Visual standards. What are visual standards? Many occupations and activities require people to have...

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Transcript of Visual standards. What are visual standards? Many occupations and activities require people to have...

Visual standards

What are visual standards?• Many occupations and activities

require people to have particular levels of vision

• Visual standards are needed for personal and public safety

What professions require visual standards?• Motor vehicle

drivers

• Train and tram operators

• People in the maritime industry

• Metropolitan Ambulance

• People in the aviation industry

• Australian Defence Force

• Victorian and Federal Police

• Metropolitan Fire and Emergency Services

Visual standards are also required for

• Operators of Cranes,

hoists and forklifts

• Laser users

• People involved in

motor sports

Visual standards are used by

• General Practitioners

• Medical Specialists

• Optometrists

• Psychologists

• Physiotherapists

• Occupational

therapists

Tests• Visual acuity

• Colour vision

• Visual field

• Binocular

function

Visual Acuity• A measure of how

clearly you can see

• Measured with a

letter chart at a

distance (usually 6m)

• Decreased by

refractive error,

cataract

Colour vision defects• Most commonly

red/green• 8% of males ,

0.5% of females

• Affects colour discrimination, colour matching and career choices

Visual field• A measure of how well

you can see with your side vision

• Decreased with eye disease

– Glaucoma

– Retinitis Pigmentosa

• Computerised test

Binocular vision

• Two eyes work together for full depth perception or “stereopsis”

• Glasses can help eyes focus equally

Visual standards and occupations

Each particular occupation will have

different visual standards,

depending

on the visual tasks and the risk

A manual outlining visual standards is

available from Optometry Australia

www.optometry.org.au

Optometrists• Provide a comprehensive visual

examination

• Detect and diagnose eye health problems

• Prescribe and supply glasses and contact

lenses when required

• Diagnose and treat eye coordination and

focussing problems

Optometrists• Are university educated and

undertake continuing professional

education

• No referral is required

• Eye tests attract a medicare rebate

To find an optometrist• Optometry Australia

www.optometry.org.au

• Yellow Pages