An optical coating is one or more thin layers of material deposited on an optical component such as a lens or mirror, which alters the way in which the optic reflects and transmits light.
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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 ...
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316 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?
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What is Coating?
I see the word "Coating" in different questions (related to lenses and filters). What is Coating, Multi-Coating, and Nano-Coating?
Update:
For Coating Definition see Matt's answer
For ...
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152 views
What are the benefits of a multi-coated CP filter over a regular CP filter?
I would like to purchase CP filters for at least 2 of my lenses. I can go with either the lower cost regular CP filter or the HMC Multi-Coated CP filter.
THe multi-coated filter is almost double the ...
4
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1answer
365 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. ...
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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 ...
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What are the real-life benefits of B+W's MRC?
My 24-105L is in the mail, and I'm looking for a filter to protect the front element. I've decided to go with B+W since they seem to have the best quality to match my L lens.
I've narrowed it down to ...
