• non-magnetic 1/2 inch optical posts

    From ggherold@gmail.com@21:1/5 to All on Mon Jan 7 07:09:45 2019
    Hi all, any one know of a cheap source for 1/2" (0.499") non-magnetic posts
    (2" lengths)? Aluminum or brass would be fine.

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  • From ggherold@gmail.com@21:1/5 to gghe...@gmail.com on Mon Jan 7 07:19:29 2019
    On Monday, January 7, 2019 at 10:09:46 AM UTC-5, gghe...@gmail.com wrote:
    Hi all, any one know of a cheap source for 1/2" (0.499") non-magnetic posts (2" lengths)? Aluminum or brass would be fine.

    Never mind Thor labs is the answer.

    Geo

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  • From Phil Hobbs@21:1/5 to ggherold@gmail.com on Mon Jan 7 11:59:01 2019
    On 1/7/19 10:09 AM, ggherold@gmail.com wrote:
    Hi all, any one know of a cheap source for 1/2" (0.499") non-magnetic posts (2" lengths)? Aluminum or brass would be fine.

    You can get 6061 aluminum for $2.50 per foot from McMaster-Carr

    https://www.mcmaster.com/aluminum-rods


    Cheers

    Phil Hobbs
    --
    Dr Philip C D Hobbs
    Principal Consultant
    ElectroOptical Innovations LLC / Hobbs ElectroOptics
    Optics, Electro-optics, Photonics, Analog Electronics
    Briarcliff Manor NY 10510

    http://electrooptical.net
    https://hobbs-eo.com

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  • From ggherold@gmail.com@21:1/5 to Phil Hobbs on Mon Jan 7 09:27:39 2019
    On Monday, January 7, 2019 at 11:59:07 AM UTC-5, Phil Hobbs wrote:
    On 1/7/19 10:09 AM, ggherold@gmail.com wrote:
    Hi all, any one know of a cheap source for 1/2" (0.499") non-magnetic posts (2" lengths)? Aluminum or brass would be fine.

    You can get 6061 aluminum for $2.50 per foot from McMaster-Carr

    https://www.mcmaster.com/aluminum-rods
    Sure, but then it has to be turned down (0.499) and threaded...
    for a few parts it's cheaper at Thor labs. I should have looked
    before asking.

    Years ago we had to have the machine shop make 'em for us.


    Cheers

    Phil Hobbs
    --
    Dr Philip C D Hobbs
    Principal Consultant
    ElectroOptical Innovations LLC / Hobbs ElectroOptics
    Optics, Electro-optics, Photonics, Analog Electronics
    Briarcliff Manor NY 10510

    http://electrooptical.net
    https://hobbs-eo.com

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  • From Phil Hobbs@21:1/5 to ggherold@gmail.com on Mon Jan 7 15:48:10 2019
    On 1/7/19 12:27 PM, ggherold@gmail.com wrote:
    On Monday, January 7, 2019 at 11:59:07 AM UTC-5, Phil Hobbs wrote:
    On 1/7/19 10:09 AM, ggherold@gmail.com wrote:
    Hi all, any one know of a cheap source for 1/2" (0.499") non-magnetic posts >>> (2" lengths)? Aluminum or brass would be fine.

    You can get 6061 aluminum for $2.50 per foot from McMaster-Carr

    https://www.mcmaster.com/aluminum-rods
    Sure, but then it has to be turned down (0.499) and threaded...
    for a few parts it's cheaper at Thor labs. I should have looked
    before asking.

    Years ago we had to have the machine shop make 'em for us.

    Ah, okay, Newport-style ones.

    Cheers

    Phil Hobbs


    --
    Dr Philip C D Hobbs
    Principal Consultant
    ElectroOptical Innovations LLC / Hobbs ElectroOptics
    Optics, Electro-optics, Photonics, Analog Electronics
    Briarcliff Manor NY 10510

    http://electrooptical.net
    https://hobbs-eo.com

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    * Origin: fsxNet Usenet Gateway (21:1/5)