INDEX CAMERA, KH-4 SYSTEM.

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP67B00329R000100220044-2
• Release Decision: RIPPUB
• Original Classification: T
• Document Page Count: 2
• Document Creation Date: December 23, 2016
• Document Release Date: December 16, 2013
• Sequence Number: 44
• Publication Date: April 12, 1963
• Content Type: CABLE

Declassified in Part- Sanitized Copy Approved forRelease2013/12/16 : CIA-RDP67B00329R000100220044-2 I
CLASSIFIED MESSAGE
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DM: 12 APR 63
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DOCUMENT NO.
NO CHANGE IN CLASS. 0
DECLASSIFIED
CLASS. CHANGED TO: TS C
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MESSAGE. HANDLE VIA TALENT-KEYHOLE CONTROL SYSItM
ONLY. RELEASABLE FROM SSO CHANNELS. SSOS PASS TO APPROPRIATE MOS. CITE;
OPCEN 3717a
FROM ',ULM NATIONAL PHOTOGRAPHIC INTERPRETATION CENTER.
1. SUBJECT: INDEX GAMMA, Lal-4 SYSTEM.
2. SO-206 FILM IS CURRENTLY USED IN THE
01
CAMERA. THIS IS A FINE
migg Fxrx WErd A RESOLUTION CAPABILITY OF 110 1/mm AT 1.6:1 CONTRAST. UNDER
THE VARIABLE LIGHT CONDITIONS EMERIERCED ON A MISSION, THE PROCESSING
CHARACTERISTICS OF. THIS FILM RESULTS ER ABOUT 25 PER CENT OF THE FRAMES
BE G DEGRADED TO SOME EXTENT TWA= OF REDUCED CONTRAST AND EITHERZIGH'
OR LOW DENSITY.
3, IT IS POSSIBLE TO USE SO-130 FILM IN THE INDEX CAMERA, THIS
ION IS MORE GRAINY WITH A RESOLUTION CAPABILITY 0F65 1/mm AT 1.6:1
CONTRAST. THE CONSIDERABLY GREATER PROCESSING LATITUDE OF SO=130 FILM WOULD
REDUCE THE PERCENT OF DEURADED FRAMES TO LESS THAN 10 PERCENT.
4. REQUEST YOUR COMMENTS BY COB 19 APRIL ON USE OF po-13o vs 80206 FILM
IN THE1NDEX CAMERA FOR FUTURE MISSIONS, CONSIDERING THE MORE UNIFORM IMAGRY
COORDINATING OFFICERS
GROUP I
TOP SECRET Excluded from automatic down-1
grading and declaseifica-don.
RELEASING OFFICER L---- AUTHENTICATING OFFICER: ???
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Declassified in Part - Sanitized Copy Approved for Release 2013/12/16: CIA-RDP67B00329R000100220044-2
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Declassified in Part - Sanitized Copy Approved for Release 2013/12/16: CIA-RDP67B00329R000100220044-2
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niCREASED GRAININESS OF THIS FILM.
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Declassified in Part - Sanitized Copy Approved for Release 2013/12/16: CIA-RDP67B00329R000100220044-2