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Filters by Size
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Astrodon - 50mm Gen 2 Unmounted Square G' Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreFREE SHIPPINGModel#: g'2-50S(48 States)
$390.00 -
Astronomik - Dark Filter - 1.25"
Do you have a CCD camera without a mechanical shutter and would like to do dark frames without continually monitoring your equipment?
... Learn MoreModel#: DARK-1
$39.95 -
Astrodon - 1.25 " Mounted I Filter
Astrodon Photometrics - Sloan FiltersThe Sloan Digital Sky Survey (SDSS) filters were designed by Fukugita et al. (Ast. J., 411/4, April 1996, p ... Learn More
Model#: i-27R
$150.00 -
Astrodon - 1.25" Gen 2 Mounted G' Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreModel#: g'2-27R
Regular Price: $175.00
Special Price: $157.50
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Astrodon - 1.25" Gen 2 Mounted I' Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreModel#: i'2-27R
Regular Price: $175.00
Special Price: $157.50
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Astrodon - 1.25" Gen 2 Mounted R' Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreModel#: r'2-27R
Regular Price: $175.00
Special Price: $157.50
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Astrodon - 1.25" Gen 2 Mounted U' Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreModel#: u'2-27R
$185.00 -
Astrodon - 1.25" Gen 2 Mounted Y Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreModel#: Y2-27
$175.00 -
Astrodon - 1.25" Gen 2 Mounted Z' Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreModel#: z'2-27R
Regular Price: $175.00
Special Price: $157.50
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Astrodon - 1.25" Gen 2 Mounted Z_S Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreModel#: z_s2-27R
$175.00 -
Astrodon - 50mm dia. Unmounted B Filter
Astrodon Photometrics - UVBRI filters have been the standard for photometric measurements for decades.
... Learn MoreFREE SHIPPINGModel#: B***-50R(48 States)
Regular Price: $350.00
Special Price: $315.00
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Astrodon - 50mm dia. Unmounted ic Filter
Astrodon Photometrics - UVBRcIcUVBRI filters have been the standard for photometric measurements for decades. They have evolved over time as technology changed. H. Johnson in the 1950s and A.W.J ... Learn More
FREE SHIPPINGModel#: Ic*-50R(48 States)
Regular Price: $350.00
Special Price: $315.00
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Astrodon - 50mm dia. Unmounted R Filter
Astrodon Photometrics - UVBRI filters have been the standard for photometric measurements for decades.
... Learn MoreFREE SHIPPINGModel#: Rc*-50R(48 States)
Regular Price: $350.00
Special Price: $315.00
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Astrodon - 50mm dia. Unmounted V Filter
Astrodon Photometrics - UVBRI filters have been the standard for photometric measurements for decades.
... Learn MoreFREE SHIPPINGModel#: V*-50R(48 States)
Regular Price: $350.00
Special Price: $315.00
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Astrodon - 50mm Gen 2 Unmounted G' Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreFREE SHIPPINGModel#: g'2-50R(48 States)
Regular Price: $350.00
Special Price: $315.00
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Astrodon - 50mm Gen 2 Unmounted I' Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreFREE SHIPPINGModel#: i'2-50R(48 States)
Regular Price: $350.00
Special Price: $315.00
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Astrodon - 50mm Gen 2 Unmounted R' Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreFREE SHIPPINGModel#: r'2-50R(48 States)
Regular Price: $350.00
Special Price: $315.00
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Astrodon - 50mm Gen 2 Unmounted Z' Filter
Astrodon's new improvements of photometric Sloan filters generation 2 feature excellent out of band clocking and other edge-blackended compounds to reduce stray light reflections to assist in CCD imaging.
... Learn MoreFREE SHIPPINGModel#: z'2-50R(48 States)
Regular Price: $350.00
Special Price: $315.00
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Astrodon - Narrowband - 1.25" Mounted RED Continuum 5 nm Filter
Narrowband Filters Narrowband (NB) filters enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, ... Learn More
FREE SHIPPINGModel#: REDCON5-27R(48 States)
$295.00 -
Astrodon - Narrowband - 1.25" Mounted H-a 3 nm Filter
Narrowband Filters Narrowband (NB) filters enhance contrast of emission objects by accepting only a narrow range of wavelengths around the emission lines of hydrogen (H-a, 656 nm), oxygen (OIII, ... Learn More
FREE SHIPPINGModel#: HA3-27R(48 States)
$425.00
