Table of Contents
ZEISS Ultra Prime 20mm T1.9
Summary
ARRI / ZEISS Ultra Prime Lenses have the widest focal range of prime lenses giving you the flexibility to get the coverage you want. The Ultra Prime lenses are lightweight standard speed lenses that are a perfect optical match to the high speed ARRI / ZEISS Master Prime lenses. They have been developed in a cooperation of ARRI and ZEISS.
Tech Specs
| Manufacturer | ZEISS |
| Series | Ultra Prime |
| Model | - |
| Focal Length | 20mm |
| Max Aperture | T1.9 |
| Min Aperture | T22 |
| Format | Super35 |
| Image Circle | - |
| Minimum Focus | 11 in. |
| Focus Rotation | - |
| Iris Blades | 9 |
| Optical Design | - |
| Squeeze | none |
| Front Diameter | 95mm |
| Filter Thread | none |
| Focus/Zoom Rod | none |
| Native Mount | PL |
| Data Protocol | none |
| Length | 3.6 in. |
| Weight | 1200 g |
| Body Telescope | none |
| Body Material | Aluminum |
| Focus Drive | Manual |
| Iris Drive | Manual |
| Zoom Drive | n/a |
History
Country of Origin: Germany
Release Date: -
Launch Price: -
Design Revisions:
Service
This section restricted to Duclos Staff users.
Service Manual: Disassembly/Re-assembly
Full CLA: 5 hrs.
always include one front and one rear teflon washer when quoting a full CLA in case they are damaged or squished which will affect the feel of the focus before and/or after. teflon washers are in QB and generally in stock always.
Iris only: 1 hr
optics only: 3 hrs.
re-anodize all exterior rings: $50 per part (6 parts) + 4 hrs. in labor to remove, strip engravings, re-install, and re-paint
…end of Staff section