ZWO LRGB Imaging Filters - 2" Mounted - LRGB2 Field Flattener For telescopes with 2" focuser

For telescopes with 2" focuser and up to 1080mm focal length

the highly regarded Nagler TeleVue Telescope Eyepiece and their clones have built-in Barlows

NOTE:  It is recommended that you use an ASI533

The maximum filter glass thickness allowable is 4 mm

ZWO LRGB Imaging Filters - 2" Mounted - LRGB2 Field Flattener For telescopes with 2" focuserThe ZWO LRGB 2" mounted filters offer good color separation, multi layer anti reflection coatings, and more than 92% transmission at passband. The RGB color combine weights will be approximately 1: 1: 1 Fine optically polished to ensure accurate 1 4 wavefront More than 92% transmission at passband Infrared wavelength 700 1100nm cut off Precision off band blocking Multi layers anti reflection coating Small spectral gap to minimize effect of light