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$11.62
Original: $33.21
-65%Antares 1.25" 4 Piece Planetary Filter Set - FS2—
$33.21
$11.62The Story
Color filters enhance planetary imaging. Every refractive system, (lenses, correctors, eyepieces etc.) produces chromatic focal shift: The different colors focus on different planes. By isolating one color more detail will become apparent. Always use a contrasting color to what you are observing. Set of 4 popular 1.25" filters: #11,#21,#80A,ND25
Description
Color filters enhance planetary imaging. Every refractive system, (lenses, correctors, eyepieces etc.) produces chromatic focal shift: The different colors focus on different planes. By isolating one color more detail will become apparent. Always use a contrasting color to what you are observing. Set of 4 popular 1.25" filters: #11,#21,#80A,ND25
