Long Perng 66mm Refractor Apochromatic Refractor high receiving sensitivity

high receiving sensitivity

Connect and Control Easily

and which should remain in the OFF state

Filter size: 50mm unmounted filter is required

Spacing astro cameras and filter wheels

Long Perng 66mm Refractor Apochromatic Refractor high receiving sensitivityLong Perng 66mm ED APO Apochromatic Refractor Telescope Experience the precision of the Long Perng 66mm Refractor, designed with a 400mm focal length for a fast f 6 focal ratio, outperforming standard APOs. This high speed ED APO doublet offers brighter images, a broader field of view, and shorter exposure times for deep sky objects. Equipped with an 80mm air spaced doublet lens crafted with one element of FPL 51 extra low dispersion (ED) glass, it