The lens zooms and focuses something very far away yet the reticle inside the lens assembly is in perfect focus just like the far objects. How?
The lens zooms and focuses something very far away yet the reticle inside the lens assembly is in perfect focus just like the far objects. How?
Google "Focal Plane" and be aware that there can be more the one in a optical system.
see: https://blackrainordnance.com/blogs/...nd-focal-plane
Steve
Qui habet Christos, habet Vitam!
I should have rented the space under my name for advertising.
When I still could have...
makes sense, thanks