Othalmoscopes TRIZ Cases

A low-pass filtered slit lamp illumination path suppresses spatial light modulator pixel patterns to improve image homogeneity in bright views.

Time-shared sub-field correction uses one wavefront sensor and corrector to overcome anisoplanatic limits in wide-field retinal imaging.

A tilted optical axis and coaxial illumination deflect ghost reflections off-sensor, simplifying fundus imaging while improving portability.

A conformal eye contact portion and light-guiding sleeve improve retinal imaging comfort while preserving diagnostic quality for remote ROP review.

Multiple processed eye-image variants are shown at once, enabling faster surgical view adjustment and reducing manual tuning time.

A reflective-refractive optical layout widens fundus observation and reduces eye-contact burden while preserving image quality.

Pupil-division slit illumination shifts light-flux overlap behind the lens to suppress flare and preserve high-contrast fundus imaging.

An inflatable eye exam mask creates sealed ocular cavities for OCT imaging, reducing cross-contamination while stabilizing patient position.

Projected alignment light and reflection feedback help position an ophthalmic instrument at the correct lens working distance for clear fundus imaging.

Synchronized slit illumination and rolling-shutter readout improve fundus image contrast when pupil size is small or eye state varies.

Dual infrared cameras, dichroic optics, and gaze guidance keep robotic OCT aligned at short working distances across varied refractive errors.

A detachable imaging unit adds specific eye illumination only when needed, improving slit-lamp flexibility without permanently integrating the light system.

Combining near-infrared and color eye imaging in one screening unit improves abnormality detection without pupil dilation.

A rigidly mounted image and orientation sensor pair measures eye visual-axis offset across head poses, improving accuracy without manual calibration.

A two-part moving cover hides scanner motion at the eye opening, reducing patient fear while preventing contamination during eye imaging.

Optical apertures and polarization gating suppress retinal reflections so speckle imaging can quantify wide-field blood flow and hemodynamics.

A shared OCT path switches between left and right eyes to keep intraocular measurements precise while reducing ophthalmic instrument size and cost.

A deflecting member separates and couples illumination and return paths to enable wide-angle fundus imaging with parallel OCT at lower cost.

Multiple controllable transscleral light sources, adaptive optics, and retinal tracking combine to deliver wide-field, high-resolution fundus imaging.

Synchronized fixation light scanning keeps the target visually stationary during eye scanning, improving guidance accuracy and wide-field imaging.

A partially embedded base, X/Z microscope stages, and an overhanging headrest improve access, movement, and patient positioning.

Rotary encoder feedback detects scanning mirror deviations and reduces eye illumination to keep ophthalmic imaging exposure within safe limits.

Optical apertures and polarization gating suppress specular retinal reflections, enabling wide-field hemodynamic mapping and blood flow quantification.

A rotary encoder and processor detect scan mirror deviations and cut eye illumination to prevent unsafe exposure during ophthalmic imaging.

Adaptive VR vision tests combine eye tracking, pupil response, and retinal scanning to detect and monitor ocular disorders earlier.

Optical apertures and polarization gating suppress retinal reflections so laser speckle imaging can quantify wide-field blood flow noninvasively.

Dual-wavelength Purkinje reflections reveal microscope-eye distance shifts, correcting magnification and improving non-telecentric eye measurements.

Reverse stereographic projection maps distorted UWF fundus images onto a 3D eyeball model for accurate peripheral lesion localization.

Structured light retinal 3D imaging combines corrective optics and baffle illumination to improve image quality while lowering cost and complexity.

A shared rotatable and ellipsoidal mirror path projects fixation light onto the fundus while avoiding extra optics and reflection artifacts.

Infrared retinal scans use laser self-mixing polarization signals over time to assess eye disease risk with fewer components and less error.

Multiple light pulses synced to a free-running camera cut flicker and preserve high-frame-rate eye imaging in an ophthalmologic microscope.

A displaced slit opening and curved mirrors widen fundus imaging while reducing aberrations, flare, ghosting, and apparatus cost.

A shared imaging and illumination optical path enables compact, artifact-free non-mydriatic retinal exams with mobile-connected eye imaging.

A reflective film on a transparent optical path coupler separates illumination and returning light to suppress corneal flare and improve image quality.

Continuous optical scanner operation between scan positions shortens eye imaging time and reduces motion artifacts from eye movement.

Real-time eye-position feedback and selective illumination help novice users capture medical-grade fundus images without clinical assistance.

A low-pass filtered slit lamp illumination path suppresses spatial light modulator pixel patterns and improves homogeneity in bright and narrow-slit views.

Sequentially combining overlapping narrow-band OCT measurements boosts axial resolution while avoiding the cost of broad band sources.

A darkened chamber with infrared illumination captures retinal images without pharmacologic dilation, improving patient convenience.