Allan Olesen

Allan Olesen

Joined on Jul 14, 2012

Allan Olesen's recent activity

  • Replied in Confused
    Roland Karlsson wrote: bobn2 wrote:The angle of the light cone focussed to a point in the focal plane depends only on the f-number of the lens, not the distance of the exit pupil. But - to be...
  • Replied in Confused
    Roland Karlsson wrote: Allan Olesen wrote: You still seem to be thinking about objects which are in focus. But we are talking OOF objects here. No - I am not thinking about objects at all. I am...
  • Replied in Confused
    Roland Karlsson wrote: Allan Olesen wrote: Roland Karlsson wrote: Allan Olesen wrote: Roland Karlsson wrote: One thing is sure though. The T-stop you get when focussing the lens on infinity has...
  • Replied in Confused
    Roland Karlsson wrote: Allan Olesen wrote: Roland Karlsson wrote: One thing is sure though. The T-stop you get when focussing the lens on infinity has very little to do with the bokeh you get...
  • Replied in Confused
    Roland Karlsson wrote: One thing is sure though. The T-stop you get when focussing the lens on infinity has very little to do with the bokeh you get when focussing at something nearby. Why? Do...
  • Michel J wrote: Allan Olesen wrote: heliguy wrote: I cracked 2 uv filters last year, both Times they saved the front element from damage. So I really don't care @ the iq debate...... I will ask...
  • bruxi wrote: If the DP Review writer stated that "the photo get overexposed because the metering tries to make the bright moon 18% grey" that is of course incorrect. But, this is not what the OP...
  • dsjtecserv wrote: Allan Olesen wrote: Pantyhose Bandit wrote: DP Review is correct - a bright white subject will burn out against a black background as the camera tries to make it all mid...
  • heliguy wrote: I cracked 2 uv filters last year, both Times they saved the front element from damage. So I really don't care @ the iq debate...... I will ask the same question to you as I did...
  • tcg550 wrote: Lobalobo wrote: Pantyhose Bandit wrote: That just seems very nitpicky. It's not "nitpicky" because in a snow or beach scene, where the sensor is filled with what is truly white,...
  • darklamp wrote: The very sharp corner cutout in the petal is not the optimal shape if you want to block as much as possible of the light outside the scene without blocking anything in the...
  • Larry Witt wrote: I really don't like the massive bayonet lens hoods on my Canon 24-70 and 70-200"L" lens. Both are 77mm. A long hood with large diameter will be more effective than a short hood...
  • Pantyhose Bandit wrote: DP Review is correct - a bright white subject will burn out against a black background as the camera tries to make it all mid grey. That was not what DP Review stated. They...
  • Ed at Ridersite wrote: Allan Olesen wrote: William Curtindale wrote: Oh, yes I have had an occasion where the filter has saved the front lens element. How do you know? Did you afterwards remove...
  • William Curtindale wrote: Oh, yes I have had an occasion where the filter has saved the front lens element. How do you know? Did you afterwards remove the filter to repeat the accident without a...
  • Lobalobo wrote: In an article on the upcoming lunar eclipse, DPReview explains why a photo of a lit moon at night will overexpose the moon's features: The moon is very bright, even during an...
  • Camley wrote: So full frame has come to mean a 35 mm sized sensor. Does it really Matter as long as we all know what it means? Apparently it matters to some M43 users. I have never seen anyone...
  • sybersitizen wrote: Iliah Borg wrote: sybersitizen wrote: dNick33 wrote: I've often wondered why they need to be different... I'd have thought that the format could be standardized... Never...
  • Honza Vojtek wrote: Exactly! Cameras do not shoot 125 pictures per second. And I need two photos taken VERY shortly after each other – to be able to freemask action shots... Then you could ask...
  • Paul B Jones wrote: ... words can mean anything you want. Dog can mean Alarm Clock. Noise can mean Green. Pizza can mean Thermal Underwear. Actually, in any man's world, pizza can mean thermal...
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