Eyepiece filters are an invaluable aid in lunar and planetary observing. They reduce glare and light scattering, increase contrast through selective filtration, increase definition and resolution, reduce irradiation and lessen eye fatigue.
TPO #15A Dark Yellow Color Filter for 1.25" Eyepieces
TPO filters are made of high quality, solid plane parallel glass with excellent homogeneity. They are anti-reflection coated to prevent glaring and ghosting. This eyepiece filter is threaded to fit most 1.25" eyepieces, and comes with a hinged, plastic case to keep your filter safe and clean when not in use.
The #15A Dark Yellow Filter has a transmission of 67%, and is a good general-purpose filter for telescopes with less than 4.5" of aperture (114mm). The #15 filter will improve the contrast of features on the Moon It will also help you see the equatorial belts on Jupiter and Saturn, clouds and the polar ice caps on Mars, and the dusky detail on Uranus and Neptune.
TPO Product Number: OS-F15
- Additional Information
SKU OS-F15 Manufacturer TPO Type of Filter Color Filter Usage Imaging, Visual Single or Set? Single Filter Filter Size 1.25" Filter Shape Round Filter Mounted? Mounted Warranty 2 Year Warranty Wratten # 15A
- Included Items
- TPO #15A Dark Yellow Filter in 1.25" metal cell
- Plastic case
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