Can too-tight lens hoods become accidental apertures?
There is frequently the suggestion to use tighter lens hoods than specified for some lenses when they are used with smaller sensors than they are designed for. The idea is that the vignetting...
View ArticleAre there any lens hoods with zoom-moveable petals?
On a wide angle lens hood petals should be open wide enough not to obscure field of view; on a telephoto lens narrow petals would block sun better if shooting close to the sun. I imagine it would be...
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