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Reasons for varying post lengths across different camera sled designs

19 years old. Gear and prices may have changed since.

What the thread found

  • Post length in camera sleds is determined by weight distribution needs, where heavier upper components and lighter lower components require longer posts for balance.
  • Steadicam sleds use integrated electronics and motors in the upper stage, which adds weight and necessitates longer posts compared to competitor designs.
  • Direct comparison of post lengths between different sled models can be misleading because some designs integrate the base length into the overall sled structure differently.
  • The minimum achievable sled length depends on post length and base design together, not just the post measurement alone.
  • Integral superposts offer operators flexibility in positioning the lens relative to the gimbal, particularly beneficial for lighter camera packages.
  • Changes in battery technology and monitor weight over time influenced sled length specifications, as lighter LCD monitors and improved batteries reduced lower section weight.
  • Multiple monitor mounts and rotating battery systems on newer sled designs enable operators to position components lower for improved balance while maintaining structural flexibility.
  • Post length selection involves balancing several factors simultaneously including overall sled length targets, gimbal positioning flexibility, structural stiffness, and component weight distribution.

Depends on

  • Discussion focuses on Steadicam brand sleds and general principles without detailed specifications for competing brands.
  • The relationship between component weight and required post length is qualitatively described rather than quantitatively specified.
  • Observations about specific models like the Ultra and Ultra 2 sleds may not apply to other designs or more recent equipment.

Gear in this thread

Master Seriescatalog

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