Re: [pinhole-discussion] 1: Is This Nuts? 2: A Plug

Do you mean, triboluminescence of Lifesaver?? achal. - Original Message - From: Philip willarney pwillar...@yahoo.com To: pinhole-discussion@p at ??? Sent: Tuesday, October 15, 2002 11:20 AM Subject: Re: [pinhole-discussion] 1: Is This Nuts? 2: A Plug --- Tom Miller

Re: [pinhole-discussion] exposure problems

or may be pinhole is smaller than you think it is. How did you calculate the pinhole size? Achal Pashine Pediatric Immunology Center for Clinical Sciences Research, Room 2120 269 Campus Drive Stanford, CA 94305-5164 Tel: 1-650-498-7574 FAX: 1-650-498-6077 - Original Message - From: callum

Re: [pinhole-discussion] pinhole size

/ems.htm http://www.emsdiasum.com/ems/grids/gilder.html Achal Pashine Pediatric Immunology Center for Clinical Sciences Research, Room 2120 269 Campus Drive Stanford, CA 94305-5164 Tel: 1-650-498-7574 FAX: 1-650-498-6077 - Original Message - From: I Zarkov dr_izar...@hotmail.com

Re: [pinhole-discussion] pinhole size

, as I wrote long time ago, I have been using electron microscope grids as pinholes, you don't have to measure the size, you just buy them and they are perfect and quality controlled; besides, they are cheap, you get 100s in ~$10.00! :) achal Achal Pashine Pediatric Immunology Center for Clinical

RE: [pinhole-discussion] using polaroid 545 back

Yes, Polopan tends to show cyan after about 3 min exposures that I have tried. I tend to remove cyan in photoshop and results are quite good. Use of Polaroid back is good since one can see instant results and can changes the exposure conditions as needed at the spot. Thanks, Achal -Original

Re: [pinhole-discussion] Pinhole Day Questions

Hello all, It was a fun filled day on April 28th, pinhole day. I took many photographs and have uploaded some of them now at yahoo. (I don't know how to create webpages yet). Pl view it at http://photos.yahoo.com/bc/achalpashine/lst?.view=t.dir=/Pinhole_day (If URL address gets carried over to

Re: [pinhole-discussion] The Wyndham Montreal Hotel Giant Pinhole Camera Project

Guy et. al.! All the best for your very ambitious pinhole hotel project! Eager to see the images on web. -Achal - Original Message - From: Guy Glorieux guy.glori...@sympatico.ca To: pinhole List pinhole-discussion@p at ??? Sent: Wednesday, April 17, 2002 4:44 AM Subject:

[pinhole-discussion] pinhole coverage issue

Hello all, I am working with 4X5 film format (at 145mm length) with 0.44mm pinhole (~f/300). How do I find out what is the coverage of the 'lens' (is it equivalent to 50mm, 100mm 35mm camera lens?). How to make pinholes which will give wider angle coverage? I have seen shots taken with extreme