Pentax SLR Lens Discussion

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Thread / Thread Starter	Last Post	Replies	Views
Suggestions for a Wide Range Zoom Lens Needed Tamia	08-17-2010 05:04 AM by Tamia	5	1,787
Is My DA40 LTD Defective? jaieger	08-16-2010 08:14 PM by jaieger	4	1,558
1 Takumar Bayonet Zoom 4.5 80-200mm paperbag846	08-16-2010 07:07 PM by paperbag846	7	6,084
1 Licking One's Lens! What! Really? ( 1 2) hinman	08-16-2010 05:04 PM by Blue	29	5,866
i have a 50-500mm that will not auto focus. jon pafford	08-16-2010 04:23 PM by GaryH	2	1,430
Sunlight "ray" discussion ( 1 2) samski_1	08-16-2010 01:51 PM by opiet70	21	3,595
compatability utahdl	08-16-2010 12:43 PM by RioRico	2	2,004

Internal Dust & Cleaning - Pentax-M 50mm/1.4 ManhattanProject	08-16-2010 12:17 PM by RioRico	3	2,866
Curved Asahi filters? nickthetasmaniac	08-16-2010 07:34 AM by 8540tomg	3	1,851
Cleaning old lenses 8540tomg	08-16-2010 07:18 AM by 8540tomg	3	3,281
SMC DA 14mm F2.28 vs SMC DA*16-50mm F2.8 A8YANG	08-15-2010 09:40 PM by A8YANG	9	2,266
Zeiss 50mm f/1.4 T* Planar made for Contax/Yashica nszluk	08-15-2010 06:42 PM by nszluk	4	4,839
Lens Registration and Compatibility ( 1 2) Caat	08-15-2010 10:54 AM by hangu	21	3,918
High School Sports: Needed Focal Length? ( 1 2) Tomzee93	08-15-2010 07:56 AM by stover98074	18	3,295
Tamron 17-50mm f2.8 or Tamron 28-75mm f2.8 ( 1 2) tubamatt	08-15-2010 04:15 AM by Schmidlapper	19	7,964
1 Performance of M lenses, 28mm to 200mm, f-stops to f8 whojammyflip	08-15-2010 03:38 AM by Schmidlapper	3	2,043
Problem with M42 adapter, how do you use it? ( 1 2) Timos	08-15-2010 02:42 AM by ducdao	17	3,428
SMC Pentax 24mm F/2.8 Disassembly ( 1 2 3) SOldBear	08-15-2010 02:06 AM by pierrot35	34	14,152
Utilizing Old K mount and Bayonet Mount Lenses jk333	08-15-2010 01:30 AM by Mike Cash	11	4,871
2 Help with Lens Problem ( 1 2) AutoEccentric	08-14-2010 10:24 PM by r0ckstarr	23	2,619
300mm FA* v. 400mm FA* pntxjack	08-14-2010 05:12 PM by pntxjack	10	2,668
Lense Testing: Aperture reliability/accuracy cps_goodbuy	08-14-2010 01:16 PM by Lowell Goudge	10	2,405
What do all the different lens classifications denote? Techno~	08-14-2010 09:44 AM by boriscleto	8	1,923
Something has gone wrong with the 77! barondla	08-14-2010 09:25 AM by wlachan	3	1,740
Pentax 60-250mm f/4 DA* ED (IF) SDM vs Sigma 70-200 f/2.8 with OS Derridale	08-14-2010 05:52 AM by Derridale	4	2,984
Nothing scientific: AF speed of Tamron 70-200mm f2.8 Di LD Macro Ben Hunt	08-14-2010 03:50 AM by guillermovilas	6	2,858
How to stiffen mf focus ring on fa ltd and da ltd primes? QuixoticTonic	08-13-2010 09:52 PM by wlachan	4	1,684
retro-fitting new lenses to old cameras jonhock	08-13-2010 09:19 PM by jonhock	11	2,273
Pentax A 15mm Fisheye? KxBlaze	08-13-2010 08:20 PM by Wheatfield	7	2,511
LBA hypotheticals... icywarm	08-13-2010 06:41 PM by Clinton	5	1,365
Tokina 80-200mm ManhattanProject	08-13-2010 06:24 PM by FotoPete	3	1,714
1 Crop Factor and Macro Ratio ( 1 2 3 ... Last Page) GregK8	08-13-2010 12:49 PM by Marc Sabatella	45	7,749
1 Must get LBA under control boriscleto	08-13-2010 12:04 PM by Marc Sabatella	10	1,749
Best Portrait Lens? Hannican	08-13-2010 11:14 AM by Adam	1	3,741
1 Samyang lenses ( 1 2 3) Laurentiu Cristofor	08-13-2010 09:01 AM by stevebrot	38	11,029
Concert Lens help jgmankos	08-13-2010 08:27 AM by jgmankos	9	1,805
Sigma 28-300mm DG: My Humble Experiences (Numerous Images) Nowhere Matt	08-13-2010 06:22 AM by Nowhere Matt	4	2,619
Manual lenses chucuyuco	08-13-2010 05:05 AM by dude163	12	2,223
1 Removing fungus from Pentax F 70-210mm front glass? radomir	08-13-2010 04:11 AM by radomir	5	3,699
Vivitar 75-205mm f3.8 1 touch zoom lens Aperture blades cleaning Take-5-JB	08-12-2010 08:53 PM by Take-5-JB	6	3,618