127mm f/9.4 OTA Construction - 127mm f/9.4 Objective Lens (cell painting)
 

The 127mm f/9.4 SurpluShed Objective cell's transition rim is painted gloss black... (Click for enlarged view)

 

With areas covered and taped off to protect them, the transition rim was primed gray and painted gloss black. This section will produce a nice contrast to the RustoleumŽ Sail Blue (a.k.a. Vega Blue) finish of the main tube and dew shield.