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-   -   Progressive eyeglasses? (http://cellar.org/showthread.php?t=20705)

SteveDallas 07-21-2009 11:23 AM

Progressive eyeglasses?
 
Does anybody have them? What do you think of them? Mrs. Dallas is thinking about them and I'm having a really hard time evaluating the cost/benefit ratio of them. (One optician quoted her over $500 just for the lenses....)

xoxoxoBruce 07-21-2009 11:35 AM

The last time I got glasses they offered to make me progressives and if I didn't like them after a week, they would make me regular glasses, no charge.

They drove me crazy. The useful portion of the lens was so narrow, I had a sore neck from moving my head back and forth to keep what I wanted to look at in focus. Reading a page of print meant moving my head back and forth instead of just moving my eyes. :thumbsdn::thumbsdn:

glatt 07-21-2009 11:36 AM

spex has yelled at me about this before, but I only buy glasses online now. When you can get a set of glasses online for $20 instead of $300 in person, it's worth experimenting with it. I've never had progressive lenses, but this website sells them starting at $35. Yes, one tenth what her doctor quoted her.

I've never purchased from that particular retailer, but I have purchased from Eyebuydirect.com and have been very pleased.

Flint 07-21-2009 12:06 PM

Yeah, sure. They're for your wife. Grandpa.

Oh btw, it's Garry Trudeau's birthday today.

dar512 07-21-2009 12:10 PM

I tried them about ten years ago. They made me seasick.

Spexxvet 07-21-2009 12:21 PM

Here ya go.

http://cellar.org/showthread.php?t=1...ht=progressive

TheMercenary 07-21-2009 04:30 PM

Uggg. I had some. Cost about $350 in 1998. Sucked ass. I could never find the middle and always was adjusting my head in flexion and extension to see what I wanted to see clearly. Driving was the worst, I could not focus on the dash without eventual neck pain.

On the otherhand my wife loves them.

SteveDallas 07-22-2009 11:22 AM

Thanks for the comments. Good info, in the other post, Spexx. However it doesn't deal with my most basic problem. I hand somebody money. They give me a pair of glasses. How do I know they were done right? This is equally troubling to me whether it's the corner independent optician or the $10 place on the Internet or somebody in between.

glatt 07-22-2009 11:32 AM

I delved a little deeper into that link I gave you, and it looks like I was wrong. When you put the frame in your shopping cart, regular lenses are free, but progressives are an additional $90. So progressive lens glasses start at $125, not $35.

Glinda 07-22-2009 11:38 AM

Negatives:
They take a long time to get used to, and aren't recommended if you're doing a lot of reading. The "reading" space on the lens is quite small and you'll get a crook in your neck in no time.

The need for a separate pair of glasses for full-on reading or computer use.


Pluses:
ONE pair of glasses for general use to see whatever you need to see throughout your busy day ([limited] reading included). This is more important than you realize.



I have four pair of glasses that I regularly use. One for general all-purpose life, one for reading while not at home (a "travel" pair), one sitting on my desk at home for reading/computer use, and one for TV viewing (TV is small and far away = need for specially designed TV viewing glasses).

Yeah. I'm old. And you lot are going to be in my shoes someday - count on it. MWAHAAHAHAHAHAHAHAAA!

Spexxvet 07-22-2009 01:08 PM

Quote:

Originally Posted by SteveDallas (Post 583119)
Thanks for the comments. Good info, in the other post, Spexx. However it doesn't deal with my most basic problem. I hand somebody money. They give me a pair of glasses. How do I know they were done right? This is equally troubling to me whether it's the corner independent optician or the $10 place on the Internet or somebody in between.

When you get right down to it, you can tell that they were made right if you can see clearly through them. You need to go to an optician that you trust. I'll try to get a recommendation for you.

Quote:

Originally Posted by Glinda (Post 583125)
....I have four pair of glasses that I regularly use. One for general all-purpose life, one for reading while not at home (a "travel" pair), one sitting on my desk at home for reading/computer use, and one for TV viewing (TV is small and far away = need for specially designed TV viewing glasses)....

What, no sunglasses?

Glinda 07-22-2009 01:24 PM

Quote:

Originally Posted by Spexxvet (Post 583140)
What, no sunglasses?

Oops! Two pair of progressives - one for the car, one for the purse.

I am an eyeglass maven! :cool:

dar512 07-22-2009 01:39 PM

I give you credit, Glinda. I have enough trouble keeping track of one pair of regular glasses and one of sunglasses.

How do you keep from losing them?

monster 07-22-2009 05:10 PM

If you have enough pairs in enough places, you can always find one.

Glinda 07-23-2009 12:42 AM

Quote:

Originally Posted by dar512 (Post 583149)
I give you credit, Glinda. I have enough trouble keeping track of one pair of regular glasses and one of sunglasses.

How do you keep from losing them?

Quote:

Originally Posted by monster (Post 583177)
If you have enough pairs in enough places, you can always find one.

That's the ticket. Back in the day when I had health insurance, I loaded up. Now that I'm broke, I can at least see inside my empty coinpurse. :rolleyes: I just replace lenses every few years, as my prescription changes.

Pico and ME 07-23-2009 03:44 AM

I have progressives and some the negatives stated apply, but it is even worse for me because I have really bad nearsightedness and astigmatism. I fantasize about getting that eye operation just so my bifocals wont be such a pain in the ass. I had to have them re-do the lenses on my last pair three times and they still are a little off. Glinda is right tho....for every day use they cant be beat. As long as all the other variables are correctly taken care of...correct prescription and correct placement of the optical center, then I do love my glasses.

Cloud 07-23-2009 08:50 AM

Yes, I have them and wear them for years. Wouldn't be able to function without them really. They're hella expensive, and unfortunately my prescription is tricky, so the online option doesn't really work for me.

Spexxvet 07-23-2009 09:45 AM

2 Attachment(s)
Quote:

Originally Posted by Pico and ME (Post 583331)
... I fantasize about getting that eye operation just so my bifocals wont be such a pain in the ass...

Unless you get one eye corrected for distance vision and the other eye corrected for near vision, surgery won't have much, if any, impact on your multifocals. Really tough Rxs benefit from newer, "digital" or "free form" technology, but the lenses are pricey.

Quote:

Originally Posted by Cloud (Post 583373)
... They're hella expensive,
....

They're like any product - you can get the Yugo of progressives or the Maseratti. Which of these would you like to look through?

Undertoad 07-30-2009 06:34 PM

Spexx, can I ax you related questions? I became nearsighted at age 21, four months into working full-time at a monitor. My doc suggested I take the glasses off to work closeup, and so for 24 years I've religiously taken off my glasses to do computer and other close-up work.

A) Does that help delay in nearsightedness worsening?
B) Is presbyopia inevitable? I'm 45 and I still feel good about seeing everything near without a lens... although I think I have moved the monitor 3" closer in the last two years... tell me my future sir.

Spexxvet 07-31-2009 09:13 AM

Quote:

Originally Posted by Undertoad (Post 585223)
A) Does that help delay in nearsightedness worsening?

Some doctors believe that it does. There is a theory that if you wear your glasses (which correct for distance vision) to look at things up close, that you "strain". Straining is just using your eye muscles to overcome a visual deficiency. Using your eye muscles can raise the temperature in your eye, the heat tends to break down eyeball tissue, and your eye can become elongated, which increases your nearsightedness.

Quote:

Originally Posted by Undertoad (Post 585223)
B) Is presbyopia inevitable? I'm 45 and I still feel good about seeing everything near without a lens....

Yes, it's inevitable, and you're probably already on your way. For now you can see up close without your glasses because you're nearsighted. The test is to read something like the telephone book at about 18 inches with your glasses on.

You can't count on being able to read comfortably without glasses forever. Nearsighted corrections are always a minus value. A presbyopic correction is always a plus value "added" to the distance power. My guess is that your current distance Rx is about -1.00, and your (unused) presbyopic "add" is about +1.00, making your net near vision power zero. That's why you can see close without correction. Eventually, your "add" power will increase, typically topping out at +2.50 when you reach 60-ish. At that point your net near vision power might well be +1.50 (-1.00 +2.50 = +1.50) (assuming no change in your distance Rx). Then you'll have to decide if you want two pairs of glasses (or more, because the power you'll need for "near" vision will not be the same as the power you'll need for "intermediate" vision. Intermedite is about 20" to 30" or computer distance) or multifocals.

Quote:

Reading Adds
Finding the correct reading add is a difficult task. Most refraction errors come from improper add power. We will not attempt to discuss a great deal of theory here, but you should know that a patient can comfortably utilizeĀ - of their available amplitude of accommodation (the reciprocal of the near point). Amplitude diminishes with age. For example, researchers claim we have at age 10, between 11 and 14 diopters of accommodation amplitude, by age 40 it is between 4.5 and 5.5 (Borish, Vol. 1, 1970 pp. 169-170). It takes +2.50 D of accommodation to focus at 16 inches, normal reading distance. If we only have +5.00 available, it is easy to see why we may need bifocals at age 40. Unfortunately, all people are not the same. Some may need a +1.00 add at 40, while others may require a +1.25.

A fairly simple, but effective way to determine add power is to use the Eggers Chart for near. A rule of thumb that works well, states that at age 40 a +1.00 to +1.25 add will be required. For each 5 years after 40, and additional +.025 is required.

Undertoad 07-31-2009 09:19 AM

Fascinating stuff, thanks!

Spexxvet 07-31-2009 09:34 AM

My pleasure.

xoxoxoBruce 07-31-2009 09:45 AM

Quote:

Originally Posted by Spexxvet (Post 585308)
snip~ There is a theory that if you wear your glasses (which correct for distance vision) to look at things up close, that you "strain". ~snip

I thought wearing corrective lenses would prevent straining??

Spexxvet 07-31-2009 10:25 AM

Quote:

Originally Posted by xoxoxoBruce (Post 585315)
I thought wearing corrective lenses would prevent straining??

It does, as long as you're using the lenses for their intended use. When you try to see up close while wearing a distance correction, you'll strain.

xoxoxoBruce 07-31-2009 10:41 AM

Ah, got it. Thanks.

Pie 07-31-2009 11:30 AM

I became near-sighted about 3 years ago (early thirties). Cause: too much computer work.
So I have glasses for driving, walking around, etc, but have been advised to never wear them when computing, reading, or any close-work, or my eyes will become worse.

I would like to give a shout-out to my online glasses company -- EyeBuyDirect. I get frames, lenses, anti-scratch, anti-uv and anti-reflection coatings for less than $50, and delivery within a week, usually. With a case and microfiber cloth to boot.

monster 07-31-2009 11:07 PM

Please shoot me when when contact lenses can't cope with the needs of my aging eyes. That is all.

SteveDallas 07-31-2009 11:16 PM

Quote:

Originally Posted by monster (Post 585398)
Please shoot me . . .

With a paintball gun, right?

Undertoad 08-10-2009 10:27 AM

Interesting NYT article - this guy has invented lenses that are partly fluid, and so you can actually change the focus, by adjusting a lever on the bridge.

One down side is that the lenses have to be round. In the future we are all going to look like John Lennon.

dar512 08-10-2009 11:00 AM

Quote:

Originally Posted by Undertoad (Post 587023)
One down side is that the lenses have to be round. In the future we are all going to look like John Lennon.

Well he was ahead of his time.


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