on 6/21/01 5:03 PM, Austin Franklin at [EMAIL PROTECTED] wrote: > No, not for a scanner, for an enlarger! I don't know whether they are a > good or bad idea for a scanner, but I do know that for B&W, I would rather > be using a ND filter, or something with that wavelength. ??? an ND filter doesn't filter by wavelength, it simply reduces intensity. Of all wavelengths to (ideally) the same degree. So whatever the spectrum of the source is, the ND filter leaves it reduced in amplitude but unchanged in frequency. red light stays red etc -- John Brownlow http://www.pinkheadedbug.com
- RE: filmscanners: LED Illumination for Film S... Austin Franklin
- RE: filmscanners: LED Illumination for Film S... Tony Sleep
- Re: filmscanners: LED Illumination for Film S... Isaac Crawford
- Re: filmscanners: LED Illumination for Film S... Moreno Polloni
- RE: filmscanners: LED Illumination for Enlarg... Austin Franklin
- Re: filmscanners: LED Illumination for Enlarg... Moreno Polloni
- RE: filmscanners: LED Illumination for Enlarg... Austin Franklin
- RE: filmscanners: LED Illumination for Film S... rafeb
- Re: filmscanners: LED Illumination for Film S... Todd Radel
- RE: filmscanners: LED Illumination for Film S... Austin Franklin
- RE: filmscanners: LED Illumination for Film S... Johnny Deadman
- RE: filmscanners: LED Illumination for Film S... Austin Franklin
- RE: filmscanners: LED Illumination for Film S... Tony Sleep
- RE: filmscanners: LED Illumination for Film S... Tony Sleep
- Re: filmscanners: LED Illumination for Film S... Arthur Entlich
- Re: filmscanners: LED Illumination for Film Scanners Tony Sleep
- RE: filmscanners: LED Illumination for Film Scanners Austin Franklin
- Re: filmscanners: LED Illumination for Film Scann... Arthur Entlich
- RE: filmscanners: LED Illumination for Film Scann... Tony Sleep