The simple altazimuth mount allows vertical and horizontal movements for quick astro and terrestrial pointing. From LearnThat.org. [yourdictionary.com]
We saw that the altazimuth employed at Upsala had no lenses. From Wordnik.com. [Scientific American Supplement, No. 611, September 17, 1887] Reference
This figure shows the peculiar ocular part of the altazimuth, with the vertical and horizontal circles. From Wordnik.com. [Scientific American Supplement, No. 611, September 17, 1887] Reference
It resembles an astronomical altazimuth, but instead of a telescope it carries an open tube without any lenses. From Wordnik.com. [Scientific American Supplement, No. 611, September 17, 1887] Reference
This is a remarkable result, and shows conclusively the superiority of the altazimuth to the photographic method of measuring the heights of clouds. From Wordnik.com. [Scientific American Supplement, No. 611, September 17, 1887] Reference
The instruments provided for the journey consisted of two barometers, two thermometers, two compasses, a sextant, two chronometers, an artificial horizon, and an altazimuth, to throw out the height of distant and inaccessible objects. From Wordnik.com. [Five Weeks in a Balloon] Reference
The instrument which they employ to measure the angles from which to deduce the height of the clouds is a peculiar form of altazimuth that was originally designed by Prof. Mohn, of Christiania, for measuring the parallax of the aurora borealis. From Wordnik.com. [Scientific American Supplement, No. 611, September 17, 1887] Reference
The camera and lens that I use habitually for photographing cloud forms -- not their angular height -- was planted a few feet from the altazimuth with which M. Ekholm was observing, and while he was measuring the necessary angles I took a picture of the clouds. From Wordnik.com. [Scientific American Supplement, No. 611, September 17, 1887] Reference
The present invention relates to altazimuth telescope mounts. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
The altazimuth stand will be a real pain if you're using high magnifications. From Wordnik.com. [Yahoo! Answers: Latest Questions] Reference
The altazimuth can also be controlled simply by using only the high speed buttons. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
Ransome and May, to construct an altazimuth with three-foot circles, and a five-foot telescope, in 1847. From Wordnik.com. [History of Astronomy] Reference
Referring now to the drawing figures, the preferred embodiment of the altazimuth and elevation tracking control. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
In particular, it relates to an altazimuth variable rate motor control for tracking objects across the sky with a telescope. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
When used with an astronomical telescope, the biggest advantage of an altazimuth mount lies in its simplicity of mechanical design. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
On the other hand, altazimuth mounts need to be rotated about both axes, each at a variable rate, and they also impart a rotation to the field of view. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
Römer, star places, 10; invention of equatoreal and transit instrument, 120; of altazimuth, 121; velocity of light, 231; satellite transit on Jupiter, 291. From Wordnik.com. [A Popular History of Astronomy During the Nineteenth Century Fourth Edition] Reference
Such altazimuth telescope mounts are commonly used on Dobsonian type reflector telescope designs which are well known to both hobbyists and professionals alike. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
However, unlike equatorial mounts, the primary disadvantage with the altazimuth mount lies in its inability to follow astronomical objects in the night sky, as the. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
It is therefore an object of the present invention to provide an azimuth and elevation tracking control for adjusting the azimuth and elevation on a altazimuth telescope mount. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
The altazimuth mount is a simple two-axis mount for supporting and rotating a telescope about two mutually perpendicular axes (a vertical altitude axis, and a horizontal azimuth axis). From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
He himself, however, by much more exact observations, with an excellent altazimuth, reduced the alleged error from 20 minutes to only 4-1/2, or to 9-40ths of its formerly supposed value. From Wordnik.com. [Myths and Marvels of Astronomy] Reference
As you know, with Windows you need, at all times 'to scroll the bars at the bottom and/or right of the screen to move the display around (a little like an altazimuth telescope is manouvred). From Wordnik.com. [Discussions: Message List - root]
As a result, with the present invention, the movement is so smooth that one rarely observes any difficulty in over-shooting, as one often experiences when moving an altazimuth mount, by hand. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
The tracking control has an azimuth motor drive assembly including a tension mounting plate, a wire spring member, and at least two capstan driving motors for rotating a circumferential edge of the altazimuth mount ground board. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
Because altazimuth mounts are much different than equatorial mounts, which require only one motor to track the stars, each of the altazimuth mounts must be driven and motor speed must vary when observing different regions of the sky. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
It is another object of the present invention to provide an azimuth and elevation tracking control for adjusting the azimuth and elevation on an altazimuth telescope mount which is light in weight, low in cost and easily transportable. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
It is another object of the present invention to provide an azimuth and elevation tracking control for adjusting the azimuth and elevation on an altazimuth telescope mount which is easily installed for retrofit application, on an existing altazimuth telescope mount. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
To overcome the problems of the prior art methods and in accordance with the purpose of the invention, as embodied and broadly described herein, briefly an altazimuth and elevation tracking control is provided for adjusting the azimuth and/or elevation on a altazimuth telescope mount. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
It is yet another object of the present invention to provide a friction slide azimuth tracking control for adjusting the azimuth on an altazimuth telescope mount which may be operated either by hand or with a motor control without a need for repositioning the tracking control assembly. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
Thus, it is desirable to provide an azimuth and elevation tracking control for adjusting the azimuth and elevation on an altazimuth telescope mount which is suitable for retrofit application, easy to install and operate, light in weight, inexpensive, and easily transported and setup in the field. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
Today, altazimuth designs have gained in popularity over the use of expensive equatorial mounts because of their simplicity in design, but use two axes of rotation which are necessary to compensate for the diurnal motion of the Earth, and are often computer controlled with expensive microprocessor control assemblies to coordinate the two axes of rotation. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
An altazimuth and elevation tracking control for adjusting the azimuth and elevation on a altazimuth telescope mount having a ground board having a circumferential edge and a rotating rocker box including a rotating disc base and at least two opposing vertically extending side walls, the rotating disc base pivotally connected to the ground board, and each of the vertically extending side walls including a semicircular upper rocker bearing void for pivotally attaching a telescope cylindrical elevation hub, said tracking control, comprising. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
In combination with a altazimuth telescope mount having a ground board including a circumferential edge and a rotating rocker box including a rotating disc base and at least two opposing vertically extending side walls, the rotating disc base pivotally connected to the ground board, and each of the vertically extending side walls including a semicircular upper rocker bearing void for pivotally attaching a telescope cylindrical elevation hub, an azimuth tracking control for adjusting the azimuth on the altazimuth telescope mount, comprising: (a) an azimuth motor drive assembly having a tension mounting plate, a wire spring member including pinned ends, and at least two capstan driving motors, the mounting plate including a middle portion having a central clear slot and end portions each having a lateral clear slot. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
Besides a larger altazimuth that he erected in. From Wordnik.com. [History of Astronomy] Reference
10 for adjusting the azimuth and elevation on a altazimuth telescope. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
10 is useful for installation on a ground based altazimuth telescope mount. From Wordnik.com. [FreshPatents.com: Notable Patent Applications - 07/01/2010] Reference
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