Orion Explorer II 7-21mm Zoom Telescope Eyepiece
Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion is a product that is affordable. Compared with the same type. Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion also has the ability to vary. My friend bought it. After he used Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion. It makes me wonder, because it is affordable. But there are also many benefits. The high durability. And proper manner. My friend recommended Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion to other buyers as well as my own. Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion can make people buy used and I was very impressed.Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion
Orion Explorer II 7-21mm Zoom Telescope Eyepiece Overview
Now even the casual telescope user can enjoy the benefits of zoom eyepiece technology. A twist of the affordable Explorer II Zoom housing changes the focal length from 21mm to 7mm, or to any focal length in between. That makes it ideal for locating an object at low magnification, then zooming in at higher magnifications for closer inspection. Without changing eyepieces! Actual magnification range will depend on the focal length of your telescope. It works equally well for astronomical or terrestrial viewing. This four-lens eyepiece boasts fully coated optics and exceptionally long eye relief ranging from 33mm to 16mm. Apparent field of view is 30-deg at 21mm and 43-deg at 7mm. Rubber traction ring ensures a good grip. The 1.25" barrel is threaded for filters. A nice value in a quality zoom eyepiece!
Orion Explorer II 7-21mm Zoom Telescope Eyepiece Feature
- The Orion Explorer II Zoom eyepiece lets you change magnification power without physically changing eyepieces
- A twist of the zoom eyepiece housing changes focal length from 21mm to 7mm, providing a variety of viewing magnification powers
- Eyepiece consists of four elements which are fully coated with anti-reflection coatings for clear, contrasty views
- Exceptionally long eye 33mm relief allows eyeglass wearers to enjoy the entire view while still wearing their corrective lenses without vignetting
- The 1.25" barrel is threaded for use with like-sized Orion eyepiece filters
My neighbor bought Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion from the Internet. After they have used. It has made them love it so much. Because Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion can make them very easy to use, not difficult and is equipped with a durable, I've seen it, Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion would be to try to see what it is affordable. Compared with the property itself. Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion is durable in use. And proper manner. If you are looking for a product like this I would highly recommend Orion Explorer II 7-21mm Zoom Telescope EyepieceOrion.
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