Description:
5.0 Density Astronomical Telescope Solar Filter 40mm for Celestron 80EQ, 80DX, 130EQ.
Safety Observation:to protect your eyes safe observing the sun, sunspots, eclipses, and planetary transits.
Optical Density:5.0 of the telescope.
High Density Coating:provide the true color of sun-neutral white.
Never look at the sun directly without the protection of solar filter.
Specification:
Material:baader film
Diameter:40 mm/1.57 inch
Applicable models:40mm caliber
Optical density:5.0 of the telescope
Package Includes:
1x Telescope Solar Filter