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vivitar 28...is it close focus?
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PostPosted: Wed Feb 01, 2012 9:31 am    Post subject: vivitar 28...is it close focus? Reply with quote

Hi..can be vivitar 28 close focus even if it is not writen on front? What should I see to identify a good copy? Minimum Focus distance?


PostPosted: Wed Feb 01, 2012 10:07 am    Post subject: Reply with quote

Well I don't know if it's because of the different mounts or older and newer versions, but my CF and non CF have slightly different bodies.


PostPosted: Wed Feb 01, 2012 11:49 am    Post subject: Reply with quote

My Komine made 28 Close Focus goes down to 0.23 Meters / 1 foot. But it is a little confusing as the scale for Meters overlaps the scale for feet - at 1 foot the scale reads slightly above 0.3 metres, which is correct. But the feet scale then becomes a ratio scale and is marked 'CF 1:5 1:6 1:7'
The meters scale at it's shortest, 0.23, corresponds with the CF markings at 1:5.

All the information you're likely to need can be found here -

http://photografica.robinparmar.com/vivitar.html

and here -

http://www.pentaxforums.com/forums/pentax-slr-lens-discussion/56451-great-vivitar-28mm-bestiary.html

The close focus is a great little lens.


PostPosted: Wed Feb 01, 2012 11:55 am    Post subject: Reply with quote

All the close focus version I had of a Vivitar had it written at the front ring.


PostPosted: Wed Feb 01, 2012 5:36 pm    Post subject: Reply with quote

Both my Vivitar 28s focus to 0.3m/1' & neither say close focus.

28/2.5 Kiron & 28/2.8 Bauer.


PostPosted: Wed Feb 01, 2012 6:35 pm    Post subject: Reply with quote

The Close Focus is a different lens than the other Vivitar 28mm lenses. It says Close Focus on the front as in the picture below. The fact that others may focus closely does not make them a Close Focus version. All the Close Focus are Komine made.



PostPosted: Wed Feb 01, 2012 7:41 pm    Post subject: Reply with quote

Is this a close focus version?
http://www.ebay.de/itm/ws/eBayISAPI.dll?ViewItem&item=270898881052&ssPageName=ADME:B:EOIBSA:DE:1123
On it I see a 0.23 minimum focus distance. What do you think? Is it a good lens this OM version? thanks.


PostPosted: Wed Feb 01, 2012 7:51 pm    Post subject: Reply with quote

sinner79 wrote:
Is this a close focus version?
http://www.ebay.de/itm/ws/eBayISAPI.dll?ViewItem&item=270898881052&ssPageName=ADME:B:EOIBSA:DE:1123
On it I see a 0.23 minimum focus distance. What do you think? Is it a good lens this OM version? thanks.


That's a newer Cosina version I think...


PostPosted: Wed Feb 01, 2012 7:58 pm    Post subject: Reply with quote

Focus it's really near (0.23)...but I don't see the write "Close focus". Do you think is it good?


PostPosted: Wed Feb 01, 2012 9:01 pm    Post subject: Reply with quote

looks a lot like the "m22"
http://photografica.robinparmar.com/vivitar28detail.html#M22

i have the Vivitar 28mm 2.8 close focus for Olympus OM. Looks very similar, but is missing the close focus naming on the front and the close focus markings for distance.

I have the "k05" on an Olympus OM mount
http://photografica.robinparmar.com/vivitar28detail.html#k05


PostPosted: Wed Feb 01, 2012 9:08 pm    Post subject: Reply with quote

I've put one into marketplace: http://forum.mflenses.com/vivitar-close-focus-komine-2-8-28mm-no-mount-20-eur-t46830.html
PM me if more info is needed.


PostPosted: Thu Feb 02, 2012 12:08 am    Post subject: Reply with quote

I too have an extra in OM mount. I had taken the mount off to see if it could be converted to Sony, but quickly gave up. If anyone can figure out how to get that mount back on, it can be had cheap.


PostPosted: Fri Feb 03, 2012 4:10 am    Post subject: Reply with quote

Of my Viv 28s: The Komine 28/2 CFWA (#2840****, 270g) has a close focus of 17cm.
The Kiron 28/2.5 (# 2223*****, 360g) has close-focus of 30cm. Both Ks are NI mount.
The (unknown) 28/2.8 (# U971*****, 130g, M42) has close-focus of 23cm. What maker?

Most of my other 28s have close focus of 30cm or thereabouts. Exceptions: the Tamron 02B 28/2.5 is 24cm. THe Access-Tokina 28/2.8 'macro' is 11cm. The Accura Diamatic is 40cm. The Chinon 28/2.8 is the loser at 1.5m. But the Focal-Makinon, a couple Hanimexes, Pentax SMC-M, Rokinon, Sears, Soligor-Tokina and Toyo-Sun 28/2.8s are all at 30cm.


PostPosted: Fri Feb 03, 2012 9:10 am    Post subject: Reply with quote

RioRico wrote:
The Chinon 28/2.8 is the loser at 1.5m


I have never seen a 28mm with such MFD. My Chinon has 35cm!?


PostPosted: Fri Feb 03, 2012 3:41 pm    Post subject: Reply with quote

Minolfan wrote:
RioRico wrote:
The Chinon 28/2.8 is the loser at 1.5m


I have never seen a 28mm with such MFD. My Chinon has 35cm!?

That sounds extreme indeed. Maybe it's 1.5 foot (~45cm)?


PostPosted: Sat Feb 04, 2012 12:04 am    Post subject: Reply with quote

I'm going to brag.....

this is my most successful Flickr picture so far, and I only posted it last night.



Vivitar 28 close focus - Komine. I't s a cracker ! Very Happy


PostPosted: Sat Feb 04, 2012 11:34 pm    Post subject: Reply with quote

AhamB wrote:
Minolfan wrote:
RioRico wrote:
The Chinon 28/2.8 is the loser at 1.5m

I have never seen a 28mm with such MFD. My Chinon has 35cm!?

That sounds extreme indeed. Maybe it's 1.5 foot (~45cm)?

Duh, yeah, I misread (and mis-recorded) the MFD. This N/AI-mount Chinon (#519xxx) actually has MFD= 40cm. That still puts it at the long end of my 28s, tied with the Accura Diamatic.

@Lloydy,
That's a right good picture from a right good lens, my favorite 28.