Exhibition Etiquette

Started by texhorse, September 03, 2013, 10:30:22 AM

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ScottyStitch

Quote from: Dorsetmike on September 03, 2013, 01:30:51 PM

The shorter the focal length the greater the depth of field,


So it's not the aperture that determines depth of field?

zwilnik

Quote from: silly moo on September 03, 2013, 02:17:44 PM
Changing the subject from photography, I hope the punters will wash, and wear deodorant as I believe this is a problem at some shows. The weather is expected to be hot over the weekend.

Perhaps I should bring a clothes peg just in case   :D

You'll be in a relatively hot and crowded hall that people have driven a long way to get to after washing and spraying on deodorant. Normal levels of human smell will therefore exist and I'd recommend a clothes peg.

PostModN66

I'm flattered and slightly amazed when anyone wants to take a photo of my layout, I would never say no or be offended if someone didn't ask permission.  But I do like at least a token amount of conversation - it's great when someone talks to you rather than just silently snaps then walks away - and it works the other way when I am a punter at an exhibition!

Cheers    Jon   :)

"We must conduct research and then accept the results. If they don't stand up to experimentation, Buddha's own words must be rejected." ― Dalai Lama XIV

My Postmodern Image Layouts

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Izzy

Quote from: ScottyStitch on September 03, 2013, 03:11:44 PM
Quote from: Dorsetmike on September 03, 2013, 01:30:51 PM

The shorter the focal length the greater the depth of field,


So it's not the aperture that determines depth of field?

It does, but only within any particular focal length. It has always been the case that DOF is relative to not only focal length, but the size of the (film/sensor) format used. In past film days this wasn't quite as clear or obvious as it is now in the digital age where the difference in the size of the sensors is more.

Generally speaking, a small digital compact camera with the smallest normal sensor size can produce at maximum/wide open aperture setting, a greater DOF than any DSLR can produce even at a minimum aperture setting, say f22/32/45. It is generally why they have few aperture settings but shots can appear more 'in focus', even at much slower shutter speeds.

Izzy


d-a-n

Quote from: Izzy on September 03, 2013, 04:18:14 PMIt does, but only within any particular focal length. It has always been the case that DOF is relative to not only focal length, but the size of the (film/sensor) format used. In past film days this wasn't quite as clear or obvious as it is now in the digital age where the difference in the size of the sensors is more.

Generally speaking, a small digital compact camera with the smallest normal sensor size can produce at maximum/wide open aperture setting, a greater DOF than any DSLR can produce even at a minimum aperture setting, say f22/32/45. It is generally why they have few aperture settings but shots can appear more 'in focus', even at much slower shutter speeds.

Izzy

Well explained - I was all ready to jump in then!

I am a photographer by trade. Some enthusiasts with cameras annoy me and give all camera users a bad name - their manners are appalling and if I were to act in their manner, I doubt I'd be able to work in the North West again! I think we all remember the discourteous ones, especially if they have a tripodded, gripped-up DSLR with massive 70-200 hanging off the front. I wouldn't go so far as to poke fun at this as it may be their best tool for the job, they are only after image quality; I'd only hope they'd be courteous enough to ask the layout owner permission and be mindful of those around them.

When I was a kid, I remember people who used to smoke at toy fairs and it always gave me a headache. I'm glad those days are behind us now!

I think the biggest courtesy on the day is to arrive washed, wearing deodorant and clean clothes while leaving the huge backpacks in the car.


Pengi

Quote from: Dorsetmike on September 03, 2013, 01:30:51 PM

. . . I am not aware of any bridge or compact cameras with the same size sensor as a DSLR.

The Sony RX1 has a full-frame sensor, a fixed 35mm f2 lens and a price tag of £2500  :o

I have found that exhibitors are only too happy to help if you ask permission to take a picture. They have stopped the trains at places on the layout that I have identified and also run some of their stock specially :) I wish the train drivers on the Big Railway were allowed to do the same  :laugh:
Just one Pendolino, give it to me, a beautiful train, from Italy

Malc

Quote from: Pengi on September 03, 2013, 06:17:03 PM
Quote from: Dorsetmike on September 03, 2013, 01:30:51 PM

. . . I am not aware of any bridge or compact cameras with the same size sensor as a DSLR.

The Sony RX1 has a full-frame sensor, a fixed 35mm f2 lens and a price tag of £2500  :o

I have found that exhibitors are only too happy to help if you ask permission to take a picture. They have stopped the trains at places on the layout that I have identified and also run some of their stock specially :) I wish the train drivers on the Big Railway were allowed to do the same  :laugh:
Now be truthful Jane, have you actually asked them? :D
The years have been good to me, it was the weekends that did the damage.

Agrippa

I'm like Bruce Willis, assuming no notices to the contrary I shoot first.

In similar vein, photography is not permitted in St Paul's or Westminster Abbey,
but is allowed in Canterbury Cathedral. I visited these places within 2 -3 days
last year and only took pix at Canterbury. To do otherwise  would just be boorish.
Nothing is certain but death and taxes -Benjamin Franklin

Dorsetmike

One annoying thing is the jobsworths are quick enough to jump on anybody using a DSLR or Film SLR, yet completely ignore the phone snappers.

The excuses that get trotted out for clobbering photographers is that they could be terrorists planning an operation, fer pities sake why do they need to take photos, just fire up Google street view.
Cheers MIKE
[smg id=6583]


How many roads must a man walk down ... ... ... ... ... before he knows he's lost!

Pengi

Quote from: Malc on September 03, 2013, 06:34:52 PM
Now be truthful Jane, have you actually asked them? :D

Sort of .

p.s. The post makes references to the state of Wokinghan station and I am pleased that the upgrade is coming on a treat  :claphappy:
Just one Pendolino, give it to me, a beautiful train, from Italy

Sprintex

#25
Quote from: Pengi on September 03, 2013, 06:17:03 PM
I have found that exhibitors are only too happy to help if you ask permission to take a picture. They have stopped the trains at places on the layout that I have identified and also run some of their stock specially :)

Was at an exhibition a few years ago (can't remember where?) viewing Bevois Park & St. Denys when we remarked on a perfect 3-door Sierra Cosworth on the layout. The operator explained how he'd made it out of a Wiking Sierra XR4i, of which there was also a detailed example in white on the layout, then offered to stage an impromptu "car meet" of the two Sierras so we could take photos :thumbsup:


Paul

Adam1701D

The good news for traders is that the weather is going to be a lot cooler and wetter this year. :D

Certainly it will be more comfortable than DEMU, where we were wilting (and also had to compete with the Wimbledon Mens' Final).
Best Regards,
Adam Warr
Peterborough, UK

silly moo

Good news to me as well. I land on Thursday in London to a predicted 30 degrees! I'm one of the few people living in Africa who doesn't enjoy the heat. I'm relieved the temperatures will be a bit more moderate for the show.

Mr Sprue

Quote from: silly moo on September 04, 2013, 08:17:48 AM
Good news to me as well. I land on Thursday in London to a predicted 30 degrees! I'm one of the few people living in Africa who doesn't enjoy the heat. I'm relieved the temperatures will be a bit more moderate for the show.

Ah a visitor to endorse the International part in the title of TINGS!  ::) :)

Newportnobby

Ah well - at least that means I can take the poisoned tip brolly to (a) keep the rain off when queuing to get in and (b) to take action against obnoxious sorts >:D

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