Optolong L1 Dual Combo Set with L-Quad & L-Para 2" Filters - L1SET-2 plossls 336mm(including the photographic adapter as

336mm(including the photographic adapter as dew shield contracted）

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Optolong L1 Dual Combo Set with L-Quad & L-Para 2" Filters - L1SET-2 plossls 336mm(including the photographic adapter asThe Optolong L1 Dual Combo Filter Set includes an L QUAD Enhance Broadband Filter and an L Para Dual (OIII & Ha) 10nm Filter, both in 2" threaded aluminum cells. Together these two filters produce amazing results, with dampening of light pollution, increased contrast, color optimization and precise signal capture! Horsehead & Flame Nebula by Gianni Lacroce About the L Quad Broadband Enhance Filter The Optolong L Quad filter provides better color