Search found 54 matches
- Fri May 02, 2014 11:29 am
- Forum: Equipment Discussions
- Topic: Circular polarizing filter CW vs CCW?
- Replies: 8
- Views: 2019
- Fri May 02, 2014 10:39 am
- Forum: Equipment Discussions
- Topic: Circular polarizing filter CW vs CCW?
- Replies: 8
- Views: 2019
- Thu Apr 24, 2014 8:48 am
- Forum: Equipment Discussions
- Topic: New Lytro DSLR
- Replies: 3
- Views: 1363
I agree that this is not a developed or mature technology and calling it a professional model is far from truth. But, it will be interesting to see how this technology develops over time. I find it interesting that it uses a fixed f2 lens and a relatively small sensor of 7.5-10.5mm. Quoting the reso...
- Wed Apr 23, 2014 10:25 am
- Forum: Equipment Discussions
- Topic: New Lytro DSLR
- Replies: 3
- Views: 1363
New Lytro DSLR
"Objects held nearly flush with the lens appeared perfectly in focus — and yet still let you refocus on other objects across the room."
https://www.yahoo.com/tech/lytro-brings ... 57720.html
https://www.yahoo.com/tech/lytro-brings ... 57720.html
- Thu Apr 03, 2014 4:18 pm
- Forum: Equipment Discussions
- Topic: Olympus announces pocket camera with focus stacking
- Replies: 4
- Views: 1807
The TG-3 may not be a panacea. "The new Focus Stacking function captures eight different shots continuously, while shifting the focus from the foreground to the background. It extracts and merges only those areas of each image that are in focus and produces a single photo with a focus that spans sev...
- Tue Nov 12, 2013 6:54 pm
- Forum: Equipment Discussions
- Topic: Canon EOS problem
- Replies: 6
- Views: 1751
- Tue Sep 03, 2013 8:51 am
- Forum: Equipment Discussions
- Topic: Affordable automated rotation stage? Any ideas?
- Replies: 11
- Views: 3071
- Wed Aug 21, 2013 8:14 am
- Forum: Macro and Micro Technique and Technical Discussions
- Topic: Stacking in the News
- Replies: 3
- Views: 2307
Stacking in the News
I was pleased to see that our craft had hit the news this morning.
http://news.yahoo.com/photos/bugging-ou ... slideshow/
http://news.yahoo.com/photos/bugging-ou ... slideshow/
- Thu Aug 15, 2013 12:10 pm
- Forum: Macro and Micro Technique and Technical Discussions
- Topic: Dynamic range of DLSR
- Replies: 2
- Views: 1338
- Thu Aug 15, 2013 8:27 am
- Forum: Equipment Discussions
- Topic: cheap webcam for use with microscope +laptop?
- Replies: 5
- Views: 2137
Easily done, low cost way to get started. http://micro.sci-toys.com/eyepiece_photography
- Tue Mar 19, 2013 1:16 pm
- Forum: Equipment Discussions
- Topic: MTF diffraction limit formula
- Replies: 15
- Views: 9529
The full download of "Practical Optical System Layout / And Use of Stock Lenses", by Warren J. Smith (McGraw-Hill 1997) can be found here.
[Admin edit: probable malware!]
[Admin edit: probable malware!]
- Thu Mar 14, 2013 8:26 am
- Forum: Equipment Discussions
- Topic: How To Connect CCTV To Computer Monitor?
- Replies: 37
- Views: 12342
- Sun Feb 17, 2013 6:37 pm
- Forum: Equipment Discussions
- Topic: Need help for taking photo with Leica Stereozoom 6 photo
- Replies: 10
- Views: 6509
Just a few days ago, this post described a home made adapter for a SZ7. The concept would be the same for your scope, with minor differences at the scope end.
http://www.photomacrography.net/forum/v ... hp?t=19485
http://www.photomacrography.net/forum/v ... hp?t=19485
- Mon Feb 11, 2013 5:52 pm
- Forum: Equipment Discussions
- Topic: Found an old enlarger lens, any good?
- Replies: 18
- Views: 4424
- Mon Oct 29, 2012 6:59 pm
- Forum: Equipment Discussions
- Topic: Harvard Flat Lens Technology
- Replies: 1
- Views: 948
In the article, distortions, astigmatism and coma are stated as not being present in the flat lens design. Note that there is no mention of chromatic aberration. Also, note the statement “Operating at telecom wavelengths (i.e., the range commonly used in fiber-optic communications), the new device i...