From vsd@astro1.shef.ac.uk Wed Feb 2 15:40:18 2005 Date: Wed, 2 Feb 2005 15:40:18 +0000 (GMT) From: Vik Dhillon To: Toshihiko Kimura Cc: Stu Littlefair Subject: Re: Quotation(Sodium) Hi Toshihiko, Thanks for the quotation, which looks fine. > 1.Optical Thickness > We have finished simulating optical thickness. > BP*Fused Silica(2mm +0, -0.05mm)+OG530(1.5mm +0.03, -0.02mm) > +Fused Silica(2mm +0,-0.05mm)*SWP > BP=>Bandpass Film > SWP=>Short Wave Pass Film(to block up to 1100nm) > We think this construction is the best to make Sodium's optical thickness > similar to g'-band. OK. This sounds good. > 2.Bandpass Film > Taget center wavelength in the beam f/2.3 is 590nm. > Tolerance of CWL and FWHM is as you described. > > - CWL: 590nm +/- 2nm > > - FWHM: 31nm +/- 2nm Excellent! > 3.Estimated Shipping Date > I hope we'll be able to ship the filters on 15 Mar. by Fedex. > Where should we ship to ? To Univ.of Sheffield ? Yes, please ship to the University of Sheffield. > 4.Credit Card No. > If you'll pay by credit card, please tell me the number by fax because of > the security. I am unable to pay by credit card, unfortunately. I will have to fax you a purchase order, if that is ok? > 5.Fedex > If you prefer freight collect, please tell me the account number of > Sheffield. > I think freight in sterling pound(freight collect) is better than freight in > Japanese Yen. Freight collect in pounds is fine. Our Fedex account number is 3054-6774-0. Hope this is all ok/clear. Regards, Vik.