Levenhuk F4 Filter Set “Solar System”

The Levenhuk F4 “Solar System” filter set includes optical eyepiece filters for telescopes. These filters are useful for studying outer space. They increase the contrast between unevenly illuminated areas of the planets, allowing the observation of the smallest details. This set will make exploring the Solar System more exciting. All filters have a barrel diameter of 1.25" and are equipped with an internal thread for combining different filters.

1.25" Levenhuk #23A optical filter (light red)
This filter is indispensable for studying the planets of the Solar System, especially Mars, Jupiter, and Saturn. It is also suitable for daytime observations of Venus and twilight observations of Mercury. The 1.25" Levenhuk #23A optical filter (light red) enhances the brightness of comet dust tails. This filter has low light transmission and is recommended for use on telescopes with apertures starting from 130 mm.

1.25" Levenhuk #58 optical filter (green)
This filter is also better suited for apertures starting from 130 mm. When installed on a refractor telescope, it effectively eliminates chromatic aberrations and increases image resolution. Its use is recommended for observing Mars, Saturn’s polar regions, and Jupiter’s atmosphere, as well as the Moon and the brightest comets.

1.25" Levenhuk #80A optical filter (blue)
This is one of the most popular filters for planetary observation. It is indispensable for examining Jupiter’s Great Red Spot and the details of Saturn’s rings. It is suitable for studying the atmosphere and polar caps of Mars. It is also useful for observing Venus and Mercury. This filter can also be used for observing binary stars, comets, and the Moon.

1.25" Levenhuk #12 optical filter (yellow)
This filter features high transmission, so it can be used on telescopes with small apertures. It is one of the most popular filters for observing Mars. It is also suitable for observing Jupiter and Saturn, as well as for detailed study of the rings of Neptune and Uranus. This filter can be used to observe comet tails and the lunar surface.

Features:

• Set of four filters
• Optical glass filters that reproduce a sharp and clear image
• An excellent choice for observing the planets of the Solar System, comets, and the Moon
• Threading for combining different filters
• Barrel diameter 1.25"

The kit includes:

• Filter #23A (light red)
• Filter #58 (green)
• Filter #80A (blue)
• Filter #12 (yellow)
• Protective plastic case