For early detection of visual dysfunctions like…

• With Keystone Comprehensive Vision Screener, vision screening became even more comprehensive to cover large number of persons of varying job standards including Driving (at night) and convenient than in the past due to the addition of the following Visual Parameters ....
• Binocular Vision: Coordinated use of both eyes.
• Colour Vision: To identify colours (red/green, violet/blue) for safety
• Stereopsis: Ability  to perceive depth in 3D space
• Muscle balance: One eye turned inwards/outwards compared to the other eye
• Peripheral vision: Ability to see out of the corner of the eye Horizontally and Vertically
• Glare Recovery: Ability of the eyes to quickly re-adapt to darkness after encountering a sudden bright light 
• Contrast Sensitivity: Visual ability to see objects that may not be outlined clearly or that do not stand out from their background
• Eight stereoscopic targets and long-life LED lamps provide tests for various visual functions: acuity, phoria, depth perception, color perception, horizontal visual fields, contrast sensitivity and glare recovery.
• The machine is very light, weighs less than 12 lbs (5.44 kgs) and compact (occupies less than 1 sq.ft. area).
• The Keystone View Comprehensive Vision Screener can also be used with Visionary Software for unlimited records.  The Visionary Software prompts the test question, records and tabulates the answers, prints results and automatically saves the data.
• Keystone View Medical Vision Screener blends technological convenience with more than 80 years of vision testing research, expertise and excellence.

Keystone Vision Screener available with -

• inbuilt Visionary Software (computer compatible Vision Screener) for unlimited data storage
• Control panel 
• Power Cord
• Vision Screener User Instruction Manual-01
• Slide Information Brochure-01
• Record Forms- pad of 100 forms to record test results
• Drum with 8 nos.Test Images

For early detection of visual dysfunctions like…

• With Keystone Comprehensive Vision Screener, vision screening became even more comprehensive to cover large number of persons of varying job standards including Driving (at night) and convenient than in the past due to the addition of the following Visual Parameters ....
• Binocular Vision: Coordinated use of both eyes.
• Colour Vision: To identify colours (red/green, violet/blue) for safety
• Stereopsis: Ability  to perceive depth in 3D space
• Muscle balance: One eye turned inwards/outwards compared to the other eye
• Peripheral vision: Ability to see out of the corner of the eye Horizontally and Vertically
• Glare Recovery: Ability of the eyes to quickly re-adapt to darkness after encountering a sudden bright light 
• Contrast Sensitivity: Visual ability to see objects that may not be outlined clearly or that do not stand out from their background
• Eight stereoscopic targets and long-life LED lamps provide tests for various visual functions: acuity, phoria, depth perception, color perception, horizontal visual fields, contrast sensitivity and glare recovery.
• The machine is very light, weighs less than 12 lbs (5.44 kgs) and compact (occupies less than 1 sq.ft. area).
• The Keystone View Comprehensive Vision Screener can also be used with Visionary Software for unlimited records.  The Visionary Software prompts the test question, records and tabulates the answers, prints results and automatically saves the data.
• Keystone View Medical Vision Screener blends technological convenience with more than 80 years of vision testing research, expertise and excellence.

Keystone Vision Screener available with -

• inbuilt Visionary Software (computer compatible Vision Screener) for unlimited data storage
• Control panel 
• Power Cord
• Vision Screener User Instruction Manual-01
• Slide Information Brochure-01
• Record Forms- pad of 100 forms to record test results
• Drum with 8 nos.Test Images