Yoshizen's Blog

In Comparison — (D850/Z7/A7R)

Strangely it may sound though all those photos were taken on the same settings = AV, ISO 100, Shadow and -2 comp.  But the lens of top photo was Nikon mount Zeiss 18 mm F3,5 (at 5.6) on D850 and the photos below, the Left were Pentax 110 Auto 24 mm F2.8, the Right were So-called Omunifocus Fun lens about 28 mm F13.  The timings were as marked.  (despite the same Shadow setting, why the sky on this picture was not so orange was = that they changed the color so quick.)

And those photos were by a Nikon Z7 camera.  Left was Pentax 110 lens, Right was Fun lens.  See within 2 minutes, how quickly the sky changes.   By the way, camera was not stationed on a tripod but hand-held —— while changing the camera and the lenses, time fly.  (In comparison, Z7 can give clearer and clean image than A7R)

Those photos were by the Sony A7R camera.  Again Left was Pentax 110 lens, Right was Fun lens.  Note, in here right photo was the earliest photo among all those photos.  (seemingly, A7R gave the most orange shifted color) 

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Rather Blured image

Ultimately, on the photography, it is irrelevant to know the name of the camera.  Since, the matter is its end result = image.  (Yet still, if you want to know, those photos here were taken by the Kodak Vest Pocket Camera lens on the Sony A7R body.) 

(Incidentally, do you noticed that the guys behind the gate of the Downing street holding a machine-gun.) —– now you must be convinced, that they looks like holding one, —– don’t they ?   In deed they really looks like so.  (you know it’s all in your mind —– you are only seeing my dubious picture)   😀

So, we are seeing what we want to see.

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To the Center (Shot by Vest Pocket Lens)

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There was even a single grain of rice left to eat. = Noway else, I had to go to the center for shopping —– with Vest Pocket Lens on the A7R.

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Vest-Center(2B)

Vest-Center(3) Oct'1-001

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Vest-Center(4)- Oct'-002

Vest-Center(3B)- Oct'-006

Vest-Center(5)- Oct'-005

Vest-Center(6)- Oct'-004

Vest-Center(7)- Oct'-003

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Other than a Moon shot, Vest Pocket Lens is not too bad (for general use.)   (May be better than phone-camera —– if we disregard the thousand pounds cost of camera body)   😀

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Short Walk (A)

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In deed, I haven’t have done a photo-walk a while. —– without a reason = IS a problem = just getting lazy.   So, bashing myself and went out with a camera and two lenses. (still, all in one pocket = that’s a beauty of the small homemade lenses. = Helicoid (A) and (B) lenses with Sony A7R)

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You may wonder what was a point to have those two lenses.   Ha ha ha, you are right.  Both of them are equally fuzzy lenses.  The differences were, —– if the fuzzy surrounding has Coma bokeh, it was the (A) lens.  And if it was with Astigmatism bokeh, it was the (B) lens.   Both for the sake of painterly effect which I like very much.

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Lens Comparison (2)

Z-18mmThis photo — by the Zeiss 18mm F3.5 on Nikon D850 / ISO 800, 250th Sec —– (All the photos in this post were cropped only in its hight, and the width were kept as its original to show the relative angle of view of each lens —– for example, after the widest 18mm, next wide image was shown here by the Fun lens, which was originally an one-time use panorama camera and the viewing angle was the 35mm equivalent of 27mm lens.)

Seeing the same old sky, I took the picture of the same, with many different lenses —– and made more or less the same images.  😀

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Still, they are only a half of my homemade lens stocks.  (It’s annoyed myself a bit) 😀

Helic-BThe first of this operation was, the Helicoid (B) with a setting of ISO100, 650th Sec —– since this lens has the brightness about fully open F2.2,and 2.2 only = no iris = needed to use lower ISO.

FunBy the so-called Fun Lens / ISO 100, 15th

Helic-ABy the Helicoid (A) / ISO 100, 320th

G9By the G9 lens / ISO 100, 1250th

DD-PinBy the Double Density Pinhole / ISO 6400, 250th

G10By the G10 lens / ISO 50, 640th

MagBy the Mag lens / ISO 50, 650th

Son-30mmBy the Sony 30mm F3.5 / ISO 50, 500th —– I can not stop thinking, what this “sharper” image can give us, more than the other fuzzy images ?

SZ-55mmBy the Sony/Zeiss 55mm F1.8 / ISO 50, 2000th (It seems something wrong with this lens’ focus = even with manual setting, the lens moves away when the shutter was pressed = may be that’s why it was offered so cheap. (and lots of them in the Ebay)   😀 

Koda-Red100 years old Kodak lens (equivalent of 175mm F10 / ISO 400, 500th —– as a 175mm telephoto lens, the image was quite good, especially considering that the lens consists only symmetric 2 glasses, that’s all ! )

Koda-FunBy the Koda-Fun lens / ISO 50, 4000th

SZoomBy the SZ lens / ISO 50, 1250th

OmuniBy the so-called Omuni (focus)lens / ISO 50, 1250th

More or less the same fuzzy images though, still got each character.  It’s not too bad to play with those lenses.  (Anyhow, they didn’t cost me much — still gave me a lots of fun)

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Snap the town by Mag lens (3)

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How weird ! ? ? ?  (of the image of Mag lens or my eyes ?) —– I know.   😀

(I’m going to further this with G10 lens etc — some may say, It’s an obsession.) ——– Oh, my my my, it’s snowing.

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Snap the Town (by Mag Lens)

6Dec by Mag(1)-DSC07676It was nothing to do with Xmas though, I went to a camera shopping.  Alongside, I had my Mag lens, Fun camera lens, Sony A7R with me.  (I made a fun with shop staffs while testing D850.)  On the way back, I did some snap shots of the town-scape.  (All of them were shot by Mag lens except the last one which was by Fun camera lens)  = Have a fun.   😀

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How’s that ?   😀

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G10 Lens

G10 Lens(1)-A09A7667Generally speaking, the converging lens was designed to project an image — and supposedly a good image.  So, whether it was a cheap toy camera, one time use camera, their lens was designed to make an image as good as its cost allowed.  Its mean when I re-use those lenses, naturally they create quite usable images. (and from their deep depth of field with rather small iris, those images were somewhat focus-free)  But, even among my homemade lenses, if the lens came from somewhere which was not expected to form clear projection (by its lens own), the image was rather hope-less (without having the other lens to compensate the aberration together)   A Lens, which I scavenged from Canon G10 compact camera was that kind.

G10 Lens(2)-5

Photo left was a PENTAX Zoom compact camera.  From this one what I utilized was a mere lens barrel.  And from the photo middle, Canon G10, compact zoom camera. From this massive Hi-tech camera, what I found useful was just a front element of the lens, that’s all. (Like a stepper motor driven F-aperture, stepper motor driven focusing unit etc etc — not mention the screen system, image sensor etc may be used “one-day”  😀 )  And the photo right was the finished product, G10 lens for Sony A7R. = Looks cool isn’t it !  (sample photos which I said hopeless quality may come soon)  😀  (Zen Buddhist would say that, Even a hopeless lens should have a Karma which made him to play a role.) —– Incidentally, today (06-12-2017) was the exact 100 years anniversary of the Independence of the Finland —– Kiitos !

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Halina Lens

Hong Kong based Chinese Co. who made Halina camera, Hakin was an interesting company.   In fact, Halina itself was an utterly insignificant cheap camera still, they started to make the cameras as early as in the 1950s = started about the same time to many Japanese camera makers.  They all started to make cheap tin-toy cameras.  From there, the Japanese camera industry developed and evolved to the today’s Hi-tech industry. 

In contrast, Halina stayed almost the same position since.— or, they might just stick to the cheap products to sell in the poor country.  —– I would say they were serious people though, they only managed low-tech, or they never wanted more.  (It might be an old Chinese philosophy to know the position !)   (Still, they made TLR (ish) camera, Auto-exposure camera even 8 mm Cine = surprisingly many many cameras.)   It seemed, they try to survive against digital camera (unless the PC / Printer was handy no print to give to the friends ) still, phone camera killed them off.

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For me, it was yet another Toy camera lens still, yet another try.

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In most of the case, so-called Focus free was done by the smaller F-aperture’s Depth of Field.  So, instead to have focus free, I emphasized even stronger blurred image by removing the small F-aperture (iris) (= hole in a plastic = Photo left)  Then, the Lens alone was mounted in the center of a metal panel of the camera mount (photo middle) —– Then, on the camera (Sony A7R) (Photo right)

What the photo looks like with this lens was —–

Dork(1)-E

(Those photos were from the Dorkbot gathering.)

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(Not the best occasion to test the lens still, the lens could handle the very tricky lighting condition rather well ! —– Other than the big halation, the images were quite normal aren’t they.)

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Sky–Moon–Pinhole

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This photo was a morning view from the kitchen window. (But not everyday’s view.)

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I was making a thin metal panel (commonly known as a drink can — I didn’t buy = I just found it.  :-D) to a DSLR Pinhole panel.   And this was the outside view then. (30-11-2017 / 16:03)

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The same outside was looked like this by the Pinhole !

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Then next moment, the moon appeared on the sky (may be the cloud hiding her was moved away)

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What ? —– I took a picture with D810 / Zeiss 18 mm lens as a fixed shot.  (16:14:40)

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A while later, the moon disappeared and the sky got dark. (If you take a photo of the dark sky, they will show you a red color = may be a reflection of the city’s illumination and the shorter wave-length of light (= like blue) was attenuated easily in the earth’s atmospheres, hence the sky looked red.)

Whatsoever, have a quiet nice evening.

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