Assessments
The purpose of a chart with numbers or letters bigger than the 20/200 line.
What is used to measure low vision DVA beyond the typical eye health exam?
The hands-free optical solution which can be assessed for near, intermediate, or distance needs by the low vision optometrist.
What is best corrected vision with eyeglasses or contact lenses?
These magnifying devices can also change screen colors and contrast.
What are digital/electronic video magnifiers?
Computer software provides these two main accessibility components for low vision.
What are magnification (screen enhancements) and screen reading?
The preferred looking technique someone with low vision may use to access their best visual abilities by turning their eye and sometimes also their head.
What is Eccentric View?
These can fit into a pocket and provide more clarity at intermediate or far distances, plus field expansion for some.
What are handheld monocular telescopes, or commonly just "monoculars"?
These pocket devices are common and usually just need features enabled or apps added for accessibility?
What are smartphones?
Types of devices that when connected to a computer make printed pages electronically accessible.
What are scanners/document cameras?
The purpose of a chart, typically viewed at arm's length, with characters in decreasing grayscale.
What is to measure contrast sensitivity?
These can be handheld or stand models for reading or seeing finer details up close.
What are optical magnifiers?
One challenge of handheld electronic devices for stability or privacy.
What is dexterity/tremors or hearing/headphones?
Type of device for capturing near and far using magnification while connected to a laptop, commonly for college or work tasks.
What is a portable dual-camera device?
The purpose of a walk-by assessment to determine when the client detects a person in their vicinity.
What is to measure spatial visual field awareness?
The tradeoff is that the lens will be smaller.
What do you give up by using higher optical magnification?
The outdated term for digital or electronic video magnifiers. Although it is often used, using it can be confusing for individuals who are deaf or hard or hearing.
What is CCTV?
True or false: A client with low vision may use braille technology or want to learn how.
What is True? (Why?)
The purpose of a close-up assessment to determine when the client detects an object within view on a page.
What is to measure near visual field awareness?
A type of spectacle with stickers or ground-in additions to help with convergence or field expansion.
What are prisms/prismatic glasses?
The feature on a device that provides audio descriptions of objects, colors, currency, or text.
What is optical character recognition (OCR)?
True or false: Anyone can recommend bioptics, OrCam, or other wearable technologies.
What is False? (Why?)