Background and aims: Color blindness is a disease that remains undiagnosed in some cases. Thediagnosis of the disease during schooling is necessary to take the required measures for the future lifeof adolescents. Therefore, the aim of this study was to determine the prevalence of color blindnessamong the students of secondary schools in Shahrekord.Methods: In this descri...

Objectives: To compare shade matching skills of color normal males and females. Material and Methods: A total of 174 dental students of both genders (117 females and 57 males, 20 to 25 years old), with no experience in color matching in dentistry, participated in the study. All recruited students passed the Ishihara color vision test for color deficiency, and matched the colors of eight shade t...

Approximately 5% of the world’s population suffer from what is commonly called colour blindness. A small number of products are on the market that claim to improve colour discrimination for colour-blind observers. This study evaluates the performance of a particular product (Colour Correcting lenses) product by performing psychophysical experiments with a colour-blind observer. Without correcti...

Approximately 5% of the world’s population suffer from what is commonly called colour blindness. A small number of products are on the market that claim to improve colour discrimination for colour-blind observers. This study evaluates the performance of a particular product (ColorView A5) product by performing psychophysical experiments with a colour-blind observer. Without correction the obser...

800x600 congenital colour vision defects affect about 8% and 0.5% of the male and female population, respectively. pseudoisochromatic ishihara plates have shown to be successful in an early diagnosis of colour vision defects. this commonly used colour vision test was initially intended to identify those who suffered from red-green aspect of congenital colour blindness; however, it may be of use...

PURPOSE Clinical color vision evaluation has been based primarily on the same set of tests for the past several decades. Recently, computer-based color vision tests have been devised, and these have several advantages but are still not widely used. In this study, we evaluated the Waggoner Computerized Color Vision Test (CCVT), which was developed for widespread use with common computer systems....

Color blindness is an inherited genetic ocular disorder. Acquired or congenital color can become a major cause of problems in everyday life tasks. Contributing to solving the trouble important. Because problem leads non-discrimination data seen by infected person. Data visualization contribute hassle blindness. This paper proposed new technique using ideas that may easy recognition. Our focus h...

This article background about the availability of ishihara book is very rare in rural areas because its quite expensive price. Therefore, this current research, researcher uses Google Form-based method which relatively new can make it easier to do a color blindness test. The research design employs an analytical survey with cross sectionl multisite study approach. samples are 178 active student...