相关实验视频

Updated: Jun 16, 2025

Simulating the Mechanics of Lens Accommodation via a Manual Lens Stretcher
05:14

Simulating the Mechanics of Lens Accommodation via a Manual Lens Stretcher

Published on: February 23, 2018

6.8K

快速而准确的激活对准摄像头镜头,使用基于物理的深度学习

Enjie Hu, Jiajian He, Jingwen Zhou

    Optics express
    |June 14, 2025
    PubMed
    概括

    这项研究引入了一种新的基于物理的深度学习管道,用于光学制造中的主动对齐 (AA). 该方法显著提高了对应速度和准确性,用于复杂的系统,如智能手机镜头.

    更多相关视频

    Bringing the Visible Universe into Focus with Robo-AO10:35

    Bringing the Visible Universe into Focus with Robo-AO

    Published on: February 12, 2013

    19.4K
    Robotized Testing of Camera Positions to Determine Ideal Configuration for Stereo 3D Visualization of Open-Heart Surgery05:12

    Robotized Testing of Camera Positions to Determine Ideal Configuration for Stereo 3D Visualization of Open-Heart Surgery

    Published on: August 12, 2021

    2.0K

    相关概念视频

    Relative Motion Analysis using Rotating Axes01:25

    Relative Motion Analysis using Rotating Axes

    Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame.
    However, to express the relative position of point B relative to point A, an additional frame of reference, denoted as x'y', is necessary. This additional frame not only translates but also rotates relative to the fixed frame, making it...
    452
    Relative Motion Analysis using Rotating Axes - Acceleration01:22

    Relative Motion Analysis using Rotating Axes - Acceleration

    Consider a component AB undergoing a linear motion. Along with a linear motion, point B also rotates around point A. To comprehend this complex movement, position vectors for both points A and B are established using a stationary reference frame. The absolute velocity of point B is determined by adding the absolute velocity of point A, the relative velocity of point B in the rotating frame, and the effects caused by the angular velocity within the rotating frame.
    Time differentiation is...
    328
    Relative Motion Analysis using Rotating Axes-Problem Solving01:29

    Relative Motion Analysis using Rotating Axes-Problem Solving

    Consider a crane whose telescopic boom rotates with an angular velocity of 0.04 rad/s and angular acceleration of 0.02 rad/s2. Along with the rotation, the boom also extends linearly with a uniform speed of 5 m/s. The extension of the boom is measured at point D, which is measured with respect to the fixed point C on the other end of the boom. For the given instant, the distance between points C and D is 60 meters.
    Here, in order to determine the magnitude of velocity and acceleration for point...
    394
    Relative Motion Analysis - Acceleration01:10

    Relative Motion Analysis - Acceleration

    A slider-crank mechanism converts rotational motion from the crank into linear motion of the slider or vice versa. This mechanism consists of three main parts: the crank, the connecting rod, and the slider. The movement of the slider-crank is an example of general plane motion as the fluctuating angle between the crank and the connecting rod. Consider a segment AB where point A is at the end of the slider and point B is on the diametrically opposite end to point A, on a crack. The variance in...
    343
    Inertial Frames of Reference01:03

    Inertial Frames of Reference

    Newton’s first law is usually considered to be a statement about reference frames. It provides a method for identifying a special type of reference frame: the inertial reference frame. In principle, we can make the net force on a body zero. If its velocity relative to a given frame is constant, then that frame is said to be inertial. So, by definition, an inertial reference frame is a reference frame where Newton's first law holds valid. Newton's first law applies to objects with...
    7.0K
    Absolute Motion Analysis- General Plane Motion01:24

    Absolute Motion Analysis- General Plane Motion

    Visualize a drone, with its propellers spinning rapidly, hovering mid-air. The fascinating movements and operations of this drone can be comprehended by applying the principle of general plane motion.
    As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the...
    218