===== Sigma DG OS HSM 500mm f4 ===== 
{{ :lens:sigma-sports-dgoshsm-500mmf4.png?direct&400|}}
==== Summary ====
==== Tech Specs ====
| Manufacturer    |Sigma|
| Series          |Sports Tele|
| Model           |DG OS HSM|
| Focal Length    |500mm|
| Max Aperture    |f/4|
| Min Aperture    |f/32|
| Format          |Full Frame|
| Image Circle    |-|
| Minimum Focus   |137.8in|
| Focus Rotation  |-|
| Iris Blades     |9|
| Optical Design  |16/11|
| Squeeze         |-|
| Front Diameter  |-|
| Filter Thread   |46mm (rear)|
| Focus/Zoom Rod  |-|
| Native Mount    |EF, F, SA|
| Data Protocol   |-|
| Length          |15in|
| Weight          |3310g|
| Body Telescope  |-|
| Body Material   |-|
| Focus Drive     |-|
| Iris Drive      |-|
| Zoom Drive      |-|
==== History ====
Country of Origin: Japan \\
Release Date: - \\
Launch Price: - \\
Design Revisions:\\

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

==== Notes ====
==== Media ====