Table of Contents
Leica R PA-Curtagon 35mm f/4
Summary
Tech Specs
| Manufacturer | Leica |
| Series | R |
| Model | PA-Curtagon |
| Focal Length | 35mm |
| Max Aperture | f/4 |
| Min Aperture | f/22 |
| Format | - |
| Image Circle | - |
| Minimum Focus | 30cm / 11.81 in. |
| Focus Rotation | - |
| Iris Blades | 5 |
| Optical Design | 7/6 |
| Squeeze | none |
| Front Diameter | - |
| Filter Thread | Series 8 |
| Focus/Zoom Rod | - |
| Native Mount | R |
| Data Protocol | - |
| Length | 51mm |
| Weight | 310g |
| Body Telescope | - |
| Body Material | - |
| Focus Drive | Manual |
| Iris Drive | Manual |
| Zoom Drive | n/a |
History
Country of Origin: -
Release Date: 1970-1996
Launch Price: -
Design Revisions:
Service
This section restricted to Duclos Staff users.
Service Manual: Disassembly/Re-assembly
Full CLA: 4-7hrs.
general pricing for this lens. to be refined after confirmed
Clean iris blades: 5-8 hrs.
full C+L + 1 hour for iris blades.
tighten iris (to prevent drift): NC/.5hrs
No charge for Duclos mod, 1/2 hr labor for non Duclos mod.
Re-collimate / T + S internal focus ring: 1-2 hrs.
GLUE WELL
Remove sunshade: 1/2 hr.
De-click: $50
WARRANTY: 1 year
Coupling: $50 (unless additional dis-assembly is needed)
see focal lengths for details. if no notes are listed, work required is unknown at this time
clean IBs: CLA + 1 hr.
iris mechanism has tiny bearings
spray and bake threads (teflon coating): CLA + 1hr.
Focus scrapes: 2 hrs.
adjust set screws in focus ring and knurled focus ring to reduce distortion. GLUE WELL. open up knurled focus ring on lathe if results can't be improved.
knurled focus ring loose: 1/2 hr.
GLUE WELL. drip glue at seam between knurled ring and focus scale for additional security.
Iris timing off: 2 hrs.
…end of Staff section
Cine-Mod
This section restricted to Duclos Staff users.
Focus Ring O.D.: -
Zoom Ring O.D.: -
Iris Ring O.D.: -
De-click Y/N: -
Additional Notes:
…end of Staff section