Optical Accessories
Everything you need of optics for visual and photographic work or accessories for DIY projects, can be found in these categories.
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The Ethos 13 mm has a combined socket for 1.25 and 2 inch.
The 16 is well suited for binoculars and provides the largest actual field of view of all Nagler eyepieces with 1.25?
The Ethos 17mm with 100° apparent field of view.
Tele Vue - 19 mm Panoptic Eyepiece
The enhanced aluminium mirror from TeleVue provides an Everbrite 99% reflective surface across all but the extreme ends of the visual spectrum.
90° deflection 99% reflection by enhanced aluminum coating Brass clamp ring Filter thread Anti-reflection thread One piece body construction Tele Vue 2" to 1.25" Eyepiece Adapter # ASF-8125 is included The Ethos 21mm with 100° apparent field of view.
A convincingly good eyepiece for instruments with f/5 aperture ratio
These eyepieces offer such a sharpness that I also prefer them for planetary observation.
The type 5 eyepieces with 20, 26 and 31 mm are ideal for short focal length Newtonian telescopes, even on the 20" f/4 stars are absolutely point-like almost to the edge.
Tele Vue - 35 mm Panoptik Okular