Tampilkan postingan dengan label 75mm. Tampilkan semua postingan
Tampilkan postingan dengan label 75mm. Tampilkan semua postingan

Rabu, 22 Februari 2017

Rodenstock Rogonar S 75/4,5

Usually I use this lens without lens turbo, helicoid only.
Recently I attached it on Zhong Yi Lens turbo and NEX5, Here's the results.





Jumat, 03 Juni 2016

Olympus Zuiko FC 7,5cm/2.8

The lens was taken apart from Olympus Six 6x6 Folding camera

Rather soft lens, low contrast. true classic touch.
 I think the lens needs proper hood against strong light. It's normal for such old lens.

triple shuriken shaped from shutter blade,







Jumat, 13 Mei 2016

35 КП-1.8/75

The lens was designed for 35mm film projector, it covers FF.
Not so sharp, infact it has some kind of soft but details still appear. 
Perfect for women portrait I guess.
Click each picture for bigger size




It handle strong back light nicely



Senin, 07 September 2015

Bell & Howell 3'/f2 Incra-Lite

It's appearance remind me of Taylor Hobson 16mm projector series. I thought it's TTH lens. But it turned out it's made in USA.
16mm projector lenses usually have same character, most of them have swirly OOF and sharp at center only. However, there's exception that some of them can make sharp image at edges, well of course not as sharp as at center. My A Seibert Wetzlar 75/1,6 is one of them. I was surprised to know that this lens is one of the few one.
here's edge sharpness sample









Senin, 02 Februari 2015

Kern-Paillard Yvar 75/2,8 AR

This lens is from Bolex cine camera.
It has C mount mount.
Common character of this C mount type lens is sharp at center only when it's being used in digital camera, APSC or m4/3. edges will get swirled and very soft.
It doesn't happen with this lens.
This image below shows on left side still has detail.




Bokeh type is not so special, but looks good for a f2,8 maximum aperture lens.
The lens has some fungus and haze
So I must avoid strong light

I think it's nice for portrait lens.

Sabtu, 24 Januari 2015

Bausch & Lomb Super Cinephor E.F. 3.00in (76.2mm) f/1.8


The  lens maker from Rochester New York, Bausch & Lomb has good reputation of it's high quality product.  This 35mm film projector  lens is nice sample of the reputation. even my copy has kind of discoloration on the inner glass, I guess it was due heat of the projector that effected on coating. Body is solid metal. Some say it has petzval design, I haven't check it yet. But the results showing some similar touch with petzval/biotar type.Sharpness is good, CA is appear but only little. it must be zoom 100% to see the fringing.

 All shot with NEX5+Helicoid adapter, wide open (no aperture added yet)




Selasa, 18 Maret 2014

A. Seibert Wetzlar 75/1,6

Projection lens made for Emo, by Seibert of Wtzlar West Germany.
Information from Martin Tai (http://photo.net/minox-camera-forum/003HX0?start=0)
Arthur Seibert ( 1906- 1980) was Ernst Leitz lens designer from 1920 to 1947. In 1948 Seibert left Leitz and undertook the task of designing a subminature lens for Minox camera .
Arthur Seibert was a great optics designer, his most famous designs were the five element Pentar lens of Minox II and the COMPLAN lens for Minox III/IIIs/B, and early Minox C. The Pentar and COMPLAN are still two of the sharpest subminature lenses-- in fact the sharpest of any commercial photographic lenses

In 1951, Arthur Seibert formed his own optik company

 
This lens was designed for 16mm film projector. Usually such lens only has sharp in center. But this lens has sharpness in edge too, like Kern 75/2,8 cmount.




cropped








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