Rebecca Swift, from the RNIB, said catching a bus should not be "a sight test".
BBC: Worcester bus drivers experience life as a blind passenger
The latest recruitment drive by the Royal National Institute of the Blind (RNIB) in Wales.
BBC: NEWS | UK | Wales | South West Wales | Drive for volunteers to aid blind
Matthew Athey, from the RNIB charity, said any concerns should be discussed with a family doctor.
Optometrist Anita Lightstone, the RNIB's head of low vision, said the report showed a "worrying complacency".
"Many website commissioners have a lot of goodwill to disabled customers, " said Julie Howell of the RNIB.
The Royal National Institute of the Blind (RNIB) is launching a campaign to encourage people to follow medical advice.
The RNIB says that a third of those diagnosed stop taking their drops.
The event is part of the Royal National Institute of Blind People (RNIB) "Stop for me, Speak to me" campaign.
BBC: Worcester bus drivers experience life as a blind passenger
"Nobody in the UK should be losing their sight to glaucoma any more, " said RNIB campaigns manager Barbara McLaughlan.
Cardiff, Vales and Valleys Institute for the Blind, RNIB Cymru and Guide Dogs for the Blind also supported the action.
Four charities - Sense, National Autistic Society, RNIB and Guide Dogs - put forward evidence seeking clarification on specific points of law.
The RNIB advises anyone over 60 to have their sight checked annually.
BBC: It is often too late to remedy a problem once symptoms occur
The Royal National Institute of Blind People (RNIB) said that almost two million people in the UK were living with sight loss.
With the help of evidence compiled by the RNIB and his specialists, Mr Watson eventually convinced health bosses to fund his Lucentis injections.
The number of Scots who are blind or partially sighted could double in the next 20 years, according to a report by RNIB Scotland.
The Royal National Institute of the Blind (RNIB) - which had a hand in developing the guidelines - says PAS 78 should help to clarify what is required.
Ceri Jackson, director of Royal National Institute for the Blind (RNIB) Cymru, said the charity "regularly comes into contact with blind and partially sighted people living in abject poverty".
One area in which the RNIB is urgently seeking help is with the "talking books" which are sent out to keep blind and partially sighted people in the news.
BBC: NEWS | UK | Wales | South West Wales | Drive for volunteers to aid blind
In addition, a national group had been established involving the patients groups, the RNIB, the Royal College of Ophthalmologists in modernising NHS services for benefit of patients and practitioners.
The RNIB Group (Royal National Institute of Blind People) was one of the organisations that did sign on to help big companies to get the visually impaired into work.
But the RNIB says that conditions like early-stage glaucoma have no symptoms and that up to 40% of a person's sight can be lost before they are aware of the problem.
BBC: It is often too late to remedy a problem once symptoms occur
The RNIB is urging people in high risk groups to have regular eye tests to pick up the onset of the condition and, if it is diagnosed, to adhere to medical advice.
At the RNIB's first ever Swap With Me event, Mr Baker experienced for himself the problems passengers face as he wore a special set of glasses mimicking the effects of being partially sighted.
The RNIB says that children under 16 and adults over 60 should have an annual eye test and the rest of the population should have one every two years unless they have been advised otherwise.
John Godber, Head of Products and Publications for the UK's Royal National Institute of Blind People (RNIB), says, "This is the biggest step forward for learning braille since the invention of the Perkins Brailler" in 1951.
ENGADGET: Perkins Smart Brailler helps the blind learn to type, closes the digital divide
The Royal National Institute of Blind People (RNIB) has written letters to Berkshire West PCT demanding the reason for the Lucentis refusal, but campaigns manager Clare Eaglin said the PCT "never managed to give us that information".
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