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Forum: Post Your Photos! 04-24-2011, 11:07 AM  
Nature Cactus
Posted By k7bb
Replies: 0
Views: 1,128













:p
Forum: Weekly Photo Challenges 07-02-2010, 10:30 PM  
Photo of the Week #119 June 20 - July 4
Posted By k7bb
Replies: 61
Views: 13,086
by K7 Samyang 800mm f8 mirror lens
Forum: Troubleshooting and Beginner Help 06-29-2010, 10:37 AM  
Samyang 800mm + T2 -> Pentax infinity focus problem
Posted By k7bb
Replies: 24
Views: 19,729
sorry for late (due to poor weather in Hong Kong)

Thanks for all brothers' help

I got confuse of "infinity focus", I need to focus for 300m, even few kilos... but the lens marked after 100ft is infinity, anyway, my objective is focus moon, now seems ok.

my K7 shown correct focus sign, but still blur (maybe my issue)
Forum: Troubleshooting and Beginner Help 06-22-2010, 02:23 AM  
Samyang 800mm + T2 -> Pentax infinity focus problem
Posted By k7bb
Replies: 24
Views: 19,729
right :lol:, not Pentax

too thin or too thick? I bought 2 adapters for Pentax, both claim support infinity focus, one of them (same model but not mine) used with Kenko 800mm mirror lens (suppose same as Samyang) work ok

advised by Ben, I will take photos let brothers see what problem, at the same time arranging the shop for checking with another lens+adapter

thanks for your help
Forum: Troubleshooting and Beginner Help 06-22-2010, 02:12 AM  
Samyang 800mm + T2 -> Pentax infinity focus problem
Posted By k7bb
Replies: 24
Views: 19,729
thanks Ben,
as a newbie, I like step by step
will shot later, on hand images just blur...
Forum: Troubleshooting and Beginner Help 06-21-2010, 09:46 AM  
Samyang 800mm + T2 -> Pentax infinity focus problem
Posted By k7bb
Replies: 24
Views: 19,729
photos of the adapter and lens mount
Forum: Troubleshooting and Beginner Help 06-20-2010, 11:34 PM  
Samyang 800mm + T2 -> Pentax infinity focus problem
Posted By k7bb
Replies: 24
Views: 19,729
thanks noblepa,

since I have never seen M42 mount, can only trust the packing, it is T2...
Forum: Troubleshooting and Beginner Help 06-20-2010, 05:25 PM  
Samyang 800mm + T2 -> Pentax infinity focus problem
Posted By k7bb
Replies: 24
Views: 19,729
thanks Marcin & Ben, also bigdog

another thing is, afterwards attached the lens to a Canon DSLR (as you know crop factor is 1.6x instead of 1.5x), I got wider view angle and can be infinity focus...

so, Ben, I'll try again with your advice. if still not work, I think I have to search 3rd mount

thanks all
Forum: Troubleshooting and Beginner Help 06-20-2010, 08:39 AM  
Samyang 800mm + T2 -> Pentax infinity focus problem
Posted By k7bb
Replies: 24
Views: 19,729
thanks bigdog

my Nikon is FF because it is a film camera :lol:

understand what you mean; my T2 mount is for FF PK mount instead of APS-C.

but it named can be used for k20d, kx, etc. :confused:
Forum: Troubleshooting and Beginner Help 06-20-2010, 02:46 AM  
Samyang 800mm + T2 -> Pentax infinity focus problem
Posted By k7bb
Replies: 24
Views: 19,729
just bought a Samyang 800mm f8 mirror lens, it needed a T2 to Pentax mount for my K7.

tried 2 mounts but all cannot infinity focus, but T2 mount to Nikon ok.

please advice... do I have to do any adjustment with the T2 mount?

thanks in advance.
Forum: Weekly Photo Challenges 06-12-2010, 10:22 PM  
Photo of the Week #116 May 30 - June 13
Posted By k7bb
Replies: 52
Views: 12,025
thanks eccs19, studying, would like to learn more here
Forum: Weekly Photo Challenges 06-12-2010, 08:21 AM  
Photo of the Week #116 May 30 - June 13
Posted By k7bb
Replies: 52
Views: 12,025
newbie of Pentax, first post:D
k7 with DA 55-300
Forum: Welcomes and Introductions 06-12-2010, 08:15 AM  
New k7 user
Posted By k7bb
Replies: 7
Views: 617
thanks Peter, will try it:)
Forum: Welcomes and Introductions 06-08-2010, 06:18 AM  
New k7 user
Posted By k7bb
Replies: 7
Views: 617
thanks fractal,

not yet by k7 :eek:, later...
btw, seen your album, you have been Macau :cool:
Forum: Welcomes and Introductions 06-06-2010, 08:20 AM  
New k7 user
Posted By k7bb
Replies: 7
Views: 617
thank you sir:p
Forum: Welcomes and Introductions 06-05-2010, 06:38 PM  
New k7 user
Posted By k7bb
Replies: 7
Views: 617
new to K7, love K7's control, strong body and direct to jpeg colour reproduction

new to Pentax, love she sincerely to make cameras

wish can improve my knowledge

thanks brothers
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