Optical Accessories
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Original price $299.00 - Original price $299.00Original price$299.00$299.00 - $299.00Current price $299.00| /
APM XWA 110° 5mm Eyepiece - 1.25"/2"
APM-HDC52 in stock5.0 / 5.0
2 Reviews
APM XWA 110° 5mm Eyepiece - 1.25"/2"
Original price $299.00 - Original price $299.00Original price$299.00$299.00 - $299.00Current price $299.00| / -
Original price $299.00 - Original price $299.00Original price$299.00$299.00 - $299.00Current price $299.00| /
Askar 0.6x Reducer for 103APO
ASK-ASKRE103062 in stockThe 0.6x reducer can bring the Askar 103APO's focal ratio down to F4 while also providing field flattening. Askar 103APO adopts a detachable tube ...
View full detailsOriginal price $299.00 - Original price $299.00Original price$299.00$299.00 - $299.00Current price $299.00| / -
Original price $249.00 - Original price $249.00Original price$249.00$249.00 - $249.00Current price $249.00| /
Askar 0.76x Reducer for 80PHQ
ASK-ASKAR80RAskar 0.76x Reducer for 80PHQ
Original price $249.00 - Original price $249.00Original price$249.00$249.00 - $249.00Current price $249.00| / -
Original price $349.00 - Original price $349.00Original price$349.00$349.00 - $349.00Current price $349.00| /
Askar 0.7x Universal Reducer for 107PHQ/130PHQ/151PHQ
ASK-ASF107130RE1 in stockThe backfocus is the standard 55mm. It comes with three thread adapters of M68, M54, M48 , so it is convenient for connection. Askar’s new-lau...
View full detailsOriginal price $349.00 - Original price $349.00Original price$349.00$349.00 - $349.00Current price $349.00| / -
Original price $199.00 - Original price $199.00Original price$199.00$199.00 - $199.00Current price $199.00| /
Askar 0.8x Reducer for 103APO
ASK-ASKRE103082 in stockThe 0.8x reducer can bring Askar 103APO's focal ratio down to F5.4. This is a standard reducer with field flattening capabilities as well. A short...
View full detailsOriginal price $199.00 - Original price $199.00Original price$199.00$199.00 - $199.00Current price $199.00| / -
Original price $199.00 - Original price $199.00Original price$199.00$199.00 - $199.00Current price $199.00| /
Askar 1x Field Flattener for 103APO
ASK-ASKFL103102 in stockThe 1x flattener does not change the telescope's focal ratio itself. After connecting with the Askar 103APO, it still maintained a focal length of ...
View full detailsOriginal price $199.00 - Original price $199.00Original price$199.00$199.00 - $199.00Current price $199.00| / -
Original price $249.00 - Original price $249.00Original price$249.00$249.00 - $249.00Current price $249.00| /
Askar 2.5" F/3.9 Full Frame Reducer for FRA400 and FRA500
ASK-ASKAR7256RD2 in stockThe Askar new FRA400 F3.9 full-frame reducer reduces the telescope’s effective focal ratio by a factor of 0.7x, thus an original f/5.6 becomes an f...
View full detailsOriginal price $249.00 - Original price $249.00Original price$249.00$249.00 - $249.00Current price $249.00| / -
Original price $399.00 - Original price $399.00Original price$399.00$399.00 - $399.00Current price $399.00| /
Askar 3" F/3.9 Full Frame Reducer for FRA600
ASK-ASKAR656RD1 in stockThe Askar 3 inch F3.9 full frame reducer features 4 elements optical design specifically for the FRA600, offers a 0.7X reduction in focal ratio, wh...
View full detailsOriginal price $399.00 - Original price $399.00Original price$399.00$399.00 - $399.00Current price $399.00| / -
Original price $549.00 - Original price $549.00Original price$549.00$549.00 - $549.00Current price $549.00| /
Askar 6nm Color Magic Ha/OIII & SII/OIII (D1+D2) Filter Package
ASK-CM-D1D23 in stockAfter the 2" 6nm duo-narrowband filter (Hα+OIII), Askar ColourMagic Specially launches the SII+OIII 2" 6nm duo-narrowband filter, which is further ...
View full detailsOriginal price $549.00 - Original price $549.00Original price$549.00$549.00 - $549.00Current price $549.00| / -
Original price $279.00 - Original price $279.00Original price$279.00$279.00 - $279.00Current price $279.00| /
Askar 6nm Colour Magic Super Ha/OIII D1 Filter - 2"
ASK-ASK2DNHOD13 in stockAskar newly launched ColourMagic Super D 2" Duo-narrowband filter, is a professional astrophotography tool specifically designed for deep-sky imag...
View full detailsOriginal price $279.00 - Original price $279.00Original price$279.00$279.00 - $279.00Current price $279.00| / -
Original price $279.00 - Original price $279.00Original price$279.00$279.00 - $279.00Current price $279.00| /
Askar 6nm Colour Magic Super SII/OIII D2 Filter - 2"
ASK-ASK2DNSOD22 in stockAskar newly launched ColourMagic Super D 2" Duo-narrowband filter, is a professional astrophotography tool specifically designed for deep-sky imag...
View full detailsOriginal price $279.00 - Original price $279.00Original price$279.00$279.00 - $279.00Current price $279.00| / -
Original price $99.00 - Original price $99.00Original price$99.00$99.00 - $99.00Current price $99.00| /
Askar Colour Magic Ha/OIII C1 Filter - 2"
ASK-ASKAR2DBC12 in stockColourMagic C 2" Duo-band filter is a professional astrophotography tool specifically designed for deep-sky imaging. The ColourMagic C1 duo-band f...
View full detailsOriginal price $99.00 - Original price $99.00Original price$99.00$99.00 - $99.00Current price $99.00| / -
Original price $99.00 - Original price $99.00Original price$99.00$99.00 - $99.00Current price $99.00| /
Askar Colour Magic SII/OIII C2 Filter - 2"
ASK-ASKAR2DBC23 in stockColour Magic C 2" Duo-band filter is a professional astrophotography tool specifically designed for deep-sky imaging. The Colour Magic C2 duo-band ...
View full detailsOriginal price $99.00 - Original price $99.00Original price$99.00$99.00 - $99.00Current price $99.00| / -
Original price $31.00 - Original price $31.00Original price$31.00$31.00 - $31.00Current price $31.00| /
Askar Multi-Connection Finder Plate 90
ASK-ASKARMCP905 in stockAskar MCP90 (Multi-Connection Plate 90) is a professional design especially for FRA400/5.6 astrograph. But it also works well with other various ha...
View full detailsOriginal price $31.00 - Original price $31.00Original price$31.00$31.00 - $31.00Current price $31.00| / -
Original price $24.20 - Original price $24.20Original price$24.20$24.20 - $24.20Current price $24.20| /
Astrodon 52mm Screw-in Filter Cell
DON-AD52MMCELLAstrodon 52mm Screw-in Filter Cell is for placing Astrodon 50 mm diameter filters in 52 mm threaded mounts for camera lenses.
Original price $24.20 - Original price $24.20Original price$24.20$24.20 - $24.20Current price $24.20| /Sold out -
Original price $222.20 - Original price $487.30Original price$222.20 - $487.30$222.20 - $487.30Current price $222.20| /
Astrodon Blue Filter - E & I Series
DON-B2_27RLuminance and Blue Filters are the same in both the E and I series. Only the Red and Green filters differ.Astrodon LRGB Gen2 E-Series Tru-Balance F...
View full detailsOriginal price $222.20 - Original price $487.30Original price$222.20 - $487.30$222.20 - $487.30Current price $222.20| /Sold out -
Original price $209.00 - Original price $445.50Original price$209.00 - $445.50$209.00 - $445.50Current price $209.00| /
Astrodon Clear Filter - UV-Blocked, No NIR Blocking
DON-C2_27RUV-Blocked Clear filters with 395 nm cut-on (50% transmission at 395 nm) and at least 97% transmission to 1000 nm. Often purchased with our photome...
View full detailsOriginal price $209.00 - Original price $445.50Original price$209.00 - $445.50$209.00 - $445.50Current price $209.00| /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 $222.20 - Original price $487.30Original price$222.20 - $487.30$222.20 - $487.30Current price $222.20| /
Astrodon Green Filter - E Series
DON-G2_E27RLuminance and Blue Filters are the same in both the E and I series. Only the Red and Green filters differ.Astrodon LRGB Gen2 E-Series Tru-Balance F...
View full detailsOriginal price $222.20 - Original price $487.30Original price$222.20 - $487.30$222.20 - $487.30Current price $222.20| /Sold out -
Original price $222.20 - Original price $487.30Original price$222.20 - $487.30$222.20 - $487.30Current price $222.20| /
Astrodon Green Filter - I Series
DON-G2_I27RLuminance and Blue Filters are the same in both the E and I series. Only the Red and Green filters differ.Astrodon LRGB Gen2 I-Series Tru-Balance F...
View full detailsOriginal price $222.20 - Original price $487.30Original price$222.20 - $487.30$222.20 - $487.30Current price $222.20| /Sold out -
Original price $682.00 - Original price $1,740.20Original price$682.00 - $1,740.20$682.00 - $1,740.20Current price $682.00| /
Astrodon H-alpha Filter - 3nm
DON-HA3_27RH-α (hydrogen-alpha) at 656 nm (nanometers) is deep red in color and the most popular narrowband filter. Hydrogen is ubiquitous in the cosmos and i...
View full detailsOriginal price $682.00 - Original price $1,740.20Original price$682.00 - $1,740.20$682.00 - $1,740.20Current price $682.00| /Sold out -
Original price $459.80 - Original price $1,512.50Original price$459.80 - $1,512.50$459.80 - $1,512.50Current price $459.80| /
Astrodon H-alpha Filter - 5nm
Options available1 variants in stockH-α (hydrogen-alpha) at 656 nm (nanometers) is deep red in color and the most popular narrowband filter. Hydrogen is ubiquitous in the cosmos and i...
View full detailsOriginal price $459.80 - Original price $1,512.50Original price$459.80 - $1,512.50$459.80 - $1,512.50Current price $459.80| / -
Original price $261.80 - Original price $665.50Original price$261.80 - $665.50$261.80 - $665.50Current price $261.80| /
Astrodon Johnson/Cousins B Filter
DON-B***_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