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06-19-2012, 06:55 AM   #1
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Lens compatibility

Hi there,

Wondering if anyone could advise me - I just purchased a Gemini Wide Angle f2.8/28 mm lens for Pentax on ebay. I have a Pentax K-x. The lens is certainly mechanically compatible (with the same bayonet lock) but I can't get the camera to fire. The f-stop icon continually flickers with F---


Andrew Martin

06-19-2012, 07:34 AM   #2
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Did you enable aperture ring use in the menu?
06-19-2012, 07:56 AM   #3
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See the sticky about using manual lenses in this forum.
06-20-2012, 02:51 AM   #4
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Thanks guys. I enabled aperture ring priority and got it working in manual mode. Cheers, Andrew Martin


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