Questions tagged “lens problems”

Ask the Unique Photo creator community — gear, technique, post-processing and more.

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242

Canon EF 24-105mm f/4L IS II is very blurry wide open—defective or normal?

canondecenteringsharpnesslens-problems24-105mm

balpha

1y ago

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votes

2

answers

169

Sigma 17-70mm f/2.8-4 shows unstable stabilization, glitches, and AF issues on some Nikon bodies

sigmanikonautofocusimage-stabilizationlens-problems

Photography Stack Exchange contributor

3y ago

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2

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181

Why are my student's photos blurry around the edges at 55mm with a Canon 18-55mm lens?

kit-lenscanonsharpnesslens-problemsimage-quality

Photography Stack Exchange contributor

4y ago

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2

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287

What causes circular rings to appear in some photos, and how can I stop them?

lens-flarefilterstroubleshootinglens-problemsuv-filter

Photography Stack Exchange contributor

8y ago

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2

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215

Why does my Nikon focus confirmation dot say manual focus is correct when the photos are still blurry?

live-viewfocus-confirmationnikon-dslrlens-problemsmanual-focus

Photography Stack Exchange contributor

9y ago

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2

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163

Is loud, abrupt autofocus on a used Sigma 10-20mm f/3.5 HSM normal or a defect?

sigmaautofocuscanon-ef-slens-problemsused-gear

Photography Stack Exchange contributor

9y ago

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2

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160

Why does my focus plane look diagonal in sports photos?

sigmadepth-of-fieldsports-photographylens-problemsfocus

Photography Stack Exchange contributor

10y ago

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2

answers

155

Is a rattling sound normal on a Sigma 18-35mm f/1.8 when shaken?

sigmalenseslens-problemsaps-cused-gear

Photography Stack Exchange contributor

11y ago

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2

answers

179

Why does my Nikon D90 overexpose at every f-stop with a Nikon 35mm f/2D lens?

nikonaperturenikon-d90nikon-f-mountlens-problems

Photography Stack Exchange contributor

11y ago

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2

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208

Why is my telephoto zoom sharp in the center but very blurry at the edges?

telephoto-zoomcanonrepairsharpnesslens-problems

Photography Stack Exchange contributor

12y ago

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2

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215

Why does my Nikkor 300mm AF-S make a motor noise and stop autofocus until I switch M/A?

nikond5100autofocustelephoto-lenslens-problems

Photography Stack Exchange contributor

12y ago

0

votes

2

answers

125

Nikon 18-55mm won't autofocus for stills, but focuses in video mode and makes noise

nikonautofocuscamera-repairlens-problemsvideo-mode

Photography Stack Exchange contributor

13y ago

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2

answers

137

Pentax DA L 55-300mm is very soft at 300mm — faulty lens or user error?

telephoto-zoomsharpnesstroubleshootinglens-problemspentax

Photography Stack Exchange contributor

14y ago

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2

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223

Nikon 70-300mm f/4.5-5.6 VR makes grinding noise and shakes at 135–200mm

nikontelephoto-zoomvrlens-problemsused-gear

Photography Stack Exchange contributor

14y ago

0

votes

2

answers

171

Why does autofocus occasionally stop working until I power-cycle the camera?

sigmaautofocusnikon-d90troubleshootinglens-problems

Photography Stack Exchange contributor

15y ago

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2

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195

What causes Canon DSLR 'Err 99' with one specific lens, and what can I try before service?

canondslrtroubleshootinglens-problemserr99

Photography Stack Exchange contributor

16y ago