Lumicon 1.25 Inch #25 Red Color Filter 2nd Quality
2nd Quality Filters have minor imperfections that do not significantly affect performance.
Lumicon 1.25 Inch #25 Red Color Filter highlights details on Mercury, make Venus and its terminator pop against dawn/dusk, explore maria on Mars, cloud bands on Jupiter and Saturn, and reveal dusky features on Uranus and Neptune with this filter. Fits any standard 1.25″ eyepiece.
Lumicon 1.25 Inch #25 Red Color Filter 2nd Quality
Lumicon 1.25 Inch #25 Red Color Filter highlights details on Mercury, make Venus and its terminator pop against dawn/dusk, explore maria on Mars, cloud bands on Jupiter and Saturn, and reveal dusky features on Uranus and Neptune with this filter. Fits any standard 1.25″ eyepiece.
If you are interested in knowing and learning what are all these numbers ahead of Telescope Filters? Do read more here at Astronomy Telescope Color Filter Numbers.