=====Cooke Anamorphic/i 300mm T3.5 =====
{{ :lens:1501777250_1345533.jpg?300|}}
==== Summary ====
Ten high-speed focal lengths from 25mm to 300mm, all color matched for different needs, including a macro focus 85mm lens, each featuring the coveted Cooke Look.
==== Tech Specs ====
| Manufacturer |Cooke|
| Series |Anamorphic/i|
| Model |-|
| Focal Length |300mm|
| Max Aperture |T3.5|
| Min Aperture |T22|
| Format |Super 35|
| Image Circle |33.54mm|
| Minimum Focus |120 in.|
| Focus Rotation |300|
| Iris Blades |11|
| Optical Design |-|
| Squeeze |2x|
| Front Diameter |136mm|
| Filter Thread |131mm|
| Focus/Zoom Rod |none|
| Native Mount |PL, LPL|
| Data Protocol |Cooke/i|
| Length |15 in.|
| Weight |9390 g|
| Body Telescope |none|
| Body Material |Aluminum|
| Focus Drive |Manual|
| Iris Drive |Manual|
| Zoom Drive |n/a|
==== History ====
Country of Origin: UK \\
Release Date: \\
Launch Price: \\
Design Revisions:\\
==== Service ====
{{ :tech:manuals:cooke_optics_anamorphic_lens_service.pdf |Cooke Optics Anamorphic Lens Service [PDF]}}\\
Contributed by Anonymous.\\
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Service Manual: [[staff:servicedb:s6iana|Disassembly/Re-assembly]] \\
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C+L (mechanics and front optics only): **5-7 hrs.**\\
does not include correcting damaged components, electronics or anamorphic section. Addt time to correct image twist or imperfections.\\
optics only: **2-6 hrs.**\\
does not include anamorphic optics.\\
Clean optics at iris: **5-7 hrs.**\\
must remove exterior housing and focus cam to access 8 flathead screws holding rear group. Split at 8 screws to clean at iris. \\
Centering: **4 hrs.**\\
horizontal set screws in rear group under mount to adjust.\\
replace cam follower assembly: **5-7 hrs. + part**\\
QUOTE ENTIRE ASSEMBLY, NOT PARTIAL DUE TO FIT ISSUES \\
correct twist: **7-9 hrs.**
disassemble to access optical core, remove 3bond on core screws through window, adjust set screws (do not remove screws because set in at angle)\\
remove front ring: front ring unscrews towards the rear of the lens. reverse thread. 25mm is especially difficult to remove. use heat and extra sticky mat/neoprene, and lots of force to unscrew.\\
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Electronic issues: **TBD**\\
DO NOT TEST ON RED CAMERAS!\\
==== Notes ====
==== Media ====
{{ :lens:cooke_anamorphic-i-s35_specification_030623.pdf |}}