Almencla Varifocal 4-12mm 1/2" F1.6 C Mount Manual IRIS Lens for CCTV

good morning this December is wet and cold here very overcast this is a fallen ash tree just come down in the recent storms in the UK not very promising conditions to do end this is a 25 millimeter CCTV lens rated at f-14 it's unbranded cost 16 pound on ebay which is just over 20 dollars this particular lens has a Micro Four Thirds adapter the lens also comes supplied with these these are extension rings and it turns the lens into a macro it won't be able to focus on infinity but it will be able to focus very close everything in this video from now on will be filmed through this lens on a Panasonic gh4 let's see how we get on okay first thing to say about this lens it's fully manual stepless aperture really useful when your video manual focus but the focus and aperture ring are reversed to a standard SLR lens very easy to adjust the focus and in fact adjust the aperture by mistake it's