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Comment by tcom posted on Hello from Switzerland at 19/03/2010 - 16:25
Hello
I just joined to comment on a topic asking for the differences between the DFA100/2.8 and the newer WR version of the lens.
I am a Pentax (D)SLR user since I bought a MZ-5 nearly 18 years ago. Now, I am using mostly two K-7 and a Kx with a lot of lenses collected in all these years.
My main photographic domains are nature photography (landscapes, birds, wildlife, macro), and I am being addicted to southern Africa as well. But in the last few years, I tried to gain more experience by taking the camera to the events such as the Jazz Festival of Montreux or sports events.
My galleries are under pbase and flickr
I just joined to comment on a topic asking for the differences between the DFA100/2.8 and the newer WR version of the lens.
I am a Pentax (D)SLR user since I bought a MZ-5 nearly 18 years ago. Now, I am using mostly two K-7 and a Kx with a lot of lenses collected in all these years.
My main photographic domains are nature photography (landscapes, birds, wildlife, macro), and I am being addicted to southern Africa as well. But in the last few years, I tried to gain more experience by taking the camera to the events such as the Jazz Festival of Montreux or sports events.
My galleries are under pbase and flickr
Comment by tcom posted on Hello from Switzerland at 18/03/2010 - 20:12
I do hope Oggy does not mind, I am the one with a few comparison shots between both WR and non WR version of the DFA100.
K-7, f/2.8, 6s, 100iso
DFA 100/2.8 (click on the photo to see it in full res)

DFA 100/2.8 WR

I wanted to see the difference due to the rounded aperture blades of the new WR lens. I set the camera to MF, pointed the camera to a few red LEDs and set the focusing ring to about 1m, in order to have the LEDs well out of focus:
K-7, DFA 100/2.8, f/4.5

K-7, DFA 100/2.8 WR, f/4.5

Here is an assembled photo showing both lenses side by side. From the build quality and feeling, the DFA 100/2.8 WR is much closer to the DA35/2.8 limited than to the older DFA100/2.8

Hope it helps...
K-7, f/2.8, 6s, 100iso
DFA 100/2.8 (click on the photo to see it in full res)

DFA 100/2.8 WR

I wanted to see the difference due to the rounded aperture blades of the new WR lens. I set the camera to MF, pointed the camera to a few red LEDs and set the focusing ring to about 1m, in order to have the LEDs well out of focus:
K-7, DFA 100/2.8, f/4.5

K-7, DFA 100/2.8 WR, f/4.5

Here is an assembled photo showing both lenses side by side. From the build quality and feeling, the DFA 100/2.8 WR is much closer to the DA35/2.8 limited than to the older DFA100/2.8

Hope it helps...
Comment by tcom posted on DFA100 WR good or not? at 18/03/2010 - 17:05


I will certainly post series of photos on this forum. As for the gallery, I am already using pbase and flickr, I will most probably link to the photos on these galleries rather than organize them on an additional site.