[Tweeters] Optics Repairs...

[ck park]

salvaging optics might be an interesting project for highschool or college
physics, astronomy, or math classes....  the math behind understanding
those lenses could be an amazingly teachable moment, and having quality
lenses to play with would be a bonus...

00 caren
ParkGallery.org
george davis creek, north fork


On Mon, May 23, 2022 at 5:29 PM J Christian Kessler <1northraven at gmail.com>
wrote:


> Like Tom, I too have a pair of broken (prism loose) binoculars that I

> cannot seem to get repaired.  Neither I nor Tom need advice to buy new

> binoculars from companies with lifetime guarantees (my newerSwarovskis have

> been rebuilt under just such a guarantee).  the question is how to salvage

> older once good quality (in their day) binoculars rather than just trashing

> them.  having failed in my own attempts to find someone to repair a 35 year

> old pair, I'd be most interested to hear ideas others may have on how to

> salvage them.

>

> Chris Kessler

> Seattle

>

> On Mon, May 23, 2022 at 9:28 AM Tom Benedict <benedict.t at comcast.net>

> wrote:

>

>> I’ve had a couple of pair of binoculars “die” over the past few decades.

>> It’s a shame to throw them out or put them in a drawer. It seems like it

>> should be possible to repair them.

>>

>> I’m not talking about catastrophic damage, just normal use where things

>> get out of alignment. In each case I’ve submitted them to a repair facility

>> and they’ve been returned as “not repairable”. In my most recent case,

>> there were “too many corroded fasteners” in my 20 year old Swift Audubon

>> 8.5x44 ‘Waterproof’ pair. Is it simply that the cost of repair labor is so

>> great and the cost of optics so low?

>>

>> Do most birders have a drawer full of unserviceable binoculars?

>>

>> Tom Benedict

>> Seahurst, WA

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>

>

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