en:ost:telescope:ts-apo

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
en:ost:telescope:ts-apo [2024/03/06 14:42] – [Flattener + QHY600M with Filter Wheel and Off-Axis Guider] rhainichen:ost:telescope:ts-apo [2024/07/08 10:32] (current) – rhainich
Line 73: Line 73:
  
 It is important to note that before mounting the above adapter combination, the long M48 adapter, usually present on the reducer, must be unscrewed to expose the M76 thread. It is important to note that before mounting the above adapter combination, the long M48 adapter, usually present on the reducer, must be unscrewed to expose the M76 thread.
 +
 +**Note:** If the off-axis guider is not used, a 20mm M68 extension must be used instead of the 10mm extension. 
  
 </WRAP> </WRAP>
Line 162: Line 164:
  
 As mentioned earlier, the working distance from the M78 thread is 77.5mm, with the camera including filter wheel, filter, and off-axis guide having a back focus of 56mm. The remaining 21.5mm is bridged by the above adapter combination. As mentioned earlier, the working distance from the M78 thread is 77.5mm, with the camera including filter wheel, filter, and off-axis guide having a back focus of 56mm. The remaining 21.5mm is bridged by the above adapter combination.
 +
 +**Note:** If the off-axis guide is not used, an additional 10mm M68 extension must be inserted between the fine adjustment rings. 
  
 </WRAP> </WRAP>
  • en/ost/telescope/ts-apo.1709736151.txt.gz
  • Last modified: 2024/03/06 14:42
  • by rhainich