=====Nikon Nikkor Ai-S 200-400mm f/4 ED ===== 
==== Summary ====
==== Tech Specs ====
| Manufacturer    |Nikon|
| Series          |Nikkor|
| Model           |Ai-S|
| Focal Length    |200-400mm|
| Max Aperture    |f/4 ED|
| Min Aperture    |-|
| Format          |-|
| Image Circle    |-|
| Minimum Focus   |4|
| Focus Rotation  |-|
| Iris Blades     |9|
| Optical Design  |15/10|
| Squeeze         |-|
| Front Diameter  |144|
| Filter Thread   |122|
| Focus/Zoom Rod  |-|
| Native Mount    |F|
| Data Protocol   |-|
| Length          |330|
| Weight          |3650|
| Body Telescope  |-|
| Body Material   |-|
| Focus Drive     |-|
| Iris Drive      |-|
| Zoom Drive      |-|
==== History ====
Country of Origin: - \\
Release Date: - \\
Launch Price: - \\
Design Revisions:\\

==== Service ====
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Service Manual: (Insert link to manual here) \\
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Full CLA: **#hrs.**\\
<wrap note>Enter relevant notes here</wrap>\\
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==== Notes ====
==== Media ====