Concave Mirror Setup
Concave Mirror Setup - Related Videos
06:22
Motor Learning in Mirror Drawing
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2023
Source: Laboratory of Jonathan Flombaum—Johns Hopkins University Colloquially, the terms learning and memory encompass a broad range of behaviors and mental systems, everything from learning to tie a shoe to mastering calculus (and a lot in between). Experimental psychologists have divided up learning mechanisms into groups that seem to have different properties, and that seem to rely on different brain systems. A major division is between declarative and non-declarative memory, roughly, the...
11:42
A Paired Bead and Magnet Array for Molding Microwells with Variable Concave Geometries
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Cited by 8 •
2018
This manuscript introduces a robust method of fabricating concave microwells without the need for complex high-cost facilities. Using magnetic force, steel beads, and a through-hole array, several hundred microwells were formed in a 3 cm x 3 cm polydimethylsiloxane (PDMS) substrate.
11:52
Microbubble Fabrication of Concave-porosity PDMS Beads
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Cited by 2 •
2015
Procedures used to generate microstructured concave-porosity polydimethylsiloxane beads are presented. Effects of electrolyte concentration and identity within the aqueous phase are particularly emphasized.
10:32
Robotic Mirror Therapy System for Functional Recovery of Hemiplegic Arms
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Cited by 26 •
2016
We developed a real-time mirror robot system for functional recovery of hemiplegic arms using automatic control technology, conducted a clinical study on healthy subjects, and determined tasks through feedback from rehabilitation doctors. This simple mirror robot can be applied effectively to occupational therapy in stroke patients with a hemiplegic arm.
03:18
Aggression Assay: A Method to Study Aggressive Behavior of Zebrafish in Response to a Mirror
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2023
The article describes an assay for studying zebrafish’s aggression. The method uses a simple mirror and observes zebrafish’s behavioral response towards its own reflection in mirror.
FAQs
The focal point provides a reference for understanding how the mirror redirects nearly parallel rays. Their convergence reveals where reflected light is concentrated, allowing engineers to determine the focal length and assess whether the arrangement supports the intended imaging behavior. This reference is essential when evaluating optical performance or designing systems that must collect and redirect light predictably.
Moving the object relative to the focus and center of curvature changes the image characteristics. The resulting image may be real or virtual, magnified or reduced, and inverted or upright, depending on that position. Comparing these changes helps engineers connect object placement with imaging performance and select suitable arrangements for inspection or other optical systems.
Real and virtual images indicate different outcomes of the reflected rays and therefore support different design goals. A real image results from reflected light forming an image location, whereas a virtual image is associated with the apparent continuation of reflected rays. Distinguishing these outcomes helps engineers evaluate whether a mirror arrangement meets the requirements of a particular imaging system.
Engineers can direct nearly parallel rays toward the mirror and identify the region where the reflected rays converge. The distance from the mirror to this focal region provides a practical basis for measuring focal length. Repeating the observation while maintaining the arrangement helps evaluate the mirror's optical behavior and supplies a design parameter for engineered systems.
A useful evaluation compares the image produced at different object positions relative to the focus and center of curvature. Engineers can record whether the image is real or virtual, magnified or reduced, and inverted or upright. These comparisons reveal how placement controls imaging behavior and provide evidence for selecting an arrangement suited to the intended optical application.
The arrangement supports systems that require controlled collection, redirection, or imaging of light. Applications identified for this setup include telescopes, inspection systems, headlights, and solar concentrators. Although their purposes differ, each uses the mirror's reflective geometry to manage light, making focal-length measurement and image-behavior evaluation relevant during optical design.
It connects geometric-optics principles with measurable optical behavior. Engineers can observe ray convergence, determine focal length, and examine how object placement changes image properties before applying those findings to a device. This experimental foundation supports precision optical design by showing how a curved reflective surface can be configured for practical light-collection and imaging tasks.