127mm f/9.4 OTA Construction - 127mm f/9.4 Objective Lens (cell painted and test fitted)
 

The 127mm f/9.4 SurpluShed Objective cell painted and being test fitted to the main tube... (Click for enlarged view)

 

With the thermo-plastic cell sanded, primed and painted, it was time to test fit it to the 5" OD x .073" wall T-6061 aluminum main telescope tube. Fits great !!! Now let's move on to determining the tubes length, etc.