Scientific Filters
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Original price $275.00 - Original price $725.00Original price$275.00 - $725.00$275.00 - $725.00Current price $275.00| /
Chroma U-Bessel Filter
Options availableUV photometric filter in UVBRI series Filters designed for use with CCD and for f/4.0 or slower No reflections leading to image distortions or ""ba...
View full detailsOriginal price $275.00 - Original price $725.00Original price$275.00 - $725.00$275.00 - $725.00Current price $275.00| / -
Original price $163.00 - Original price $779.00Original price$163.00 - $779.00$163.00 - $779.00Current price $163.00| /
Baader Photometric UBVRI-V Individual Filter
Options availableBaader UBVRI-V Bandpass Filter, suitable from f/15 to f/1.8 Classic photometric filter with transmission according to Bessel – parfocal with al...
View full detailsOriginal price $163.00 - Original price $779.00Original price$163.00 - $779.00$163.00 - $779.00Current price $163.00| / -
Original price $764.00 - Original price $3,449.00Original price$764.00 - $3,449.00$764.00 - $3,449.00Current price $764.00| /
Baader Photometric UBVRI Filter Set
Options availableBaader UBVRI Bandpass Filter Set, suitable from f/15 to f/1.8 Classic photometric filter with transmission according to Bessel – parfocal with ...
View full detailsOriginal price $764.00 - Original price $3,449.00Original price$764.00 - $3,449.00$764.00 - $3,449.00Current price $764.00| / -
Original price $163.00 - Original price $779.00Original price$163.00 - $779.00$163.00 - $779.00Current price $163.00| /
Baader Photometric UBVRI-R Individual Filter
Options availableBaader UBVRI-R Bandpass Filter, suitable from f/15 to f/1.8 Classic photometric filter with transmission according to Bessel – parfocal with al...
View full detailsOriginal price $163.00 - Original price $779.00Original price$163.00 - $779.00$163.00 - $779.00Current price $163.00| / -
Original price $163.00 - Original price $779.00Original price$163.00 - $779.00$163.00 - $779.00Current price $163.00| /
Baader Photometric UBVRI-B Individual Filter
Options availableBaader UBVRI-B Bandpass Filter, suitable from f/15 to f/1.8 Classic photometric filter with transmission according to Bessel – parfocal with al...
View full detailsOriginal price $163.00 - Original price $779.00Original price$163.00 - $779.00$163.00 - $779.00Current price $163.00| / -
Original price $275.00 - Original price $725.00Original price$275.00 - $725.00$275.00 - $725.00Current price $275.00| /
Chroma V-Bessel Filter
Options availableGreen (Visible) photometric filter in UVBRI series Filters designed for use with CCD and for f/4.0 or slower No reflections leading to image distor...
View full detailsOriginal price $275.00 - Original price $725.00Original price$275.00 - $725.00$275.00 - $725.00Current price $275.00| / -
Original price $184.00 - Original price $839.00Original price$184.00 - $839.00$184.00 - $839.00Current price $184.00| /
Baader Photometric UBVRI-I Individual Filter
Options availableBaader UBVRI-I Bandpass Filter, suitable from f/15 to f/1.8 Classic photometric filter with transmission according to Bessel – parfocal with al...
View full detailsOriginal price $184.00 - Original price $839.00Original price$184.00 - $839.00$184.00 - $839.00Current price $184.00| / -
Original price $162.00 - Original price $788.00Original price$162.00 - $788.00$162.00 - $788.00Current price $162.00| /
Baader Photometric SLOAN/SDSS y' Individual Filter
Options availableBaader SLOAN-y' Bandpass Filter, suitable from f/15 to f/1.8 SLOAN/SDSS (ugriz’) photometric filter with transmission according to SLOAN-specif...
View full detailsOriginal price $162.00 - Original price $788.00Original price$162.00 - $788.00$162.00 - $788.00Current price $162.00| / -
Original price $162.00 - Original price $788.00Original price$162.00 - $788.00$162.00 - $788.00Current price $162.00| /
Baader Photometric SLOAN/SDSS z-s' Individual Filter
Options availableBaader SLOAN-z-s' Bandpass Filter, suitable from f/15 to f/1.8 SLOAN/SDSS (ugriz’) photometric filter with transmission according to SLOAN-spec...
View full detailsOriginal price $162.00 - Original price $788.00Original price$162.00 - $788.00$162.00 - $788.00Current price $162.00| / -
Original price $171.00 - Original price $788.00Original price$171.00 - $788.00$171.00 - $788.00Current price $171.00| /
Baader Photometric SLOAN/SDSS i' Individual Filter
Options availableBaader SLOAN-i' Bandpass Filter, suitable from f/15 to f/1.8 SLOAN/SDSS (ugriz’) photometric filter with transmission according to SLOAN-specif...
View full detailsOriginal price $171.00 - Original price $788.00Original price$171.00 - $788.00$171.00 - $788.00Current price $171.00| / -
Original price $171.00 - Original price $788.00Original price$171.00 - $788.00$171.00 - $788.00Current price $171.00| /
Baader Photometric SLOAN/SDSS r' Individual Filter
Options availableBaader SLOAN-r' Bandpass Filter, suitable from f/15 to f/1.8 SLOAN/SDSS (ugriz’) photometric filter with transmission according to SLOAN-specif...
View full detailsOriginal price $171.00 - Original price $788.00Original price$171.00 - $788.00$171.00 - $788.00Current price $171.00| / -
Original price $171.00 - Original price $788.00Original price$171.00 - $788.00$171.00 - $788.00Current price $171.00| /
Baader Photometric SLOAN/SDSS g' Individual Filter
Options availableBaader SLOAN-g' Bandpass Filter, suitable from f/15 to f/1.8 SLOAN/SDSS (ugriz’) photometric filter with transmission according to SLOAN-specif...
View full detailsOriginal price $171.00 - Original price $788.00Original price$171.00 - $788.00$171.00 - $788.00Current price $171.00| / -
Original price $178.00 - Original price $797.00Original price$178.00 - $797.00$178.00 - $797.00Current price $178.00| /
Baader Photometric SLOAN/SDSS u' Individual Filter
Options availableBaader SLOAN-u' Bandpass Filter, suitable from f/15 to f/1.8 SLOAN/SDSS (ugriz’) photometric filter with transmission according to SLOAN-specif...
View full detailsOriginal price $178.00 - Original price $797.00Original price$178.00 - $797.00$178.00 - $797.00Current price $178.00| / -
Original price $857.00 - Original price $4,137.00Original price$857.00 - $4,137.00$857.00 - $4,137.00Current price $857.00| /
Baader Photometric SLOAN/SDSS ugriz' Filter Set
Options availableBaader SLOAN Bandpass Filter Set, suitable from f/15 to f/1.8 SLOAN/SDSS (ugriz’) photometric filter with transmission according to SLOAN-speci...
View full detailsOriginal price $857.00 - Original price $4,137.00Original price$857.00 - $4,137.00$857.00 - $4,137.00Current price $857.00| / -
Original price $261.80 - Original price $665.50Original price$261.80 - $665.50$261.80 - $665.50Current price $261.80| /
Astrodon Johnson/Cousins U Filter
DON-UV*_27RSpectral profiles designed after U, B, V, Rc, Ic Johnson/Cousins Improved B filter (B***) extending blocking >1100 nm and eliminating small lig...
View full detailsOriginal price $261.80 - Original price $665.50Original price$261.80 - $665.50$261.80 - $665.50Current price $261.80| /Sold out -
Original price $223.30 - Original price $435.60Original price$223.30 - $435.60$223.30 - $435.60Current price $223.30| /
Astrodon Exo-Planet Filter - Clear with Blue-Blocking
DON-XOPBB_27RAstrodon introduced the ExoPlanet-BB filter for use in amateur-scale telescopes to measure light curves of exoplanets.Although it may not seem poss...
View full detailsOriginal price $223.30 - Original price $435.60Original price$223.30 - $435.60$223.30 - $435.60Current price $223.30| /Sold out -
Original price $261.80 - Original price $665.50Original price$261.80 - $665.50$261.80 - $665.50Current price $261.80| /
Astrodon Johnson/Cousins V Filter
DON-V*_27RSpectral profiles designed after U, B, V, Rc, Ic Johnson/Cousins Improved B filter (B***) extending blocking >1100 nm and eliminating small lig...
View full detailsOriginal price $261.80 - Original price $665.50Original price$261.80 - $665.50$261.80 - $665.50Current price $261.80| /Sold out -
Original price $261.80 - Original price $665.50Original price$261.80 - $665.50$261.80 - $665.50Current price $261.80| /
Astrodon Johnson/Cousins Rc Filter
DON-Rc*_27RSpectral profiles designed after U, B, V, Rc, Ic Johnson/Cousins Improved B filter (B***) extending blocking >1100 nm and eliminating small lig...
View full detailsOriginal price $261.80 - Original price $665.50Original price$261.80 - $665.50$261.80 - $665.50Current price $261.80| /Sold out -
Original price $261.80 - Original price $665.50Original price$261.80 - $665.50$261.80 - $665.50Current price $261.80| /
Astrodon Johnson/Cousins Ic Filter
DON-Ic*_27RSpectral profiles designed after U, B, V, Rc, Ic Johnson/Cousins Improved B filter (B***) extending blocking >1100 nm and eliminating small lig...
View full detailsOriginal price $261.80 - Original price $665.50Original price$261.80 - $665.50$261.80 - $665.50Current price $261.80| /Sold out -
Original price $256.30 - Original price $665.50Original price$256.30 - $665.50$256.30 - $665.50Current price $256.30| /
Astrodon Sloan Gen2 i' Filter
DON-i’2_27R50% transmission points provided above (+/- 3nm typical) Peak transmission guaranteed > 95% (>90% for u’) <=0.03%Tabs out-of-band 300 – ...
View full detailsOriginal price $256.30 - Original price $665.50Original price$256.30 - $665.50$256.30 - $665.50Current price $256.30| /Sold out -
Original price $256.30 - Original price $665.50Original price$256.30 - $665.50$256.30 - $665.50Current price $256.30| /
Astrodon Sloan Gen2 g' Filter
DON-g’2_27R50% transmission points provided above (+/- 3nm typical) Peak transmission guaranteed > 95% (>90% for u’) <=0.03%Tabs out-of-band 300 – ...
View full detailsOriginal price $256.30 - Original price $665.50Original price$256.30 - $665.50$256.30 - $665.50Current price $256.30| /Sold out -
Original price $256.30 - Original price $665.50Original price$256.30 - $665.50$256.30 - $665.50Current price $256.30| /
Astrodon Sloan Gen2 z' Filter
DON-z’2_27R50% transmission points provided above (+/- 3nm typical) Peak transmission guaranteed > 95% (>90% for u’) <=0.03%Tabs out-of-band 300 – ...
View full detailsOriginal price $256.30 - Original price $665.50Original price$256.30 - $665.50$256.30 - $665.50Current price $256.30| /Sold out -
Original price $256.30 - Original price $665.50Original price$256.30 - $665.50$256.30 - $665.50Current price $256.30| /
Astrodon Sloan Gen2 z_s Filter
DON-z_s2_27R50% transmission points provided above (+/- 3nm typical) Peak transmission guaranteed > 95% (>90% for u’) <=0.03%Tabs out-of-band 300 – ...
View full detailsOriginal price $256.30 - Original price $665.50Original price$256.30 - $665.50$256.30 - $665.50Current price $256.30| /Sold out -
Original price $256.30 - Original price $665.50Original price$256.30 - $665.50$256.30 - $665.50Current price $256.30| /
Astrodon Sloan Gen2 Y Filter
DON-Y2_27R50% transmission points provided above (+/- 3nm typical) Peak transmission guaranteed > 95% (>90% for u’) <=0.03%Tabs out-of-band 300 – ...
View full detailsOriginal price $256.30 - Original price $665.50Original price$256.30 - $665.50$256.30 - $665.50Current price $256.30| /Sold out