Best for blocking most forms of light pollution. Threads into the barrels of all Meade 1.25" eyepieces, and into the barrels of virtually all other 1.25" eyepiece brands as well. Clear aperture is 26mm.
Premium multi-layer interference filters, the finest obtainable. Use broadband ("B") filters to block most forms of light pollution; use narrowband ("N") filters in heavily light-polluted areas for for extremely high-contrast observing of faint nebulae.
|Name||Meade - #908B Broadband Nebular Filter Series 4000|