Having read my prior post, it could be left wide open for all sorts of interpretation... ;-) Allow me to clarify: With the bulb on and no neg. in the carrier, I can see a very noticeable loss of light on the base board. Scott Hamming --- Rollei List - Post to rollei_list@xxxxxxxxxxxxx - Subscribe at rollei_list-request@xxxxxxxxxxxxx with 'subscribe' in the subject field OR by logging into www.freelists.org - Unsubscribe at rollei_list-request@xxxxxxxxxxxxx with 'unsubscribe' in the subject field OR by logging into www.freelists.org - Online, searchable archives are available at http://www.freelists.org/archives/rollei_list