BANDMATE O-III FILTER, 1.25"
4500000   TELEVUE BANDMATE O-III FILTER, 2"
4500100   TELEVUE BANDMATE PLANETARY FILTER, 1.25"
4200050   TELEVUE BARLOW, 1.25", 2X
4200060   TELEVUE BARLOW, 1.25", 3X
4200040   TELEVUE BIG BARLOW, 2", 2X, BWC-2211
4100160   TELEVUE DELOS, 1.25", ?-ELEMENT, 10MM, 72°
4100150   TELEVUE DELOS, 1.25", ?-ELEMENT, 12MM, 72°
4100140   TELEVUE DELOS, 1.25", ?-ELEMENT, 14MM, 72°
4100130   TELEVUE DELOS, 1.25", ?-ELEMENT, 17.3MM, 72°
4100200   TELEVUE DELOS, 1.25", ?-ELEMENT, 3.5MM, 72°
4100190   TELEVUE DELOS, 1.25", ?-ELEMENT, 4.5MM, 72°
4100180   TELEVUE DELOS, 1.25", ?-ELEMENT, 6MM, 72°
4100170   TELEVUE DELOS, 1.25", ?-ELEMENT, 8MM, 72°
4400120   TELEVUE EQUALIZER HI-HAT 2" TO 1.25" ADAPTER-BRASS
4100420   TELEVUE ETHOS SX, 2"/1.25", 9-ELEMENT, 3.7MM, 110°
4100410   TELEVUE ETHOS SX, 2"/1.25", 9-ELEMENT, 4.7MM, 110°
4100360   TELEVUE ETHOS, 2", 9-ELEMENT, 17MM, 100°
4100350   TELEVUE ETHOS, 2", 9-ELEMENT, 21MM, 100°

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