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johnriley

Joined: 19th March 2002

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johnriley
Bill, known here as thingsthatihaveseen, came to ADAPS tonight and gave a thoroughly entertaining and inspiring presentation. Super stuff and universally everyone had a great time. So thanks again Bill, and here's a picture showing the enthusiasm of all concerned:
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Comment by johnriley posted on Bill Ward wows ADAPS at 26/01/2018 - 00:13

johnriley
Best thing then is to put in a report to IT. Click on the report a problem tab at the bottom of the page. Please put specific details of the glitch so they can look into it for you.

Comment by johnriley posted on Website glitches at 25/01/2018 - 23:35

johnriley
Perhaps you could check out what DVDs are around Gwyn. Quite a few of our box sets originate in the Netherlands, in English but with optional subtitles in Dutch.

Although I'm not sure why I'm furthering the merits of any TV material, we'd really rather be out shooting pictures.

Comment by johnriley posted on Another pointless thread at 25/01/2018 - 09:40

johnriley
We watch very little live TV, mostly dipping into Netflix or boxed sets of Classic TV. Current offerings are otherwise pretty dire.

Comment by johnriley posted on Another pointless thread at 24/01/2018 - 22:21

johnriley
Yes, there would be some light loss.

Comment by johnriley posted on Pentax's Position in DSLR sales at 24/01/2018 - 18:23

johnriley
A sort of hybrid, but it is based on the SLR principle. The difference is no mirror movement is needed, but of course any dust on the pellicle mirror will show up on images.

Comment by johnriley posted on Pentax's Position in DSLR sales at 24/01/2018 - 16:32

johnriley
Quite sad that only three companies still make DSLRs, although it may be more than three as sometimes low cost bodies are made by people we don't expect. I have a feeling Cosina made some Nikon bodies. Still, the point holds. There are only three, unless we count the fixed mirror Sony models?

Comment by johnriley posted on Pentax's Position in DSLR sales at 24/01/2018 - 09:30

johnriley
Very interesting as far as it goes. The sales looked at were 50% of Japanese sales, so the worldwide picture may be very different. In any event, the DSLR continues to sell despite major inroads my the mirrorless manufacturers. I'm not sure it matters where it will end up, we have no control over that, but the cameras we use should be around for longer than many of us will need them.

Comment by johnriley posted on Pentax's Position in DSLR sales at 23/01/2018 - 23:49

johnriley
Joking aside, just worth mentioning that when we respond to a spam post it effectively hides that post as the new one becomes the most recent in the thread. The reply also generates a notification to the spammers, which encourages them that they are being responded to.

Please try to avoid the temptation of replying and sooner or later the spammer will be neatly swept away........

Comment by johnriley posted on DIY Ring Light Adapter for reversed lens at 22/01/2018 - 15:29

johnriley
Don't use a filter for the sake of it, there's no point in adding more glass in front of your lens unless there is a purpose in mind.

Almost all filter effects can be done in Photoshop, but with film obviously we need to use something physical to get the desired resuts. So, with black and white film blue skies tend to look bland and adding a yellow, orange or red filter gives darker blues and more dramatic cloud formations. With colour film you might want to reduce the blue in mountain scenes, so a UV or Skylight filter will do that. If you want to warm the image then an 81A is a good place to start.

Now polarisers are unique in that they affect the polarisation of incoming light, something that can't be added in Photoshop. They will darken blue skies, intensify colours and reduce reflections from water, but it will depend on the light at the time. They are potentially useful, not essential by any means, but don't use one permanently as you will also lose 2.5 stops or so of light and that will mean slower shutter speeds and more danger of camera shake.

There are plenty of books and YouTube videos about filters, and some research would be a good idea before deciding what to buy.

Comment by johnriley posted on Super taumar polarising filter at 21/01/2018 - 10:15

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