I found this little gem and grabbed it as it came with the lense hood and lense cap — all in an old film can A few questions:
1. Will it cover 4x5?
2. Will it fit Copal 0 lens board (sorry don’t have one to check).
3. If you have used one, how did it perform?

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Thank goodness it came with the threaded shutter retaining ring I was so excited I didn’t check till now! Lens fever

Paul