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Controlling Scope Fans (PDF)
Dobsonian Telescope Owners Manual
PDF file. 784KB (16 Pages @ 72dpi)
Collimation instructions
The easy reliable method for collimating Newtonians. Read thoroughly and don't miss out any section.
PDF file. 12KB (2 Pages @72dpi)
Mirror coating / Re-coating price calculator
Enter your mirror diameter and secondary minor axis size. The calculator shows the prices of Standard and Hilux enhanced coatings (xls file. 20KB)![]()
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Losmandy PDF File downloads:
GM8 Equatorial Mount![]()
G-11 Equatorial Mount![]()
HGM Titan Parts Description![]()
Losmandy Digital Setting Circles![]()
Gemini Instruction Manual - Level 3![]()
Gemini Instruction Manual - Level 4![]()
Gemini Server Moror Mounting Instructions![]()
Polar Finder Instructions![]()

Skywatcher EQ/SynScan PDF File downloads:
HEQ5 Upgrade Kit![]()
SYNSCAN HAND CONTROL VERSION 3.0![]()
SYNSCAN HAND CONTROL VERSION 3.11(updates)![]()
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Abbreviation |
Ori |
Genitive |
Orionis |
Symbology |
Orion |
RA |
5 h |
Dec |
+5 deg |
Brightest Star |
Rigel (β Orionis) |
Nearest Star |
π3 Ori |
Messier Objects |
3 |
Meteor Showers |
Orionids |
Bordering |
Gemini |
Taurus |
|
Eridanus |
|
Lepus |
|
Monoceros |
ORION
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