2008Operating forum
Vibration and instability issues when operating a Movie Tube 35mm adapter
18 years old. Gear and prices may have changed since.
What the thread found
- Vibration in footage can result from a Sony plate that does not fit snugly in the Movie Tube's mounting mechanism, as tolerances on the back catch can vary between plates.
- The Movie Tube lacks traditional 1/4" or 3/8" screw holes under the V snap area, making it incompatible with standard hard clamping alternatives.
- Loose grub screws on the docking bridge assembly and camera mounting bars can cause significant bouncing and misalignment during operation.
- The inherent complexity of the Movie Tube system with multiple lens elements and connection points creates numerous potential sources of vibration.
- Lens mount play and hard camera mounting can introduce vibration, particularly noticeable during fast-moving shots like steadicam work.
- Cable ties can provide additional security and damping when wrapped around camera handles and mounting bars.
- Arri Digi-cine V-lock plates offer more secure and adjustable grip compared to standard plates, though they are heavier.
Depends on
- Solutions mentioned are based on individual experiences and may not address all vibration sources.
- The Movie Tube's mechanical complexity means multiple factors could contribute to vibration simultaneously.
- Some proposed fixes like gaffer tape and cable ties are temporary or improvised solutions.
- No standardized maintenance protocol was established in the discussion.
- The original cause of vibration in the initial posts remains partially unresolved.