Explore FirstLight 127mm Mak-Cassegrain Telescope with Twilight I Mount nebula-filter combinations of low dispersion and

combinations of low dispersion and high refractive index optical glasses

Lightweight and generally does not require rebalancing tube assembly

this device will reduce your f-ratio by 0

Field Stop Diameter 27

Explore FirstLight 127mm Mak-Cassegrain Telescope with Twilight I Mount nebula-filter combinations of low dispersion andDesigned for astronomers who demand sharp detail in a compact form, the Explore Scientific FirstLight 127mm Maksutov Cassegrain Telescope offers powerful performance in a highly portable package. With a 1900mm focal length and an f 15 focal ratio, this high magnification telescope excels at revealing fine planetary features, lunar craters, and double stars with exceptional clarity and contrast. The included Twilight I Alt Azimuth Mount provides