MANUFACTURE OF INFRA-RED MONOCRYSTALS AT ZEISS, JENA

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP80-00810A003600130008-0
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 3
• Document Creation Date: December 22, 2016
• Document Release Date: October 6, 2009
• Sequence Number: 8
• Publication Date: February 18, 1954
• Content Type: REPORT

Approved For Release 2009/10/06: CIA-RDP80-0081 OA003600130008-0
CLASSIFICATION. SECRET 3 2 2 0
1~ ` t. ~ ' ~L~ FNC - A ENC4' R
PORT
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[_ FOR .r ? c-N P T cn NO
X `(flJIRED
ffactuxe of Infra-red Ib:.ocrystals
a 1 Zeiss., Jena
0ATE DIST v narwr7 1 r
t4O OF PAGES
,i..iSTE BELOW
SUPPLEMENT TO
REPORT NO.
25X1
.rrc:? m,atocnrazzsa or I. sr s;rzelmano Iszomatom developed by `FEB Carl Zeiss, Jar :
Ott: -zni.c red sueztroaravh i zed for the analysis of the uomz ositicn of
. ompounds and for i..e observation o1 chemicalltet hni ai pro :esseso
. jagt izr,~. 'ant part of c.r:e device is the prism, which conalsts o:' a
: ,_? ie~: Lc mono :rvsta:l made from extremely pure material which can be penetrated
y L 3r,,a--ed rays The Zex.sae firm has resumed research and development work
the ui tivation of infrar?ec monocrystais This work was S." art ed at the
:z 3 o 4he 1920"a and was pact: cularly intensified during World War 11,, The
.zz, oor~-e a e~wh ch are now raL nufactured by the firm in the font of pri naatic
le: rs and sates corer the :Lnfrared range from about 3 to 40 mu