LINEAR PHASOLVER MEASURING ENGINE

• Document Type: CREST
• Collection: NGA Records (Formerly NIMA)
• Document Number (FOIA) /ESDN (CREST): CIA-RDP78B04770A001500070006-4
• Release Decision: RIPPUB
• Original Classification: K
• Document Page Count: 2
• Document Creation Date: December 28, 2016
• Document Release Date: June 28, 2005
• Sequence Number: 6
• Publication Date: May 24, 1965
• Content Type: REPORT

Approved For,jelease 2005/07/13 : CIA-RDP78BO477QA001500070006-4
May 24, 1963
Some learning time has been required in use the test
procedures and test equipment for the measurement of the
performance of the linear hasolver. The actual measuring
is being done byl -I closely
supervising. The test sons are gage blocs. To get
different aimnsions.1 wringer two or more age
blocks together. The wringing process is surprisingly re-
peatable? to 1/10 micron.
quickly mastered the repeatability of the physical
set-up, i.a. tilt or skew of the gage blocks and revise
contact pressure on the ends of the gage glock. Thermal
changes associated with handling the gage blocks turfed
out to be the most troublesome. They have worked out a
routine of minimum handling and, in addition betwee measure-,
meets the place the steel g e blocks on a large steel.
plate to rove thermal stability. The techniques have been
successful in decreasing thermal variations considerably.
Room temperature reins constant to about to and humidity
constant within about 22, or 3%. They cannot control temper-
ature and humidity to a specified value other than what the
systemm naturally gives them. They maintain a 24 hour record
of temperature and humidity.
1.) 8 mm plus 15 mm - 23 am
2.) 30 mm single block
3.) 60 mm single block
4.) 123 no single block
5.) 250 mm single block
These five blocks are:
With the improved therml stability, has taken 5
gage blocks and is able to obtain day to y repeatability
of the 5 measurements to better than ;- micron.
NGA Review Complete
Approved For Release 2005/07/13 : CIA-RDP78BO477OA001500070006-4
 Approved For RQJ,ease 2005/07/13 : CIA-RDP78BO477OA001500070006-4
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Approved For Release 2005/07/13 : CIA-RDP78BO477OA001500070006-4