I love candling my eggs. I use my projector because it is bright but cool light. Here are photos of 3 results of eggs candled after 5 days in the incubator.
Healthy embryo below
Dead embryo below (small red mass with a few disconnected veins - will be death ring soon)
Infertile (or non-developing) below
Healthy embryo below

Dead embryo below (small red mass with a few disconnected veins - will be death ring soon)

Infertile (or non-developing) below
