Posted on 03rd October 2014
Ian discussed the eye examination that anyone entering the police force can expect to go through, including a test of visual acuity: how far you can read down standard chart, a visual field: testing peripheral vision, as well as a colour vision test. Ian highlighted that colour deficiency was a very hard condition to quantify as the test is not very accurate and there are such varying degrees of the condition.
Putting it in the context of the police force, Ian discussed how officers with colour deficiency, may find it harder to pick out an individual in a crowd based on the colour of clothes he was wearing. Their judgment may also be put under more scrutiny, say under cross-examination.
It is certainly an area that would benefit from more research that could result in better testing to identify a scale for the condition rather than relying on a degree of subjectivity.
05th October 2021
We've definitely seen more cases of myopia in children (short-sightedness) this year, quite possibly due to more screen time in the past 18 months. It's easy to say - "reduce screen time" - but we kno...Read more