Leica M lens to M4/3 adaptor

Leica M lens to M4/3 adaptor

What happens when a Leica M lens is mounted on a Panasonic DMC-GX7 body? Panasonic GX7 is a mirrorless camera of the micro fourth third system, in short we call it M4/3 or MFT. It is a system designed by Olympus and Panasonic on 5 August 2008. The sensor measures...
Using Summarit-M 90 mm

Using Summarit-M 90 mm

My Summarit-M 90mm is a previous model, not the current.  The largest aperture is f/2.5 while the the latest is f/2.4. That difference in aperture does not contribute a significance in image quality in theory. The launch of new version Leica M lenses means there...
Using X4 Circular Polarizer

Using X4 Circular Polarizer

It is time I took some images with and without mounting the X4 Circular Polarizer on my Summicron-M 50 mm F/2.0. Because of limited time I could spare, I only made two sets of images to illustrate how the X4 CPL works to remove reflections and glares from shiny...
X4 Circular Polariser Activation

X4 Circular Polariser Activation

The next thing before using the X4 Circular Polariser was to open the box to see what was included in the package.   A very nice microfibre cleaning cloth is placed on top of the filter case.  The red bold text “WARNING” catches my eyes.    ...
X4  Circular Polarizer First impression

X4 Circular Polarizer First impression

I am not sure if X4 Circular Polarizer started at the beginning as a Kickstarter project, nor if it was introduced on Digital Photography Review or earlier. But I am certain that at the beginning they did not have a plan to produce a filter size as small as 39mm for...