Hi All,

I have a box full of enlarger lenses in my darkroom which I haven't got round to testing. Most of them came from yard sales or thrift shops, so I don't really have much invested in them. Is there a lens in this lineup which would be worth keeping? I mostly use a Durst M605 enlarger.
Beslar f/3.5, 50mm
S-Taylor Tayon f/3.5, 50mm
Componar f/4.5, 50mm
Componon-S f/2.8, 50mm
El-Nikkor f/2.8, 50mm
Componar-C f/3.5, 50mm