Rich's Tongfamily (Richtong.net add-on)

Seems like everyone is doing reading on electronics now. So the question is what is the best reader. In looking at reviews, for general purpose tablets, it does look like the ipad mini is a great form factor. The main issue is that the ipad mini 2 is coming out probably in September so it…

What a convergence we are seeing in the PC world. The world used to be filled with lots of different buses (serial, parallel cables, IDE, PCI) but as performance has increased the world has converged around serial buses (because it when things go really fast it is hard to make the signals across multiple lines…

Scott and i have been getting super nerdy about reviews and image quality. It turns out that figuring out resolution of a camera is incredibly difficult and depends quite a bit on sharpening. If you use JPEG, then there are lots of settings and all cameras need some sort of sharpening. If you use RAW,…

I haven’t seen many tests of this lense and lensrentals.com and photozone.de are one of the few shops that shows the results. Here they are shot at a standard Imatest distance of 18 feet. As an aside, the big question is what he is really measuring. Not too many entries on this, but here’s a…

Sigma has been really doing a great job lately and the coolest thing now is that you can download firmware into their lenses at home rather than needing a factory adjustmnet LensRentals.com – Photo/video thoughts from the largest rental house I am certain, though, that Sigma Photo, Inc. has changed a lot in that time.…

Sigma has been really doing a great job lately LensRentals.com – Photo/video thoughts from the largest rental house I am certain, though, that Sigma Photo, Inc. has changed a lot in that time. Truth is, they’re making serious waves in the photo industry these last few years. They’ve improved their repair service and quality assurance.…

Scott has really figure this out, the important figure of merit for a lens+body combo are the number of lines it can resolved for every physical millimeter of the sensor at an MTF-50 (where you have 50% contrast). The Sony RX100 actualy does the best at 270 li/mm mainly because it is easier to design…

Well, if you are off on a long trip, how do you make sure your clubs make it in one piece. Here are some tips: Golflink. First is that you pay a premium if the bag is big and heavy. They cost about $100 and you want to find one with a pull handle and…

The various specs are so confusing. Imatest which pcmag.com and imaging-resources.com uses and dxomark which dxo and dpreview now uses are different metrics for the same thing. How good is a particular body and lense combination. Truth is that a great body (NEX-7) can turn in a low resolution camera with a mediocre lenses (it’s…

The various specs are so confusing. Imatest which pcmag.com and imaging-resources.com uses and dxomark which dxo and dpreview now uses are different metrics for the same thing. How good is a particular body and lense combination. Truth is that a great body (NEX-7) can turn in a low resolution camera with a mediocre lenses (it’s…