Sheldon Martin wrote:

> On Thu, 18 Feb 2021 06:13:02 -0800 (PST), Cindy Hamilton
> > wrote:
>
> > On Thursday, February 18, 2021 at 9:00:19 AM UTC-5, Gary wrote:
> >> Cindy Hamilton wrote:
> >> > Every once in a while I like to look behind me. For example, if
> I'm going >> > to stop or to see if there's an emergency vehicle
> coming up behind me. >> I like to do that too. My mirrors work well
> for that.
> >
> > A little oversnipping there, Gary.
> >
> > Sheldon:
> >
> >> > > Really don't need a rear camera unless you're backing up. For
> driving >> > > straight ahead there's no need to see where you've
> been.
> >
> > I have this picture of Sheldon driving down the road, heedless of
> > what's behind him.
> >
> > Cindy Hamilton
>
> Most drivers don't get regular eye exams, they only think they can
> see. Repeating the letters on an eye chart is a waste of time, that's
> not an eye exam.
> Cameras really don't give an accurate image for driving, they are only
> good for very low speed driving, like backing out of your driveway...
> they tell you nothing for posted speed highway driving. Newer
> vehicles have audible warnings for when someone is alongside or
> approaching on your rear. Best thing I did recently was to have
> Catataract surgery, I have brand new eyes and no longer need glasses
> to drive... should have done it years ago... I now have Superman
> vision.
> More than half the drivers over 50 need cataract surgery... reading a
> chart at the DMV is not an eye exam... those are not administered by
> optomitrists let alone Opthalologists, those are know nothing clerks.
> Most people have never had their eyes examined by an eye doctor....
> your family doctor is not qualified to eamine your eyes. Vision
> centers that sell eye glasses are not qualified to examine your eyes.
> At best they can fill an Opthamogists/optomotrists prescription,
> maybe... optomotrists are not doctors. Optomotrists can only
> determine what power lenses you need but mostly they order the lenses
> and fit you with frames. Only an Opthamologist is an eye doctor.

https://www.degreequery.com/degree-need-optometrist/

They are both 'Doctors' but the Optometrist is a Doctor of Optometry.

Opthomologists are MD Doctors and can do surgery.