Reading up about this on the Alliance website and other places. Are people excited about this beyond the normal PR spin? Currently the alliance is only a group of (3) leading manufactures, any rumors

Hello everyone, I am willing to buy a set of Cooke Panchro S2/S3 (18, 25, 32, 40, 50, 75, 100) for € 35.000,00. They wore rehouse since 2 year by P+S. I have two questions about it: - Is it the right

Are they good? Reliable? Do they handle hard work? Does the investment worth it? Best, Yuri Salvador yurisalvador.com

I just would like to share an observation that presently my viewpoint on lenses in cinema is radically changing. I have never been a fan of pixel peeping when it comes to lenses and frankly thought it

Hi CML im starting to look into purchasing some true Cine lenses. Budget will be a big part. Thinking either the Canon Cine primes Or Zeis CP3’s. Any thoughts or experience with these lenses? Has anyo

I apologize if this is the wrong category, but an f-stop value is written usually as f/number because it is a ratio between focal length and aperture diameter — so is it wrong to express a T-stop valu

Hi, I was just wondering if anyone has used 4.5" Diopters with Ultra Primes? Does it cause any vignetting? Thanks so much! -E.M.

I’ve said many times that the issue of DAF or Autofocus is one that camera & lens manufacturers mostly don’t pay enough attention to. The changes in DoF, rehearsal time and more, mean that focus has b

I believe I am posting this in the right list as it deals with optics. I saw this news posted by Jon Fauer on the Film and Digital Times blog, as well as a link to the Tribe7 website he included. Curi

Mark wrote: “… virtually ever lens manufacturer has just come out with new full-frame lenses, and all of them have been designed around conventional PL flange parameters. So it's likely going to be ma

OK so my eyesight isn't what it used to be esp in the dark.....can anyone recommend a good fluorescent paint to mark my lenses as THAT would be really helpful.....just to do simple lines and dots wher

Has it been THAT Long since I worked with David on it?! A LOT of information in it is still completely valid. Somethings never change and if you think they do, just wait … and you’ll be ready when it

I'm starting a series of online explanations of the things I get asked the most about and that seem to be the hardest for people to get but which are really very simple. https://cmltests.net/Lessons/L

“not to denigrate the value of the Samuelson manual, but one should note that there hasn’t been a revision in 20 years! Thomas Burstyn, CSC, NZCS “ ^^^ Well, yes. Several years ago, I was asked by Dav

Chromatic aberration comparison: https://www.provideocoalition.com/chromatic-aberration-hard-edges-hue-shifts-and-storytelling/ Art Adams Cinema Lens Specialist ARRI Inc. 600 North Victory Blvd Burban

I’m glad to hear these were helpful. This subject is fascinating, and nearly endless. I have a lot to learn, and I plan on passing it all along. Art Adams Cinema Lens Specialist ARRI Inc. 600 North Vi

Comparisons between Ultra Primes, Master Anamorphics, and Signature Primes: https://www.provideocoalition.com/lens-dynamic-range-coatings-contrast-and-color/ https://www.provideocoalition.com/three-le

If you've looked at our Brilliant Macro Attachment lenses but have been put off by the price, you might look again. We've just reduced the price from $2,100 to $1,500 each. Even one of these (start wi

Hi all, I was looking for a 5 point star filter. (2mm) of anybody has a lead on one of these it would be much appreciated Phil Byrd 1st AC Oklahoma City, OK

I'm looking for a 82 or maybe 95 or 105mm adapter to fit a circular filter into a 4X4 or 4X5.65 filter holder. I'm completely unreasonable in expecting such an adapter to not cost 3X a good ND filter.