Seymour Solar Type 2 Glass Solar Filter (ZenithStar 71)

Full-aperture white-light solar filter

ND5 reflective-coated Helios solar glass in an aluminium cell

Blocks

99.999% of sunlight

Front-mounted, sized to fit the William Optics ZenithStar 71 objective

Shows the photosphere, sunspots and surface granulation

White-light, no emission line isolated