Questions tagged [pentax]

Pentax is a Japanese camera company which produces compact digital cameras, and APS-C and medium-format digital SLRs.

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Do I really need a fast 50mm lens?

Everyone I speak to says that a 50mm lens is the best and beats them all as an all-rounder. I was wondering whether to get myself a decent, fast 50mm as well. However I'm still not 100% sure whether I ...
Tomasz Błachowicz's user avatar
34 votes
5 answers
6k views

What do Pentax and Sigma DSLRs offer that differs from Canon and Nikon?

We have a question and answers outlining the significant differences between the "big two" DSLR brands. I'm interested in the other DSLR makers, and how the cameras they make compare in terms of ...
mattdm's user avatar
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32 votes
1 answer
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What are the differences between E-TTL, i-TTL, and P-TTL?

Canon, Nikon and Pentax each have their own TTL flash metering systems, respectively E-TTL, i-TTL, and P-TTL. They all use a weak preflash that is metered and used to calculate flash power level ...
Imre's user avatar
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21 votes
4 answers
18k views

Why do some professional cameras have dual memory card slots?

I have noticed that some cameras such as the Nikon D300s, Canon EOS 1D Mark IV, or Pentax 645D have dual memory card slots. What is the purpose of having multiple memory card slots and why would you ...
dpollitt's user avatar
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20 votes
4 answers
16k views

Can I use old Pentax lenses on newer Pentax DSLRs?

Can I use old Pentax lenses from the film days on the newer Pentax DSLRs? Are there any caveats or exceptions? Are adapters or modifications needed?
Johannes Setiabudi's user avatar
17 votes
11 answers
41k views

Which prime lens for Pentax APS-C?

My girlfriend is buying a Pentax K-5 (I already have a Pentax DSLR so we thought it made sense for us to be able to share lenses), and she's not sure about which lens to get with it, so I've been ...
David Oliver's user avatar
17 votes
4 answers
22k views

What flash options are there for the Pentax system?

I am a relative newcomer to the photography world and am slowly building up a set of gear based around my Pentax K-x. Next on my list of priorities is a flash. As I have virtually no experience in ...
Sean's user avatar
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15 votes
3 answers
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Is a Pentax K1000 relevant today, and how can I get the best use of it?

I wanted to know what is the relevance of a pentax K 1000, a 35mm SLR in the present date. The one I have is almost 20 years old and I want to how can I make the most of it with respect to the film ...
Pratyush Shukla's user avatar
15 votes
5 answers
2k views

Do you have advice for buying my first lens after kit 18-55mm (sub-$300)?

I’m looking to buy my first lens beyond the kit 18-55mm for my Pentax K-x. As a student my budget limits me to around a sub $300 offering. I am new to photography, and so I have a hard time answering ...
Sean's user avatar
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14 votes
4 answers
4k views

Why have all negatives been exposed to one frame?

I recently shot a roll of kodak 200 (36 exposures) and got them developed on the high street and all 36 shots have been exposed onto one frame, shown on the attached image; all other 35 frames are ...
Jack Dodds's user avatar
14 votes
5 answers
6k views

How do I ensure good color reproduction when photographing paintings with a mid-level DSLR?

I'm a casual photographer with an APS-C camera (Pentax K-5) and a set of proper lenses. Someone asked me if I could photograph his oil paintings for a catalog. It's a low priority job to him, he just ...
Thomas Tempelmann's user avatar
13 votes
7 answers
1k views

Should I invest in a high-end body or better lenses?

I've got a good-old Pentax K100D body with a kit 18-55 and a couple of 50mm manual focus primes. I'm trying to get back into photography, but slow (and some times lack of) focusing does not give me ...
roman m's user avatar
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11 votes
2 answers
6k views

Is it worth using Pentax's Premium JPEG quality setting?

Similar: How do I choose which resolution (megapixel) and compression (normal, fine, superfine) to shoot in? The Pentax K-5 has a JPEG quality setting called "Premium", denoted by four stars, which ...
bwDraco's user avatar
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11 votes
3 answers
2k views

What Pentax macro lens do you recommend for outdoor activities?

I am a Pentax K20D owner, and now I'd like to buy my first macro lens. Candidates I consider are: Pentax-D FA 100 mm F2.8 Macro 365 g, 560 €. Pentax-D FA 100 mm F2.8 Macro WR weather-resistant, 340 ...
sastanin's user avatar
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10 votes
1 answer
349 views

Why is my Pentax LX engraved with the name of famous Japanese photographer Masaaki Nakagawa?

Any idea why my Pentax LX has a name of the famous deceased Japanese photographer Masaaki Nakagawa engraved on it? Is it some kind of limited edition?
Miłosz Szymczak's user avatar
9 votes
3 answers
2k views

Why is f-stop number 8 in orange on my lens?

I have an old Takumar SMC 28mm lens. On the aperture ring, the marker for f/8 is in orange. Is there any special reason for this? Is it just to mark the middle? Or is it just for style? https://www....
Scorb's user avatar
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9 votes
2 answers
2k views

Why must my Pentax ME Super be set to 125x when changing film?

In the instruction manual for the Pentax ME Super it says to set the shutter speed to 125x before unloading film and while reloading film. Is there a reason for this? I accidentally loaded film ...
Ben's user avatar
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9 votes
1 answer
3k views

What's the small white plastic dome on old Pentax lenses?

My old Pentax lenses have a small white dome between the aperture ring and the focus ring. See the photo below: The clear white dome calls to mind the larger white plastic domes used in light meters, ...
mattdm's user avatar
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9 votes
2 answers
3k views

Are there any radio flash triggers capable of P-TTL?

All the popular radio TTL flash triggers, like PocketWizard or RadioPopper, seem to be only available in Nikon and Canon flavors. Are there any models capable of transmitting Pentax P-TTL data?
Imre's user avatar
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9 votes
1 answer
370 views

Where can I find information on the Pentax Q lenses serial protocol?

I'm searching for detailed information on the Pentax Q lenses (any, but I'm especially interested in the 5-15mm-lens) serial protocol, which controls focus/zoom/aperture. So far I have found nothing ...
Echo88's user avatar
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8 votes
5 answers
3k views

Should my collection of older Pentax lenses be a deciding factor in my first DSLR purchase?

First post on here so I'll try and put a bit of background. I'm brand new to taking "proper" photographs and want to get started in landscape photography as a hobby after seeing some great pictures ...
KnutPunt's user avatar
8 votes
7 answers
9k views

What's the difference between P mode vs. Av or Tv?

According to the Pentax K50 and K10D manuals, in P mode, if I select aperture, then program will choose a corresponding shutter speed, and if I specify shutter speed, then camera will select a ...
kofemann's user avatar
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8 votes
5 answers
10k views

Is there a Canon equivalent of the Nikon D3100? If so, what is it?

I am looking to buy an Entry level DSLR, and had decided on Canon system due to lens availability with friends, and general popularity amongst my peer group here. I am planning on general photography,...
Abhinav's user avatar
  • 447
8 votes
2 answers
2k views

Halo in pictures taken with HDR

I have a Pentax K-S2 and whenever I use the A-HDR (advanced HDR) mode, the pictures come out with this strange halo around the edges of objects. Is this normal? .
Maria Ines Parnisari's user avatar
8 votes
3 answers
5k views

What extension tube options are there for the Pentax system?

From the reading I have done on extension tubes, I understand that some are just 'dumb' tubes while others have electronics that may allow for metering and autofocus to still work. Further, from this ...
Sean's user avatar
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8 votes
2 answers
941 views

Are the contacts on different extension tubes in Soligor Pentax AF set supposed to be different?

My extension tube set (Soligor for Pentax AF + P/KA) was not working correctly on my DSLR, so I checked the tubes, and found an interesting difference. It has three tubes (12mm, 20mm, 36mm). This is ...
asalamon74's user avatar
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7 votes
3 answers
717 views

Upgrade advice pentax to canon + which canon 50D/60D or 7D

So I have a Pentax K20D/18 - 250 tamron which was the unexpected result of a court case with a shop over broken K100 Super 2 years back. While I love the camera itself I've become frustrated with it's ...
toomanyairmiles's user avatar
7 votes
2 answers
18k views

What happens if I press the film rewind button early?

I have to press the film rewind button on the bottom of my Pentax ME Super in order to be able to rewind the film back into the canister when I'm done shooting a roll. If I accidentally press it ...
Norman Lee's user avatar
7 votes
2 answers
1k views

Pentax to Canon Adapter

My dad has an old Sears KS-2 + 50mm f/1.7, which from a bit of research seems to use a Pentax K-mount. I've looked around a bit and found a Pentax to Canon adapter, which says it supports af-...
chills42's user avatar
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7 votes
2 answers
3k views

Pentax P-TTL: Why and when does underexposure occur and what can I do?

Pentax's P-TTL flash metering system tends to be unreliable and may underexpose at times. When and why does the system underexpose and what can I do? I want to know the situations that cause flash ...
bwDraco's user avatar
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7 votes
2 answers
951 views

Does the older but still more expensive Pentax K-5 offer any advantages over the new K-30?

I was looking to buy a Pentax K-5 in the next couple of months. But with the announcement of the new K-30 im now currently questioning that decision. Is there any reason to go for the more expensive K-...
William Fleming's user avatar
7 votes
1 answer
2k views

How *Auto* Are Pentax Auto Extension Tubes?

While asking for extension tubes for a Pentax DSLR, Pentax replied: As requested, please find the following extension tubes available. Product 30535, auto extension tube set B Product 30551, life-...
Itai's user avatar
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7 votes
3 answers
3k views

How should I chose a manual focusing screen for my Pentax K10D?

I am considering buying a split focusing screen, replacing the original one. I would like to use some split/microprism screen to ease the focusing of the manual lenses. I own both kit lenses (18-55, ...
Hubidubi's user avatar
  • 173
7 votes
1 answer
222 views

Is a fixed length macro lens better at some tasks than a non-macro lens of the same focal length?

I'm considering getting a 35mm prime lens to augment my current lenses. I'm not looking for a zoom. I can get an f2.8 macro, now, or special order an f2 non-macro lens. Both are roughly the same ...
Elenesski's user avatar
  • 225
7 votes
1 answer
2k views

What are the differences between Pentax weather sealings - DA★, WR, AW?

Pentax has in current product line weather-sealed lenses with three different markings - DA★ on primes and fast zooms; WR on consumer zooms and 100mm macro; AW on some newer primes. What are the ...
Imre's user avatar
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6 votes
3 answers
7k views

Can I still use film after the film door accidentally opened?

I just loaded up my film camera (Pentax IQZoom EZY) then 2 minutes later the door popped open and I think I have ruined it. :( I attempted to wind it back up and closed the door again but since that I ...
aliyah ahmet's user avatar
6 votes
2 answers
1k views

What exactly are highlight and shadow correction on Pentax DSLRs?

My Pentax K-50 has features called "highlight correction" and "shadow correction". The manual makes the following claims about these features (on page 150): Expands the dynamic range and enables a ...
N. Virgo's user avatar
  • 1,536
6 votes
1 answer
1k views

How to avoid switching "modes" of 4-way controller on Pentax K-5?

I quite enjoy ergonomics and user interface of Pentax K-5, except this one thing that drives me nuts. I shoot almost exclusively using a selected focus point, and the arrow buttons have two "modes" -...
Imre's user avatar
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6 votes
1 answer
1k views

How can I use Pentax lenses on a Lumix FZ18?

I have 3 very nice old Telephoto lenses for an old Pentax K1000 that doesn't work good anymore, color is shot. So my wife has a new Panasonic Lumix FZ18 camera and we thought we would try to get the ...
jfreak53's user avatar
  • 163
5 votes
5 answers
7k views

Why am I getting poor AF results with my Pentax K10D?

I've been using Pentax K10D for a while and I'm a bit frustrated with performance of auto focus on that camera. Very often the images are not sharp enough despite taken in with decent lens (e.g. ...
Tomasz Błachowicz's user avatar
5 votes
3 answers
507 views

What type of filters should I get for high sunny conditions?

I'm planning a trip in Sri Lanka and Maldives Islands next month. In such sunny conditions, I would like to buy filters for a Pentax K20-D, to be able to take pictures of the sea, the beach, etc. (but ...
Stéphane Péchard's user avatar
5 votes
1 answer
1k views

Why can't I set my Pentax K-5 IIs to ISO 100?

I recently got a K-5 IIs, and found that it can't be adjusted to under ISO 200. Even with expanded ISO mode, 160 is the lowest possible value. Can anyone help me out?
Dio Seo's user avatar
  • 53
5 votes
3 answers
3k views

What's the difference between vertical and horizontal shutters?

I've always thought that shutters were composed of two vertical curtains that moved along the sensor in order to expose it (at least for most DSLRs). Recently I've bought a Pentax K1000 that ...
Andres's user avatar
  • 5,014
5 votes
3 answers
12k views

How to manually rewind film?

I am pretty new to the film camera game and have a Pentax Espio 115. I’m not used to all the terminology yet, so what I say may not be correct term. On my most recent film, my camera has stopped on ...
Rachel Smith's user avatar
5 votes
2 answers
2k views

Can I use aperture ring of Pentax FA lens in aperture priority mode?

I'm considering getting an FA Limited lens for my Pentax DSLR. The FA series has an aperture ring with an "A" setting for control by camera bodies that support it. Can I instead use the aperture ring ...
Hank's user avatar
  • 1,378
5 votes
2 answers
897 views

Why is it difficult to find camera color profiles?

I'm trying to understand color profiles by reading this answer, and it seems to me that it's very useful to have a color profile for all my devices (camera, computer screen, printer). Most raw ...
asalamon74's user avatar
  • 4,573
5 votes
2 answers
6k views

Is there an enhanced third-party firmware for Pentax SLR cameras?

I am wondering whether there is a kit for making software improvements to the Pentax K-x camera. What I'm after is something akin to the CHDK, which is a firmware enhancement for many Canon point-and-...
Andrew Matthews's user avatar
5 votes
1 answer
1k views

Pentax K-30 + Metz 52 AF 1 as off-camera slave

I recently bought external flash Metz 52 AF 1 and I have Pentax K-30 camera. Wireless mode works fine, however i expected it will be possible to use ONLY Metz flash without built-in pentax flash - ...
Martin V.'s user avatar
  • 153
4 votes
5 answers
785 views

Small haul of Pentax gear, what have I got here?

Following up on my previous post, I have inherited a collection of Pentax gear from my dad but am not really sure exactly what I've got - I doubt any of it is very exciting but is it worth following ...
John U's user avatar
  • 195
4 votes
4 answers
563 views

Does being a Macro lens but on a shorter focal length affect taking a tight portrait photo?

I want to do some beauty portraits. Some of my shots will be from waist up, some of them will be tighter. For example just the face and nothing else in the frame OR a little going back to get the ...
Brandon's user avatar
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