FILM DISTORTION SEMINAR

Document Type: 
Document Number (FOIA) /ESDN (CREST): 
CIA-RDP78B05171A000600020055-2
Release Decision: 
RIPPUB
Original Classification: 
S
Document Page Count: 
2
Document Creation Date: 
December 28, 2016
Document Release Date: 
April 10, 2003
Sequence Number: 
55
Case Number: 
Publication Date: 
October 9, 1969
Content Type: 
MFR
File: 
AttachmentSize
PDF icon CIA-RDP78B05171A000600020055-2.pdf139.44 KB
Body: 
25X1 25X1 25X1 SUS= from I agenda). SEG Approved.gor Release 1c/u5/14 : CIA-RDP781306471A000600020055-2 DI 2. The i distortion tion. a ? PIc 9 Otober 1969 859-69 was held in the rac Auditorium from .0930 tO 99. it was sponsored by APO anti representatives TOPOOON, and DIA were present. see attached The distorti precis on grid 55 mm. on WAS nn ollowing b. ON RMS residual c. DP INS residual reamed distorti sidP of the Brea intersect ioz sion of the nt the highlights of this tortion 4-5 u, ortion, 16 u (it has been escerttwd that .urs during the printing process and is due Contact Printer). has develoPe with a "free film path- ehich appeare the DP to that of the ON. However, evaluation yet complete. reduce the distortion of of this equipment is not utilization of a 5 mm. 25X1 3. It still appears that the 1111 study, which was primarily oriented to mapping requirements, does not answer the questions we have concerning distor- tions occurring over verv small distances. This was discussed with the 25X1 representatives,' , they rill advise me in the neer future concerning their recommendations on this matter. I. The second part of the seminar was given by concerning the Precision Nensuretion Study and concerning the High Precision Stereo Comparator. Bill a briefing and straight to the point. Some interesting data given by follows: /PHD '3DB, good a, 90% of their measurements are over distances less than 400 um. Long on the film 5 of their measurements are less than 50 um. long on the film. Declass Review by Approved For Release 20(qp?pj 4 : zcIA-RDP78B05171A00060002 NIMA/DOD GROUP Irani autOntail, - and finnan SECRET ApprovetFor Release 2003/05/14: CIA-RDP788175171A000600020055-2 DiTAMT: File Distertt b. Photogrammetrists differ from e in the process of placing the point on the differences in distance mossureeents oversee in returning to the sum point evertor 2 u. 5. Our efforts to support their **arch far !mow be problem ems encountered in the mensuration process are definite ft New ones under commddsmietimivhiCh appear to have a vital is the technique for consistent pointing of 11 Their actu differences Approved For Release 2003/05/14i iNFIDP78B05171A000600020055-2