Lens Design Part 4!
column
lens
![](http://vintageshopjapan.com/wp-content/uploads/2022/11/10-1.jpg)
at first
I’m sorry
Because we can’t speak english
I am using DeepL translate, so it may be a strange sentence,
but I would like you to understand
Thank you
In this issue.
I wrote earlier about the vintage lenses in the
In the focus ring design series
I have made some new discoveries, which I will share
with you in this column.
As always.
I will comparison using two lenses sell by our company Vintage Shop Japan.
Canon FD 135mm f/2.5 S.C.
![](http://vintageshopjapan.com/jp/wp-content/uploads/2022/11/1-8-540x360.jpg)
Canon’s focusing ring design is
The base is square and the four sides are
The design is triangular toward the top.
![](http://vintageshopjapan.com/jp/wp-content/uploads/2022/11/2-14-540x360.jpg)
![](http://vintageshopjapan.com/jp/wp-content/uploads/2022/11/3-7-292x300.jpg)
Minolta New MD ZOOM 35-70mm f/3.5
![](http://vintageshopjapan.com/jp/wp-content/uploads/2022/11/6-472x360.jpg)
I’ve written about Minolta’s focus ring design in a previous column.
I wrote about it in my column.
This time, I would like to introduce a different lens.
Minolta’s Pinto lens design is also
Like Canon’s, it has a
The base is square and the four sides are
triangular toward the top.
![](http://vintageshopjapan.com/jp/wp-content/uploads/2022/11/7-1-548x360.jpg)
![](http://vintageshopjapan.com/jp/wp-content/uploads/2022/11/8-262x360.jpg)
Both Canon and Minolta.
I thought they had the same design, and when I took a closer look
I found a difference!
There was a difference in the length of the top apex.
The difference was as shown in the following image.
![](http://vintageshopjapan.com/wp-content/uploads/2022/11/e-1.png)
You have to look closely to
I was able to discover the difference.
It may just be self-satisfaction.
I have learned that there are many different designs
for the focusing ring
The differences in design from one manufacturer to another.
If I can discover more, I would like to write a column about them.
In addition to the products mentioned above, we also sell
vintage cameras and lenses.
Please visit the following URL.
Cameras & Lenses
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Acoustics and others
Vintage Shop Japan Inc. Official Website
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Writer Takashi Okumura