Designs: CAD

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Computer-aided design (CAD) is essential for translating engineering concepts into functional prototypes, enabling precise fabrication and testing of biomedical devices, optical instruments, sensors, and sustainable energy systems. The following models showcase designs used in spectroscopy, surgery, nanofabrication, sensing, biomaterials, and renewable energy.

Optical and Spectroscopy Devices

These CAD models depict key optical instruments used for material characterization, imaging, and biomedical applications.

Laser System

A precision laser system for use in spectroscopy, surgical applications, and micro/nanofabrication techniques.

Spectrometer Coupled with CCD

An integrated optical system combining a CCD sensor with a spectrometer, designed for high-resolution material and biomedical spectral analysis.

CCD (Charge-Coupled Device) Sensor

A high-sensitivity imaging sensor used in optical detection and spectroscopy, enabling precise light capture for scientific imaging.

Confocal Microscope

A high-resolution imaging system used for 3D visualization of biological tissues and material surfaces, providing superior depth profiling.

3D Printable Integrating Sphere

A CAD model of an optical device that ensures uniform light distribution, crucial for calibrating optical sensors and spectroscopy experiments.

Integrating Sphere Coupled with LEDs

By coupling red and NIR LEDs with an integrating sphere, this setup can be utilized in pulse oximetry for precise determination of blood oxygen levels.

Transmission Raman Configuration

Right-angle Raman Configuration

Backscattering Raman Configuration

Raman spectrometers: A CAD visualization showcasing the backscattering, transmission, and right-angle configurations used for different analytical applications.

Biomedical & Surgical Instrumentation

These designs highlight robotic and optical systems used in medical diagnostics and surgical applications.

Robotic Arm for Surgical Assistance

A CAD model of a robotic arm designed for precision-assisted surgery, improving control and accuracy during delicate procedures.

Optical Setup for Surgical Procedures

A comprehensive CAD model integrating a laser system, CCD sensor, and a heart, demonstrating an advanced imaging and laser treatment system for medical applications.

Nanofabrication & Metasurfaces

These designs illustrate nanoengineered materials and functional optical components for advanced applications.

Tunable Metasurfaces Based on Deformable Substrates

A design depicting adaptive metasurfaces that dynamically alter optical properties, useful in holography and wavefront control.

Nanostencil Lithography

A CAD model of a high-precision nanoscale patterning technique, used in the fabrication of microelectronics and optical devices.

Stretchable Metahologram

A CAD model of a flexible holographic device, applicable in dynamic display technologies and smart optical surfaces.

Acoustic Devices & Sensors

These models showcase advanced sensor systems for biomedical and acoustic applications.

Isometric View of Hydrophone Holder

Orthographic Projection of Hydrophone Holder

Front View of 3D Model of Hydrophone Holder

Back View of 3D Model of Hydrophone Holder

Fiber Optic Hydrophone Holder – Engineering drawings providing multiple perspectives of the hydrophone holder, ensuring precise fabrication and assembly.

Graphite Electrode Rods

A design of conductive graphite electrodes, used in electrochemical sensors, bioelectronic applications, and energy storage.

Resistive-Type Sensor with Interdigitated (IDE) Electrodes

A CAD layout of a resistive sensor with IDE electrodes, optimized for gas detection, humidity sensing, and biomedical applications.

Biomaterials & Structural Visualization

These models highlight the structural organization and functional applications of biomaterials, demonstrating their potential for use in optical components, flexible sensors, and implantable devices.

Silk Fiber Structure Showing Silk Fibroin, Silk Fibrils, and Sericin Coating – A structural visualization of silk fibers, depicting the organization of silk fibroin and fibrils, along with the sericin coating, which influences mechanical and biological properties.

Renewable Energy & Sustainable Engineering

These CAD models highlight 3D-printable components for wind turbines, contributing to renewable energy solutions.

3D Printable Vertical Axis Wind Turbine (VAWT) Components

This CAD design presents a modular wind turbine system optimized for additive manufacturing, supporting scalable and customizable renewable energy solutions. The model includes blade structures, turbine housing, and mounting interfaces, enabling efficient fabrication and assembly. By leveraging 3D printing technology, this design promotes cost-effective, lightweight, and adaptable wind energy systems, making it suitable for both research and practical deployment in sustainable energy applications.

This fully 3D-printable vertical axis wind turbine (VAWT) is designed for easy assembly without the need for screws, utilizing 3D-printed pins and connectors for structural integration. The model includes blade structures, turbine housing, and mounting interfaces, optimized for lightweight, modular, and scalable renewable energy applications. The only external components required are ball bearings to facilitate smooth rotation, making it a cost-effective and accessible solution for small-scale wind energy generation

Integration Pins

Lower Turbine Assembly

Upper Turbine Assembly

Support Shaft

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