Skip to content
Price match 30-day returns* Talk to an astronomer before you buy

Products

Filters

Antlia Solar Discover Dualband ERF
Antlia Solar Discover Dualband ERF
$99.00 - $2,277.00
$99.00 - $2,277.00
$99.00 - $2,277.00
$99.00

Antlia Solar Discover Dualband ERF

Options available
2 variants in stock

Dualband design passes both H-alpha (656.3nm) and CaK/CaH (393nm) wavelengths Wide 25nm FWHM bandpass with over 90% peak transmission in both band...

View full details
$99.00 - $2,277.00
$99.00 - $2,277.00
$99.00 - $2,277.00
$99.00
Antlia Solar Discover Dualband Ha CaK and CaH Filter Assembly - Mini
Antlia Solar Discover Dualband Ha CaK and CaH Filter Assembly - Mini
$99.00 - $99.00
$99.00
$99.00 - $99.00
$99.00

Antlia Solar Discover Dualband Ha CaK and CaH Filter Assembly - Mini

ANT-SD-MINI
2 in stock

Passes Ha (656.3nm), CaK (393.3nm), and CaH (396.8nm) wavelengths Without extra light reduction, for refractors up to 100mm aperture only Comes wi...

View full details
$99.00 - $99.00
$99.00
$99.00 - $99.00
$99.00
Antlia Solar Discover Dualband Ha CaK and CaH Filter Assembly - Standard
Antlia Solar Discover Dualband Ha CaK and CaH Filter Assembly - Standard
$149.00 - $149.00
$149.00
$149.00 - $149.00
$149.00

Antlia Solar Discover Dualband Ha CaK and CaH Filter Assembly - Standard

ANT-SD-STANDARD
3 in stock

Passes Ha (656.3nm), CaK (393.3nm), and CaH (396.8nm) wavelengths Without extra light reduction, for refractors up to 100mm aperture only Comes wi...

View full details
$149.00 - $149.00
$149.00
$149.00 - $149.00
$149.00
$179.00 - $179.00
$179.00
$179.00 - $179.00
$179.00

Antlia Triband RGB Ultra Filter V2

ANT-TRIBAND-V2
4 in stock

Enhanced Transmission for Superior Signal-to-Noise Ratio Anti-Reflection Coating to Reduce Halo Effect Optimized for Fast Optics up to f/2 Desc...

View full details
$179.00 - $179.00
$179.00
$179.00 - $179.00
$179.00
$199.00 - $199.00
$199.00
$199.00 - $199.00
$199.00

Antlia U-Venus Filter - 1.25"

ANT-UVENUS
2 in stock

Designed for imaging the ultraviolet cloud structures of Venus and Jupiter Average transmission greater than 80% in the target UV bandpass Blocks ...

View full details
$199.00 - $199.00
$199.00
$199.00 - $199.00
$199.00