…This means that ever so often – whether you buy your legacy lenses in garage sales or online – you encounter lenses which have one or more defects. Being able to identify and judge those defects, while understanding how (if at all) they will limit your ability to use the lenses to great effect is a crucial ability for the aspiring legacy lens photographer.
You are welcome to read the entire article (in fact, I hope you do), but in short, this new classification defines all the lenses you might mount on your camera in four tiers: new, current, legacy and outré. Let me briefly describe these categories:
• New lenses are those which are in production.
• Current are all those lenses which (while not new) are natively mountable and supported on bodies which are in current production.
• Legacy are all those photographic lenses which cannot natively be mounted on any new body without the use of an adapter.
• Finally, outré are all those optical lenses which never were designed for use as interchangeable lenses for a camera