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Re: [OM] Square Hoods (was: New toy on the way)

Subject: Re: [OM] Square Hoods (was: New toy on the way)
From: Moose <olymoose@xxxxxxxxx>
Date: Fri, 26 Dec 2014 13:49:21 -0800
On 12/26/2014 7:41 AM, Chris Trask wrote:
  ...  Not too keen on the tulip types due to the corner gaps.

They should give the same coverage as an eq. rectangular hood. Relatively 
simple 3D geometry.

The round ones all tend to be too shallow so as to avoid vignetting, and none 
that I've seen have the desireable anti-glare stepping  Searching broader on 
evilBay I came across this item:

<http://www.ebay.com/itm/Brand-New-Black-Plastic-Modular-Lens-Hood-for-Cokin-A-Series-/151413800227>

Notice that it's square, not rectangular. Then there's the question of distance from front lens node, which isn't always going to be correct.

Wrecked Tangles* Moose

* With fond thanks to Cookie Monster.

--
What if the Hokey Pokey *IS* what it's all about?
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