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A7r, A7r2 - and why I'm keeping both ...

iiiNelson

Well-known member
Not just astro photography, it concerns terrestrial photography as well.

The biggest concern is that sony cameras are becoming way too much of a compromise just as we progressed from plastic mounts to metal mounts...
Maybe for some but I personally never feel that I "want" for much more than what I can receive from Sony FE cameras without moving up in sensor size. That's not to say there isn't room for improvement but I don't feel the competition is better for what I do. Perhaps if Leica got their quality issues under control I wouldn't mind another M camera at some point for personal usage but for automated cameras I feel there isn't anything out there that beats the A9 nor the A7RII if you need resolution (without moving to MF).
 

k-hawinkler

Well-known member
The PRADO in Santa Fe https://santafe.org/The_PRADO_in_Santa_Fe/index.html
Presenting 92 full-scale mounted reproductions of some of the greatest masterpieces from the Museum del Prado in Madrid—making its U.S. debut in Santa Fe.
May 10 through October 29, 2017, Cathedral Park in Santa Fe, 131 Cathedral Place, Santa Fe, NM 87501, FREE Admission



Sony ILCE-9 + Zeiss Sonnar T* FE 35 mm F2.8 ZA (SEL35F28Z) @ ISO 100, FOCAL LENGTH 35.0 mm (35.0 mm in 35mm), APERTURE f/3.2, EXPOSURE TIME 0.00313s (1/320)
 

k-hawinkler

Well-known member
The Blue Umbrella



Sony ILCE-9 + Zeiss Sonnar T* FE 35 mm F2.8 ZA (SEL35F28Z) @ ISO 320, FOCAL LENGTH 35.0 mm (35.0 mm in 35mm), APERTURE f/3.2, EXPOSURE TIME 0.025s (1/40)
 

k-hawinkler

Well-known member
Dinner with Friends at La Casa Sena, Santa Fe, NM


Sony ILCE-9 + Zeiss Sonnar T* FE 35 mm F2.8 ZA (SEL35F28Z) @ ISO 16,000, FOCAL LENGTH 35.0 mm (35.0 mm in 35mm), APERTURE f/2.8, EXPOSURE TIME 0.00313s (1/320)



Sony ILCE-9 + Zeiss Sonnar T* FE 35 mm F2.8 ZA (SEL35F28Z) @ ISO 25,600, FOCAL LENGTH 35.0 mm (35.0 mm in 35mm), APERTURE f/2.8, EXPOSURE TIME 0.00313s (1/320)
 

k-hawinkler

Well-known member
White-Throated Swifts

Yesterday we had some visitors from Bandelier National Monument,
taking a break from catching their food on the wing.











Sony ILCE-9 + FE 100-400mm F4.5-5.6 GM OSS + 2X Teleconverter

 
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k-hawinkler

Well-known member


Sony ILCE-9 + FE 100-400mm F4.5-5.6 GM OSS + 2X Teleconverter @ ISO 25,600, FOCAL LENGTH 200.0 mm (200.0 mm in 35mm), APERTURE f/9, EXPOSURE TIME 0.00156s (1/640).
 

k-hawinkler

Well-known member


Sony ILCE-9 + FE 100-400mm F4.5-5.6 GM OSS + 2X Teleconverter @ ISO 3200, FOCAL LENGTH 800.0 mm (800.0 mm in 35mm), APERTURE f/11, EXPOSURE TIME 0.008s (1/125).
 

k-hawinkler

Well-known member
I'd say, not bad for ISO 25,600 ...
Thanks Bart. I agree.

Of course, I should have used a tripod, much lower ISO, and much longer exposure time. But I didn't focus on that as I had come to Bandelier to take pictures of the Turkey Vultures and just took a grab shot of the trees.

So when I looked at the forest picture on my computer at home I was surprised to see ISO 25,600. :facesmack:
 

k-hawinkler

Well-known member


Sony ILCE-9 + FE 100-400mm F4.5-5.6 GM OSS @ ISO 4000, FOCAL LENGTH 400.0 mm (400.0 mm in 35mm), APERTURE f/5.6, EXPOSURE TIME 0.001s (1/1000)
 

k-hawinkler

Well-known member
Ant • Bee • Yellowjacket




Sony ILCE-9 + FE 100-400mm F4.5-5.6 GM OSS @ ISO 4000, FOCAL LENGTH 400.0 mm (400.0 mm in 35mm), APERTURE f/5.6, EXPOSURE TIME 0.001s (1/1000)
 

k-hawinkler

Well-known member


Sony ILCE-9 + FE 100-400mm F4.5-5.6 GM OSS @ ISO 2000, FOCAL LENGTH 400.0 mm (400.0 mm in 35mm), APERTURE f/5.6, EXPOSURE TIME 0.001s (1/1000)
 
V

Vivek

Guest
Hi K-H, Have you tried the Techpro adapter with the Tele-converters?
 
V

Vivek

Guest
K-H, this sort of combo:

Camera + Teleconverter + Techpro adapter + Elmarit 90 or Summicron 90 (or a lens that will not hit the teleconverter).

Thanks!
 

k-hawinkler

Well-known member
K-H, this sort of combo:

Camera + Teleconverter + Techpro adapter + Elmarit 90 or Summicron 90 (or a lens that will not hit the teleconverter).

Thanks!

Well the FE 1.4x TC seems to fit between A7r2 and TAP but didn't AF.
So could someone else please try to verify this . TIA.
 
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