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For Sale: SDM to Screwdrive Conversions
Listed: 01-11-2016, 07:27 PM

PentaxForums.com Marketplace Listing

Item for Sale
SDM to Screwdrive Conversions

Asking Price
45.00 USD

Item Location
Mint Hill, NC (United States)

Item Description
As a service to fellow Pentax Forum users and with special permission from Adam I am happy to announce that I am available to convert failed SDM lenses to Screwdrive. I am only charging $45 at this time for lenses that I know how to convert. This is merely to cover my time and effort involved in tracking and sending packages and the time required to perform the conversion. The actual conversion is not hard and I encourage those willing to do this for themselves to do so but for those who want a bit of help - I'm offering this service.

The service includes:
Test Lens prior to conversion to verify that screwdrive is functional.
Backup LENSEEP.LNS file as is.
Modify a copy of this file to have screwdrive configuration.
Load modified file into the lens and test on an SDM capable body.
Return lens postage paid by owner.

Optionally: Email backup and modified files to the owner.


I have successfully converted all of these lenses:
DA* 16-50
DA* 50-135
DA* 200
DA* 300

I am unable to convert the DA* 60-250. There are no known methods for this conversion since the method that works for the other lenses is unreliable on this lens.

An example converted 16-50:



Please NOTE Lenses shipped to me without insurance that are lost are not my responsibility. I strongly suggest using a method with tracking and insurance but that is entirely up to you. My return postage will be based on your explicit instructions and I will not be responsible for lost items. I encourage the use of tracking and insurance.

I STRONGLY recommend that you include a letter inside the package identifying your Pentax Forums ID, the email you wish to be billed at and a contact phone number as well as full address. Ideally the letter should contain your address and mine just in case the label is lost for any reason. Finally if you include your postage instructions (insurance amount, signature required) it will make it easier. You should include not only an email for contact but also the specific email for me to send a paypal invoice to for payment.

Shipping Destinations
United States (Others considered on request)

Shipping Charge
Paid by Lens Owner

Shipping Services
USPS, UPS

Accepted Payment Types
PayPal

Return Policy & Additional Details
If I am unable to convert the lens I will not charge for the service. Lens owner is still responsible for return shipping.

Please send me a private message if interested in the service!


In Canada fozzfoster is offering a similar service: https://www.pentaxforums.com/forums/24-photographic-equipment-sale/456045-sa...ns-canada.html

Last edited by UncleVanya; 12-20-2023 at 10:08 AM.
Views: 62,246
01-18-2017, 07:56 AM   #121
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conversion bump!

01-19-2017, 10:19 AM   #122
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QuoteOriginally posted by UncleVanya Quote
conversion bump!
Thanks but the lens is in for repair right now for other issues.
01-24-2017, 10:02 PM   #123
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Open for business... send me a pm.
01-28-2017, 06:26 AM   #124
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Just converted a 16-50 for myself. Sweet looking lens. Can't wait to try it.

01-28-2017, 09:04 AM   #125
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grt, cant go wrong for sure
02-05-2017, 10:08 PM   #126
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Still converting!
02-07-2017, 05:29 PM   #127
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I have a DA* 16-50 lens for you to convert after my trip to Florida next week. Will contact you when I am ready to ship. Thank you for the service.

02-08-2017, 08:09 AM   #128
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QuoteOriginally posted by BrianS. Quote
I have a DA* 16-50 lens for you to convert after my trip to Florida next week. Will contact you when I am ready to ship. Thank you for the service.
Happy to help. Another 50-135 was converted last night and ships out today!
02-16-2017, 09:18 PM   #129
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Got screwdrive?
02-18-2017, 01:41 PM   #130
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Hi, I quite appreciate the service you are providing the community.
It appears I have become the victim of a 50-135 SDM failure today on my K3. I live in Canada. What would it cost me to have it serviced by you?

Last edited by Pixguru; 02-18-2017 at 01:42 PM. Reason: Camera model # inserted
02-18-2017, 02:06 PM   #131
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QuoteOriginally posted by Pixguru Quote
Hi, I quite appreciate the service you are providing the community.
It appears I have become the victim of a 50-135 SDM failure today on my K3. I live in Canada. What would it cost me to have it serviced by you?
My fee remains the same, shipping becomes more costly. Send me a pm and I will get an estimate for shipping and share it with you. Without tracking and insurance can be done cheaper but that is too risky.
03-07-2017, 03:52 PM   #132
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Bump! Bump...
03-10-2017, 06:53 PM   #133
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PM

Hope my message gets to "Uncle"....I can't find a copy in my 'sent' folder (?).

Thanks/Bill
03-10-2017, 10:10 PM   #134
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QuoteOriginally posted by wgosma Quote
Hope my message gets to "Uncle"....I can't find a copy in my 'sent' folder (?).

Thanks/Bill
I found it and sent a reply. Let me know here if you don't get it. I can try to follow up another way.
03-20-2017, 07:23 AM   #135
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It is bump time!
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