2019 -2018 Penny Doubling REV Obv

Not doubled dies. Just a lot of glare and the start of DDD on the 2019 date. Hub doubling is not on the outside edges of devices. Machine Doubling and glare is seen strongest on those areas/ The spread on a doubled die is on the centers of the devices:

DDD is a later die state when the devices move towards the rims:

This is from extreme die wear.

DDO is a Doubled die Obverse that show hub doubling as a spread on the devices on the centers of them:




Note where the doubling is? It is one the centers of the devices. The outside edges of devices are the areas Machine Doubling affects:

Again note, there is no doubling on the centers of the devices, it is on the outside edges of the devices.

The Machine Doubling alters the outside edges of the devices. making them smaller:

This is caused by the machine. On a doubled die, the die is doubled, thus the devices are doubled on every coin struck with that die:

Note again the affected areas are on the center of the devices?

Again on the centers of the devices, enlarging the devices.

Just yesterday I jumped on nickels, not knowing anything about it, I was going to post this picture on a separate topic.
On this 1999 nickel, the spread goes toward the center, not the rim. I thought it was a DDD. The reason - the spread completely surrounds the mintmark. Now I guess it is MD?

We'll do John1. I know my scope is suck - a cheap digital one. That is why many images I take look flat sometimes. I am not that professional who has a good microscope. I will consider using some filters or extra lighting for volume.