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  1. Replies
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    Pete, it was easy. Pete R., not H., was retired...

    Pete, it was easy. Pete R., not H., was retired and no longer stretching singles into doubles (possibly with spikes bared), exciting fans and bringing in the bucks. The other guys were/are still...
  2. Thread: Safety Eyewear

    by Jim G
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    I think there's a newer edition of the Z87.1. ...

    I think there's a newer edition of the Z87.1. Possibly late 2005 or early 2006. Some significant changes.

    Please take seriously my admonition to establish a drop-ball testing program. Chances...
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    Freeform Lens Webinar

    Hope I'm not being too commercial but my magazine sponsored a webinar on Free-form lenses. In case you missed, you can access the sign-up here: http://www.visioncareproducts.com/digital// Go to the...
  4. Thread: Safety Eyewear

    by Jim G
    Replies
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    4,702

    Probably the most important item to do first is...

    Probably the most important item to do first is to get a copy of ANSI Z87.1 and read and understand cover to cover.

    Hilco, among others, will be able to help you with lens markers. You need...
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    Chris, just went to your compendium of optical...

    Chris, just went to your compendium of optical sites. If it's not there, we don't need to know about it. Nice job.

    Back to the original q. Try to find the following ARC equipment...
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    Thanks Chris. It's just that now that I'm...

    Thanks Chris. It's just that now that I'm retired I just don't have the time I used to when I worked to devote to this wonderful site.
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    John and Chris, with all due respect, I would...

    John and Chris, with all due respect, I would have to suggest that snowmonster also consider the Ultra Optics products. I know that there are some used units on the market and that Ultra...
  8. Thread: ar coatings

    by Jim G
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    6,313

    Two issues arise. 1). Any minute scratches you...

    Two issues arise. 1). Any minute scratches you may have picked up in use will be magnified when an AR coating is applied.

    2). The issue is with the scratch resistant (SR) coating applied UNDER...
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    I know that I've certainly gotten worse in the...

    I know that I've certainly gotten worse in the last 8 years but I do know that FEA is growing substantially. That would seem to reflect satisfaction by their customers. They also have one of the best...
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    The quality of AR coatings does vary based upon a...

    The quality of AR coatings does vary based upon a multitude of reasons but they are just getting better and better. I'd just look at this one as s**t happens and go back for a replacement.
  11. Thread: Lead alloy

    by Jim G
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    Re: AWTECH's q: "Please explain do you think the...

    Re: AWTECH's q: "Please explain do you think the alloy is excessively dangerous? If so why?"

    117 alloy is not "excessively dangerous" but requires careful handling such as wearing rubber gloves...
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    For RGV. As AWTECH noted, a box coater is a box...

    For RGV. As AWTECH noted, a box coater is a box coater and the key variation will be the training, support and back-up you receive. I know satisfied users from Optivision, in Dallas, Satis and...
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    Chris, remember Diamonex? Probably would have...

    Chris, remember Diamonex?

    Probably would have worked if they could just have kept lenses from flexing.
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    I see two issues here. One, you refer to...

    I see two issues here. One, you refer to "scratch resistance." The reality is that most folks infer "scratch proof" which is not the case. A scratch resistant coating applied UNDER an AR coating...
  15. Thread: Lead alloy

    by Jim G
    Replies
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    10,266

    Yeah but the lead and cadmium apparently dissolve...

    Yeah but the lead and cadmium apparently dissolve in reclaim tanks and become the primary source for polution. The other metals are not of concern re: hazardout waste.
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    Awwwww geeze, I'm gonna alienate all the members...

    Awwwww geeze, I'm gonna alienate all the members of this forum but, what the heck. Every dispenser here, and in the world, has done a bad job on one or more pairs of specs. Costco is no different. It...
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    It really depends upon your daily vision demands....

    It really depends upon your daily vision demands. With a +2.50, which by the way is where I'm at, we need a whole bunch of intermediate help. The 18" to 3' range cannot be adequately served by a...
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    Chip, I'd be interested in what your Rx is and...

    Chip, I'd be interested in what your Rx is and what you're wearing.

    Your "advice" is technically correct but not user friendly.
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    It won't help to contact the manufacturers as...

    It won't help to contact the manufacturers as they only sell to wholesale labs who in turn sell to dispensers. The lenses are available from X-Cel, a long-time respected supplier of lenses.

    I'd...
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    Ask the optician/lab. Aspheric lenses cannot be...

    Ask the optician/lab. Aspheric lenses cannot be measured in conventional ways using conventional instruments.
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    Actually, any material would be "clear and sharp"...

    Actually, any material would be "clear and sharp" in that prescription. The physical advantages of other materials in weight and thinness would probably be measurable but not perceptable to the user....
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    I'm coming in late here but I don't believe the...

    I'm coming in late here but I don't believe the add was mentioned...and that, in my humble opinion, is the major determining factor in satisfaction w/ short/mid/long corridor lenses.

    A person...
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    As noted above, there is a difference in how...

    As noted above, there is a difference in how various progressives deal w/ peripheral vision but, the problem--particularly w/ your Rx--could be with the lens material used. The higher index lens...
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    I think when you get right down to it, Alize w/...

    I think when you get right down to it, Alize w/ Clear Gard is simply Alize w/ anti-stat. Teflon has had an anti-stat layer for some time. The "slipperyness" would not necessarily be affected by the...
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    Nicest and best value is The Broadway Inn...

    Nicest and best value is The Broadway Inn (www.broadwayinn.com) located just one block off Times Square on 46th and 8th. EZ walk (1 block) to the Marriott and bus transport to VEE. Also, 46th street...
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