Questions tagged [lens-coatings]

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3answers
87 views

Damaged coating tamron 18-200mm?

I just bought a secondhand 18-200 tamron lens but I can't seem to get a fully sharp picture. I know my settings and the picture is "smudged" blurry and seems to have some color artifacts on one side ...
2
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2answers
496 views

What is the best way to clean internal lens elements?

I've purchased old nikon ais lens on ebay. It was really cheap. Turns out it has some fungus growing inside. No worries, I take apart and clean. I used rubbing alcohol, 98% solution to clean it. Turns ...
1
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1answer
232 views

Which lens coatings reduce internal reflection?

I've used the Pentax Super Takumar 50 f1.4 and love the lens but notices that in certain lightning situations I get a yellow blur in the shape of the a lens blade. Using my hand I can sometimes stop ...
7
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5answers
7k views

What happens if anti-reflective coating is fully ruined or removed from lens' most outer surface?

Anti-reflective coating is sensitive to fingertips and extra care is needed when cleaning camera lens. I've heard a couple of stories where a camera owner used some organic solvents and ended up ...
0
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1answer
3k views

How to remove scratches from LG mobile camera lens (with coating)?

I recently bought a used LG G2 (T-mobile) from market and later on noticed that it does not takes the photos with expected quality. Sample Photos (I see a visible difference when I see through ...
0
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1answer
241 views

UV Filter Coating

I am using a Hoya UV Filter which the coating is inside the filter, not outside. I have today noticed that there is a small failure in the coating which is very small but annoying. My question is, ...
5
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2answers
11k views

Can lens coating be reapplied?

If the lens coating is torn or worn of by extended use, is it possible to reapply it? I don't mean a do it yourself repair, but rather a repair performed by the manufacturer. It also may very well not ...
3
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2answers
2k views

What coatings do mobile camera lenses have?

I have been using iPhone's camera since a long time and I have always wondered, what coatings or filters do mobile cams have in place (if the have any). The reason I ask is sometimes my iPhone is able ...
3
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1answer
469 views

What are the difference in multi coatings of old lens like m42 lens and modern lens like canon EF-S?

I have some old m42 prime lens like Pentacon Multi-Coated f/2.8 135mm, and modern lens Canon EF-S 18-55 mm and Sigma 70-300 mm. How much is the difference in the multi-coatings of old and modern ...
1
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1answer
3k views

What is Canon's Super Spectra Coating?

In the Canon EF 25-105mm f/4 L USM IS lens specs, it says that the lens coating is "Super Spectra Coating". What is the Super Spectra Coating and how it differs from other types of coating?
6
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2answers
1k views

Lenses and Filters: what do the terms Coating, Multi-Coating and Nano-Coating mean?

I see the word "Coating" in different questions (related to lenses and filters). What are Coating, Multi-Coating, and Nano-Coating?
5
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2answers
2k views

Is Fujifilm's “Super EBC” a modern nanocoating?

In the Luminous Landscape review of the Fuji X-Pro1, Nick Devlin notes: ... how else could one read the “Super EBC” labelling on the lens other than as a nod to the company’s [Range Finder] past. ...
27
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5answers
15k views

What does a 'nano crystal coat' do on this lens?

The Nikkor 85mm f/1.4G AF-S has a 'Nano Crystal Coat'...what is that and why is it on most of their most expensive lenses? Obviously its a coating and some links seem to indicate it may increase ...