Telescopes Filters

Telescopes Auction
New 1.25" Orion UltraBlock NarrowBand Filter

New 1.25" Orion UltraBlock NarrowBand Filter

 $94.99
Baader Planetarium 1.25" Moon & Skyglow Filter for Telescope # FMS-1 # 2458305A

Baader Planetarium 1.25" Moon & Skyglow Filter for Telescope # FMS-1 # 2458305A

 $76.00
Baader Planetarium 2" UV IR CUT Filter # FUVIR-2 # 2459210A

Baader Planetarium 2" UV IR CUT Filter # FUVIR-2 # 2459210A

 $110.00
Celestron 94124 2" UHC LPR Multilayer Telescope Filter

Celestron 94124 2" UHC LPR Multilayer Telescope Filter

 $84.95
Lightly Used Mint Condition Orion Mars Filter

Lightly Used Mint Condition Orion Mars Filter

 $39.99
Garrett Optical Skyglow Light Pollution Filter - 1.25"

Garrett Optical Skyglow Light Pollution Filter - 1.25"

 $39.95
Optical Filter, 720DF50, 25mm diameter X 5.25mm thick

Optical Filter, 720DF50, 25mm diameter X 5.25mm thick

 $28.00
OSTARA 7 PIECE VISUAL FILTER SET FOR ASTRONOMICAL TELESCOPE 1.25"

OSTARA 7 PIECE VISUAL FILTER SET FOR ASTRONOMICAL TELESCOPE 1.25"

 $55.31
Celestron 82a Blue 1-1 4 inch Eyepiece Filter NEW

Celestron 82a Blue 1-1 4 inch Eyepiece Filter NEW

 $19.95
TELESCOPE EYEPIECE ASTRONOMY COLOR FILTER #11 Lt-GREEN

TELESCOPE EYEPIECE ASTRONOMY COLOR FILTER #11 Lt-GREEN

 $7.99
TELESCOPE EYEPIECE ASTRONOMY COLOR FILTER 23-A LT RED

TELESCOPE EYEPIECE ASTRONOMY COLOR FILTER 23-A LT RED

 $7.99
TELESCOPE EYEPIECE ASTRONOMY COLOR FILTER BLUE 80A

TELESCOPE EYEPIECE ASTRONOMY COLOR FILTER BLUE 80A

 $7.99
TELESCOPE EYEPIECE ASTRONOMY COLOR FILTER GREEN 58

TELESCOPE EYEPIECE ASTRONOMY COLOR FILTER GREEN 58

 $7.99
TELESCOPE EYEPIECE ASTRONOMY COLOR FILTER ORANGE 21

TELESCOPE EYEPIECE ASTRONOMY COLOR FILTER ORANGE 21

 $7.99
TIFFEN FILTER WALLET - HOLDS UP TO 4 77MM FILTERS - NEW

TIFFEN FILTER WALLET - HOLDS UP TO 4 77MM FILTERS - NEW

 $2.99
Baader 2 inch Narrowband H-Alpha Filter (7nm) # FHALN-2 # 2458425

Baader 2 inch Narrowband H-Alpha Filter (7nm) # FHALN-2 # 2458425

 $282.00
CELESTRON 94303 Eyepiece & Filter Accessory Kit 1.25"

CELESTRON 94303 Eyepiece & Filter Accessory Kit 1.25"

 $154.95
Baader Planetarium 2" U Filter (Venus and Ultraviolet)

Baader Planetarium 2" U Filter (Venus and Ultraviolet)

 $347.00
Orion V-Block 1.25" Filter for telescope viewing

Orion V-Block 1.25" Filter for telescope viewing

 $15.00
Orion Sky Glow 1.25" Filter for telescope viewing

Orion Sky Glow 1.25" Filter for telescope viewing

 $29.00
Mylar Solar Filter 5" for Intes Micro MN 56 mak telescope

Mylar Solar Filter 5" for Intes Micro MN 56 mak telescope

 $8.00
Baader Planetarium 1.25" Fringe-Killer Filter for Telescope # FFK-1 2458370

Baader Planetarium 1.25" Fringe-Killer Filter for Telescope # FFK-1 2458370

 $72.00
Agena 2" Color Planetary Filter - #82A Light Blue

Agena 2" Color Planetary Filter - #82A Light Blue

 $20.95
Agena 2" Color Planetary Filter - #8 Light Yellow

Agena 2" Color Planetary Filter - #8 Light Yellow

 $20.95
Agena 2" Color Planetary Filter - #38A Dark Blue

Agena 2" Color Planetary Filter - #38A Dark Blue

 $20.95
Agena 2" Color Planetary Telescope Filter - #56 Green

Agena 2" Color Planetary Telescope Filter - #56 Green

 $20.95
Agena 2" Color Planetary Filter - #11 Yellow Green

Agena 2" Color Planetary Filter - #11 Yellow Green

 $20.95
Baader Clear Focusing Filter - 2"

Baader Clear Focusing Filter - 2"

 $81.00
Baader Clear Focusing Filter - 1.25"

Baader Clear Focusing Filter - 1.25"

$51.00
Baader 2" Narrowband H-Beta Filter (8.5nm)

Baader 2" Narrowband H-Beta Filter (8.5nm)

$203.00
Baader 1.25" Narrowband H-Beta Filter (8.5nm)

Baader 1.25" Narrowband H-Beta Filter (8.5nm)

$132.00
Baader 2" Narrowband S-II CCD Filter (8nm)

Baader 2" Narrowband S-II CCD Filter (8nm)

$221.00
Baader 2" Narrowband O-III CCD Filter (8.5nm)

Baader 2" Narrowband O-III CCD Filter (8.5nm)

$209.00
Baader Planetarium 2" O-III Nebula Filter

Baader Planetarium 2" O-III Nebula Filter

 $113.00
GSO 1.25" Color Planetary Filter - #56 Green

GSO 1.25" Color Planetary Filter - #56 Green

 $11.00
GSO 1.25" Color Planetary Filter - #12 Yellow

GSO 1.25" Color Planetary Filter - #12 Yellow

 $11.00
GSO 1.25" Color Planetary Filter - #82A Light Blue

GSO 1.25" Color Planetary Filter - #82A Light Blue

 $11.00
GSO 1.25" Color Planetary Filter - #80A Medium Blue

GSO 1.25" Color Planetary Filter - #80A Medium Blue

 $11.00
GSO 1.25" Color Planetary Filter - #58A Dark Green

GSO 1.25" Color Planetary Filter - #58A Dark Green

 $11.00
GSO 1.25" Color Planetary Filter - #47 Violet

GSO 1.25" Color Planetary Filter - #47 Violet

 $11.00
GSO 1.25" Color Planetary Filter - #38A Dark Blue

GSO 1.25" Color Planetary Filter - #38A Dark Blue

 $11.00
GSO 1.25" Color Planetary Filter - #29 Dark Red

GSO 1.25" Color Planetary Filter - #29 Dark Red

 $11.00
GSO 1.25" Color Planetary Filter - #25 Red

GSO 1.25" Color Planetary Filter - #25 Red

 $11.00
GSO 1.25" Color Planetary Filter - #23A Light Red

GSO 1.25" Color Planetary Filter - #23A Light Red

 $11.00
GSO 1.25" Color Planetary Filter - #11 Yellow Green

GSO 1.25" Color Planetary Filter - #11 Yellow Green

 $11.00
Lumicon UV Dust Seal Filter for Meade 10"-14" SCTs

Lumicon UV Dust Seal Filter for Meade 10"-14" SCTs

 $92.00
Lumicon IR Infrared Blocking Filter for Telescope - 2"

Lumicon IR Infrared Blocking Filter for Telescope - 2"

 $102.00
Lumicon Hydrogen-Beta Filter for Telescope - 2"

Lumicon Hydrogen-Beta Filter for Telescope - 2"

 $204.00
NEW Coronado SMF60-10 H Alpha Telescope Solar Filter set. Immediate Delivery

NEW Coronado SMF60-10 H Alpha Telescope Solar Filter set. Immediate Delivery

 $1,399.00
Meade telescope photo visual 5 piece color filter set

Meade telescope photo visual 5 piece color filter set

 $21.95
Orion's 1.25" Eyepiece Filter 6 item Set Blues & greens + case (Japan)

Orion's 1.25" Eyepiece Filter 6 item Set Blues & greens + case (Japan)

 $49.99
2" Nebula filter for Telescope

2" Nebula filter for Telescope

 $49.95
Garrett Optical Light Pollution Reduction Filter - 2.0"

Garrett Optical Light Pollution Reduction Filter - 2.0"

 $69.95
40mm Polarizer lens set camera telescope hobby science

40mm Polarizer lens set camera telescope hobby science

 $3.95
Orion Variable Polarizing Filter set 1.25" for telescope

Orion Variable Polarizing Filter set 1.25" for telescope

 $41.00
Orion Color Filter Set 1.25" for telescope

Orion Color Filter Set 1.25" for telescope

 $41.00
GIANT Astronomy Filter, 920WB7.5, 146mm square

GIANT Astronomy Filter, 920WB7.5, 146mm square

 $425.00
Celestron Telescope 1.25" Budget Moon Filter, NEW

Celestron Telescope 1.25" Budget Moon Filter, NEW

 $8.95
Lumicon Deep Sky Telescope Filter

Lumicon Deep Sky Telescope Filter

 $40.00
Optical Filter, 600DF10, 25mm diameter X 5.7mm thick

Optical Filter, 600DF10, 25mm diameter X 5.7mm thick

 $32.00
Lumicon Minus Violet Filter for Telescope - 1.25"

Lumicon Minus Violet Filter for Telescope - 1.25"

 $61.00
Celestron Oxygen III Narrowband 2" Filter 93624

Celestron Oxygen III Narrowband 2" Filter 93624

 $89.95
1.25" GSO Optical IR Blocking IR Cutoff Filter

1.25" GSO Optical IR Blocking IR Cutoff Filter

 $33.00
Meade Series 4000 1.25" Color Filter Set #3 for Telescope # 07528

Meade Series 4000 1.25" Color Filter Set #3 for Telescope # 07528

 $46.00
Agena 2" Color Planetary Telescope Filter - #25 Red

Agena 2" Color Planetary Telescope Filter - #25 Red

 $20.95
Meade Series 4000 Filter Set #1 (1.25"") 12 23A 58 80A

Meade Series 4000 Filter Set #1 (1.25"") 12 23A 58 80A

 $48.95
NEW Coronado SMF 90-30 H Alpha Telescope Solar Filter set. Immediate Delivery

NEW Coronado SMF 90-30 H Alpha Telescope Solar Filter set. Immediate Delivery

 $3,999.00
NEW Coronado SMF 90-15 H Alpha Telescope Solar Filter set. Immediate Delivery

NEW Coronado SMF 90-15 H Alpha Telescope Solar Filter set. Immediate Delivery

 $3,099.00
NIB Edmund 500nm ~ Orion UltraBlock Telescope Filter

NIB Edmund 500nm ~ Orion UltraBlock Telescope Filter

 $55.00
Lumicon Deep Sky Filter

Lumicon Deep Sky Filter

 $29.99
Lumicon 72mm Minus Violet filter for DSLR astrophotography

Lumicon 72mm Minus Violet filter for DSLR astrophotography

 $39.88
$59.88
Lumicon 58mm Minus Violet filter for DSLR astrophotography

Lumicon 58mm Minus Violet filter for DSLR astrophotography

 $39.88
$59.88
LUMICON 58mm MINUS VIOLET FILTER ~ For Astrophotography ~ 2-1 4"

LUMICON 58mm MINUS VIOLET FILTER ~ For Astrophotography ~ 2-1 4"

 $30.00
Meade 07523 Nebular Telescope Filter #910B 910B NEW

Meade 07523 Nebular Telescope Filter #910B 910B NEW

 $105.57
Baader Planetarium 2" UHC-S Nebula Filter for Telescope # FUHC-2 # 24582765

Baader Planetarium 2" UHC-S Nebula Filter for Telescope # FUHC-2 # 24582765

 $104.95
Optical Filter, 610DF55, 32mm diameter X 7mm thick in unthreaded metal ring

Optical Filter, 610DF55, 32mm diameter X 7mm thick in unthreaded metal ring

 $30.00
ORION 1.25" SKYGLOW BROADBANDTELESCOPE FILTER (05660) - MADE IN JAPAN!

ORION 1.25" SKYGLOW BROADBANDTELESCOPE FILTER (05660) - MADE IN JAPAN!

 $75.00
Celestron Telescope Eyepiece - Filter Accessory Kit - 94303

Celestron Telescope Eyepiece - Filter Accessory Kit - 94303

$147.99
40mm Polarizer lens set camera telescope hobby science

40mm Polarizer lens set camera telescope hobby science

 $4.95
Celestron Oxygen III Narrowband Filter 2 inch (48mm) Blocks man made skyglow

Celestron Oxygen III Narrowband Filter 2 inch (48mm) Blocks man made skyglow

$78.78
Celestron UHC Narrowband Filter 2 inch (48mm) Blocks man made skyglow

Celestron UHC Narrowband Filter 2 inch (48mm) Blocks man made skyglow

$78.78
NEW 7 CELESTRON Color Colour Filters+Moon Set Telescope

NEW 7 CELESTRON Color Colour Filters+Moon Set Telescope

 $76.99
Baader Planetarium Contrast Booster Telescope Filter 1.25" FCB-1

Baader Planetarium Contrast Booster Telescope Filter 1.25" FCB-1

 $69.96
MEADE 1.25" 4000 COLOR FILTER SET #3 (#8, #21, #38A, #56) 07528

MEADE 1.25" 4000 COLOR FILTER SET #3 (#8, #21, #38A, #56) 07528

 $10.00
Meade Telescope 1.25" Budget MOON FILTER for Eyepieces -- NEW

Meade Telescope 1.25" Budget MOON FILTER for Eyepieces -- NEW

 $8.95
Antares 2" Color Filters for Eyepieces - Set of 7

Antares 2" Color Filters for Eyepieces - Set of 7

 $111.00
TELEVUE 2" BANDMATE OIII BFO-0200 OXYGEN FILTER (s n-11310)

TELEVUE 2" BANDMATE OIII BFO-0200 OXYGEN FILTER (s n-11310)

 $30.00
Baader Planetarium 1.25" UV IR CUT Filter # FUVIR-1 # 2459207A

Baader Planetarium 1.25" UV IR CUT Filter # FUVIR-1 # 2459207A

 $68.00
Celestron 58 Green Filter 1.25

Celestron 58 Green Filter 1.25

 $22.94
Agena 2" Color Planetary Telescope Filter - #12 Yellow

Agena 2" Color Planetary Telescope Filter - #12 Yellow

 $20.95
Agena 2" Color Planetary Filter - #23A Light Red

Agena 2" Color Planetary Filter - #23A Light Red

 $20.95
Zhumell 1.25" Polarizing Telescope Eyepiece Filter - NEW

Zhumell 1.25" Polarizing Telescope Eyepiece Filter - NEW

 $14.99
Zhumell 1.25" Light Blue #82a Telescope Eyepiece Filter - NEW

Zhumell 1.25" Light Blue #82a Telescope Eyepiece Filter - NEW

 $7.99
$8.99
Zhumell 1.25" Yellow #12 Telescope Eyepiece Filter - NEW

Zhumell 1.25" Yellow #12 Telescope Eyepiece Filter - NEW

 $7.99
$8.99
Zhumell 1.25" RED #23a Telescope Eyepiece Filter - NEW

Zhumell 1.25" RED #23a Telescope Eyepiece Filter - NEW

 $7.99
$8.99
Zhumell 1.25" Orange #21 Telescope Eyepiece Filter - NEW

Zhumell 1.25" Orange #21 Telescope Eyepiece Filter - NEW

 $7.99
$8.99
Zhumell 1.25" GREEN #56 Telescope Eyepiece Filter - NEW

Zhumell 1.25" GREEN #56 Telescope Eyepiece Filter - NEW

 $7.99
$8.99
Celestron 2'' UHC Telescope Eyepiece Filter Light Pollution Ultra High Contrast

Celestron 2'' UHC Telescope Eyepiece Filter Light Pollution Ultra High Contrast

 $74.99
Celestron 2'' Oxygen 3 Telescope Eyepiece Filter - NEW

Celestron 2'' Oxygen 3 Telescope Eyepiece Filter - NEW

 $89.99
Meade Series 4000 #25A Red Color Filter 1.25" 07515

Meade Series 4000 #25A Red Color Filter 1.25" 07515

 $14.95