The Levenhuk Solar System F4 Filter Set includes telescope light filters. These filters are useful for studying outer space. They increase the contrast between areas of the planets that are unevenly illuminated, allowing you to observe more fine details. This kit will make exploring the Solar System more interesting. All filters have an eyepiece diameter of 1.25 inches and have an internal thread to combine filters with each other.
Levenhuk 1.25" #23A Optical Filter (Light Red) This filter is essential to study the planets of the Solar System, especially Mars, Saturn and Jupiter. It is also very suitable for daytime observations of Venus and twilight observations of Mercury. The Levenhuk 1.25" #23A (light red) optical filter highlights the brightness of dust particles from the tails of comets. The filter has low light transmission and is recommended for use with telescopes with a 130mm aperture or older.
Levenhuk 1.25" #58 Optical Filter (Green) This is also a good filter to use with telescopes with an aperture of 130mm or larger. When refracting telescopes are installed, it effectively eliminates chromatic aberration and increases image resolution. It is recommended for use to observe Mars, the polar regions of Saturn and the atmosphere of Jupiter, as well as the Moon and bright comets.
Levenhuk 1.25" #80A Optical Filter (Blue) This is one of the most used filters to observe the planets. It is essential for examining Jupiter's Great Red Spot and details of Saturn's rings. It is well suited for studying the atmosphere and polar caps of Mars. It is useful for observing Venus and Mercury. This filter can also be used to observe binary stars, comets and the Moon.
Levenhuk 1.25" #12 Optical Filter (Yellow) This filter has high light transmission, so it can be used with small aperture telescopes. One of the most used filters to observe Mars. It is well suited for observing Jupiter and Saturn, as well as for detailed studies of the rings of Neptune and Uranus. This filter can be used to observe comet tails and the lunar surface.
Characteristics:
Set of four filters
Optical glass filters provide a sharp, clear image
Excellent option to observe the planets of the Solar System, comets and the Moon
Thread to combine filters with each other
1.25" eyepiece tube diameter
The kit includes:
Filter #23A (light red)
Filter #58 (green)
Filter #80A (blue)
Filter #12 (yellow)
Plastic case for storage
Specifications
Optics material
optical glass
External thread (for eyepiece installation)
yes, 1.25"
Internal thread (to combine filters with each other)