Category Archives: Blog

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Electronic viewfinder (EVF)

(This is the English language version of this posting: EVF)
What is this all about? Many old video camera (VHS era) are equipped with tiny black and white CRT screens as viewfinders. It is exactly these this posting is about. Many of them can be hooked up to a BAS or FBAS (Yellow RCA connector). Such as CCTV cameras or a Raspberry Pi to be used as a tiny screen or with the magnifying viewfinder assembly you can put it close to your eye and have a much larger image.

O_sucher_view_detail2 Continue reading Electronic viewfinder (EVF)

Another Infrared comparison

I made another Infrared vs. RGB comparison but this time with different wavelength Infrared-cut filters.

I took this pictures on 14th Nov. 2015 at the Alte Donau subway station in Vienna/Austria.

You can click the knob (< >) and move the slider. By clicking the buttons you can load different wavelength images and their description texts to compare.
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EV calculated usind this Calculator

 

I modified my Olympus Pen E-PL1 to take Infrared pictures.

A little info on what this means and some example pictures

Comparison of an Infrared picture vs. a RGB picture on the basis of a phtograph of Vienna by night. Pay attention to the fog in the distance. (Drag the vertical bar to compare the photos)
Continue reading I modified my Olympus Pen E-PL1 to take Infrared pictures.