Learn more – opens in a new window or tab. This item will be shipped through the Global Shipping Program and includes international tracking. The pictures below show the completed, installed product. Interest will be charged to your account from the purchase date if the balance is not paid in full within 6 months. This is the last one of this size. Shipping cost cannot be calculated.

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Edward R. Byers Co.

Other offers may also be available. Reconfigured right-ascension and declination gear hubs center of the gear to improve “roundness” and “flatness. Get the item you ordered or get your money back. Precision Spider Here is the four vane, pre-anodized, “spider” that byera hold the secondary mirror in place.

This drive is top-of-the-line. The gear is bored is at 2. No additional import charges at delivery! See the seller’s listing for full details. Observatory height limitations necessitates mounting counterweights on the rear byrs the optical tube assembly. Note the “forward” position of the optical tube assembly.


Sell now – Have one to sell? People who viewed this item also viewed. The pictures below show the completed, installed product.

Edward R. Byers Co. | eBay Stores

byes This drive will track at true Sidereal-Rate. Mirror cell employs a 9-point mirror suspension system. Report item – opens in a new window or tab.

Subject to credit approval. Special financing available Select PayPal Credit at checkout to have the option to pay over time. This included the addition of homing sensors and spring-loaded right ascension and declination worm block assemblies for “Paramount GT” like performance. There are 25 custom-made, CNC-milled components in this assembly alone.

Price will be quoted after I know the shaft diameter. Add to watch list Remove from watch list. Completed Telescope and Mount The pictures below show the completed, installed product. These clutches have been used on thousands of drives and mountings around the world.

Large knobs can be hand-tightened for easy OTA rotation and eyepiece adjustment. Learn More – opens in a new window or tab Any international shipping is paid in part to Pitney Bowes Inc. The extremely rigid OTA spider holds the secondary mirror in place for consistent collimation. Please feel free to contact Ed Byerw for the telescpoe recent inventory. Back to home page. This is a high-precision drive designed for larger telescopes. Have one to sell?


Read more about the condition. Picture of the integrated Software Bisque robotic telescope control system MKS with “through-the-mount” wiring. Note thrust bearings used to mount the spring-loaded worm-block. It has a double ended worm and bearing housing, clock reduction gears and synchronous motor.

Byers realized the need to supply affordable drive systems for smaller telescopes.