doorway transitions

I have to install a doorway transition which includes a sliding (pocket door). The transition is from carpet to hardwood and the heihgt difference between the top of the hardwood floor and the carpet pad is 1/4". The Hardwood floor height from framed under floor is 1/2". There must be...

I'm a nubie here and just thought I'd say hello. I'm retired, love to work with wood, am an artist who paints in oils and other mediums. I build my own canvas stretchers and frames so this forum looks like a great place. I have built small furniture pieces, and other carpenter work around...