18471313. LENS MECHANISM AND LENS DEVICE simplified abstract (FUJIFILM CORPORATION)

LENS MECHANISM AND LENS DEVICE

Organization Name

FUJIFILM CORPORATION

Inventor(s)

Nobuyuki Kondo of Saitama (JP)

Mitsuhiko Oka of Saitama (JP)

Toshiaki Ezawa of Saitama (JP)

LENS MECHANISM AND LENS DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18471313 titled 'LENS MECHANISM AND LENS DEVICE

Simplified Explanation

The lens mechanism described in the patent application includes a lens holding member, a movement member connected to the lens holding member, and a guide shaft that guides the movement of the movement member. The movement member has a bearing portion that interacts with the guide shaft, with a first portion coming into contact with the guide shaft and a second portion allowing for movable insertion of the guide shaft.

• Lens mechanism components:

   - Lens holding member
   - Movement member
   - Guide shaft
   - Bearing portion in movement member

• Functionality:

   - Movement member moves in optical axis direction
   - Guide shaft guides movement of movement member
   - Bearing portion in movement member interacts with guide shaft

• Design features:

   - First portion of bearing portion contacts guide shaft
   - Second portion of bearing portion allows for movable insertion of guide shaft

• Technical details:

   - Guide shaft is inserted into bearing portion of movement member
   - Movement member connected to lens holding member

Potential Applications

The technology described in this patent application could be applied in: - Camera lenses - Microscopes - Telescopes

Problems Solved

This technology helps in: - Precise movement of lenses - Ensuring accurate focus - Enhancing optical performance

Benefits

The benefits of this technology include: - Improved image quality - Enhanced precision in focusing - Increased durability and reliability

Potential Commercial Applications

The potential commercial applications of this technology could be seen in: - Photography equipment manufacturing - Medical imaging devices - Surveillance systems

Possible Prior Art

One possible prior art for this technology could be the use of guide shafts in lens mechanisms in various optical devices.

Unanswered Questions

How does the movement member interact with the lens holding member?

The exact mechanism of connection between the movement member and the lens holding member is not detailed in the abstract. Further information on this aspect would provide a clearer understanding of the overall functionality of the lens mechanism.

What materials are used in the construction of the bearing portion?

The abstract does not mention the specific materials used in the construction of the bearing portion. Knowing the materials could provide insights into the durability and performance of the lens mechanism.

Original Abstract Submitted

A lens mechanism includes a lens holding member that holds a lens, a movement member that is connected to the lens holding member and that moves in an optical axis direction, and a guide shaft that guides movement of the movement member. The movement member includes a bearing portion into which the guide shaft is inserted. The bearing portion includes a first portion and a second portion. The first portion comes into contact with the guide shaft. The guide shaft is movably inserted into the second portion.