general study op camera systems rut p110tographic …
TRANSCRIPT
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LANSDIAMETERMELDffie no rem momIMMO QUALITY
PQM*STYIMAGE QUALITY
CAMERA WPC
ANGULARRESOLUTION
L!!
GENERAL STUDY OP CAMERA SYSTEMSrut P110TOGRAPHIC AERIAL RECONNAISSANCEPIPPCSE
INVESTIGATE TRADE-OFFS AMONG THE MANY PARAMETERS.OPTIMIZE THE PHOTOGRAPHIC OUTPUTDETERMINE THE RESUIREIKONDMONS 10 ATTAIN A SPECIFIED PERFORMANCE LEVEL.
PARAMETER. Sr CONDITIONS..
comma by NATURAL LNIIS SOLAR RADIATIONATMOSPHERIC TRANSMISSION•9anta110SCENE REFLECTANCE 11-CIONTRASTorrotrom OF US KT
SrucirliD ALTITUDEEpTIOUHD RESOLUTION.
COMMA a MISSIONVELOCITYMO UT LIMTT
•
Istmulumnio SY STATE -OP -/ma-ARTISPECTRAL IMINONIMAGE SWEAR
CAMERA SYSTEMVEHICLE ANGULAR MOTION •- POSITION
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ALTITUDE
°al VIII
i 111
SUSTE4NEDALTITUDE •
(n.ni) INSUFFICIENT um'
no —
samainame MA Hein11011110 7110AULINCIL
It; : :....*:.- .•,. ...4%n•44t-Ilit.
COWEN"!
SATELLITEi LAMS*
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I. 4111"1DRESOLUT/ONium,
1
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11'
VNN ALUMRADIATION
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•
OPTIMUM SPECTRAL REGIONFOR AERIAL PHOTOGRAPHY
C140101 OM= ON
SOLAR IRIMINANCIE • CNPPRACTIONxnaosperite •reAwsmessiow LENS TRANSMITTANCE
III
wo 'SCENE REFLECTANCE
LOW 'mmomemc cowmenTRANSMOSION (venue)
LOW SOLAR
vaN6Y
MIDTRANININION
MO COLOR COMIRCTION
SCENE CONTRAST °mum • RIM MOM. SENSITIVITY
CONTRAST
INFRARED FORSPECIAL USES LOW FILM 11/
. 411101111111Y
MAXIMUM AVAILAIN.E.SNOWY AT GOODCONTRAST
LOW SOLARENSIGN
1.0WAVELENGTH —MICRONS
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RESOLUTION vis. FIELD ANGLE
, E. • 200-
2 • 1 CONTRAST'!
. usr •
E0 c
I/ 4 1SCH. Xgm. 1
e sco: i coa
FiftlerLI4
AT CENTE R
§..-i4 10 • 30I-<
8 so
m 20
fp
5 • ,
IItwo C 7E
./.s /
RESOLUTION AT116C w 411EU:t
Rest:m.011M
5P
i(
.p aesoLuTiow no
DIPPRACTICNLIMITSO
I== ..S. ••= : sO 4no) I
i
I• b
6
20 30 SO 100 2.00
So -132. FILM
1Z. I- .4)
/ — • •0 PANORAMICSYSTEMS OLtu - • .
2 • / twoES 9
PANORAMIC
lawS ss,/
/ Ell/STEM S
.5;
6
A
.3 n••n
1 WOW COPeEIZA6E FROM 100 mai ALTITUDE — n
1° 1 3 Kr 20. 30' 50•FULL FIELD ANGLE OF LENS 1- PAN AN&LE
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.52o.iT7%
X FLOWtaleCTION) Y
6.1.17%
MIN0411•1 x ERRoltea ioo nets
Y/H s.05 RAD/SEC.
SIRP CAMERA
11111 PANORAMCLA CAMERA
exit0.57.
. son
.1
4%
4%
2.2
111111111111100
.5
r ':*. ► •• •
• :1 1
IDEAL CORRECTION Of IMAGE SMEAR
TERRAIN ALTITUDE
ATTITUDE
RATE, EACH AXIS
CAMERA VIBRATION
‘914 semsoft NO CAMERADRIVE
INEXACT ]MC °ELME STRIPCONJEREPENT PAN
LENS orsurtioNFOZAL 101176114 ERROR
TOTAL tesQ
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EXAMPLES OFRESIDUAL SMEAR RATE
RATE ERROR-MILLIRADANS/SECOND
El .7600 ea • • • •
SG 2.64
0 I .57
sSS
AGENA I ao ATTITUDE s-ALTITUDE
PROBAISLELIMIT
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SNORT FCCIleSNORT EirOSSRESMALL NOM
II \
-4 tam um
pi,
QUALITYSETTER
ur La.
LONG, FocusLONG raFOSURELARea omixea
t•
JOIAMETER
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COIIANI4FOCALLENCON
sc
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ANGUI.AR ANp GROUND RESOLUTIONFOR FIXED INPUT TO. CAMERA LENS
1F IX
LENS DIAMETERLie.NT EMMYDwriorrioN(LENS WEIGHT)
ANGULAR RATE OF SMEAR
VARYFOCAL LENGTH AND /ND.FILMEXPOSURE(10 moat FILM AND filik)
ANGULAR RESOLUTION
GROUND RESOLUTION
se
av0
FOCAL LENGTH—}
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ANGULAR RESOLUTION vs. FOUL LENGTH'•• FOR VARIOUS FILMS .
PIKED INPUT10 INCH LENS DIAMETER •
. 5 •.•• • •• 2 mr/sec. WEAR RA-re
'4
••
1!.•,•-• •
. • ••
•
2.8 . . 4 • SG• e• 11 16
fiNO• ..•. .* Loss Due TO ABERRATIONS
OF VERY PAST LENSES.
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1.07
70
56
5.
2
.92
40
110
11
8 1
COMPARISON OF SYSTEMS (PAM DIFFERENT FILMSFIXED LENS DIAMETER s- SMEAR RATE
SO•• IS2 SO-106 SO • ISO
RELATNE GROUND ANDANGULAR RESOLUTION I. 0
IMAGE RESOLUTION 11 0
OPTIMUM FOCAL LENGTH 40
OPTIMUM 1/03. 4RELATIVE FILM WEISHT
1
RADIATION SUSCEPTIbILnY
SO•206
50- 130
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EFFECT OF IMAGE SMEAR ANGULAR RESOLUTION va010. AND FOCAL LENGTH
II
4
AMMAR RESOLUTION 4 .(Aft sac)
.
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OMAR ROMarms. ,
. 1. ' loom , Er LENS DIAMETER
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FOCAL Ual001— MSS....: V-s nr .-
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um.Ott /** FOCAL Loom rat(MUM ANGULAR 111110LUTION
2. La 4 w—iii 0 II I i i I i
10 le 40 16 00 110
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••
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ANGULARRESOLUTION(him sec)
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10 • .20 ! 30 40 60 ao iooLENS DIAMrfER—INCNES
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INDEPENDENT OF FILM
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GR4UND RESOLUTION VS. APERTUREFORA GIVEN SMEAR RATE
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OPTIMUM DIAMETER, 0140., FOCAL LENGTHFOR A GIVEN RESOLUTION AND SMEAR RATE 40-131 FILM
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RESOLUTION
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•
LIMITATION OF LENS QUALITYON OPTIMUM DIAMETER•
112 rso LENS__ItUALITY bOUNDMIty•
• -132
. FOR Niasous FILMSzo
6-; • - • 90 No• • •
\ S0-206• /SO-ISO
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ANGULAR laRSSOLLIT1014. a4(ARC S!C) I
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WIDTH OF GROUND COVERAGEvs. GROUND RESOLUTION
ZOO.
I00•
SO -
30-
20-
10 -
S-
i3-
GROUND RESOLUTIONFROM Kenai -- FEET
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Do I
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DIAMETER 20
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P111611111110RAMveltleis
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WEIGHT OF OPTICS vs. LENS APERTURE
twaLE:s)101
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al .1 3 J 1 3 1 1 NI 11 20 20 IN In 10 N0 0502100' MONT— POUNDS
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•.r
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61101114Du111
(FINT)
wmnlim n1101n11.41 asem. I I%j.
COMM,
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FILM WEIGHT vs. GROUND RESOLUTION
100% 10 MOO 14000 loct00010Z 1 10 100 WOO tct000
. 0.1 1 10 100 I000--•- • - •-
FILM wesoOttreurips01811110 03vatme, b UNdNC i. tasuse)(MAR 'DM PILM)
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• I . •L.)
•
MINN CONVERGENT PANORAMIC CAMERAS100 owl ALTrTuou
N•/sec. SMEAR egreIx KO
• '1-. 1 • .14.! I
1
PHOTOGRAPHIC PAYLOAD WEIGHTVS. GROUND aRESOLUTION
CirROUNDRESOLUTION
(pas?)
.....................- •-.-- • .. .---.....SO-130* 100‹
so-kos* '11:4 woof.
L.
•
pNotooku^plac 2.0 sea mo SoN Reoo • SoLoco tock000PAYLOAD WENperr 24000 100.000
UDR ATLAS TITAN XMENA A•ENA
J. •
142-11
••$
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ITEMS CONSIDERED
FILM
RESOLUTIONSPEED
MASS
TYPE
LENS
APERTURE.NO. .
T- STOP
SPECTRAL TRANSMISSION
FOCAL LENGTH
ANGULAR FIELD
M AS% CONFIGURATION
EXPOSURE TIME
SMEAR RATEATTITUDEALTITUDEYlbRATIONIMPERFECT I MC
CAMERA TYPE
SYSTEMMASS, SIZETARGET ACQUISITIONINFORMATION PACKINGP DENSITY
REPRODUCTION
•
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GENERAL CONCLUSIONS•
1) SPECTRAL REGIONSVISIbLE, LIMITED EN LENS CORRECTION.1R FOR SPECIAL USES ONLY.
1. SMEAR RATEDIFFICULT TO IMPROVE UPON h alr/Sec ERR.
S. FILMGROuND RESOLUTION INDEPENDENT OF CURRENT RUA FOR PIEDLENS DIAMETER AND SMEAR RATE..PINE GRAIN FM molooM M6117 AND RADIATION SUSCEPTIDILITY•
4• LENS DIAMETERDEPENDS am ON SMEPR RATE AND ANGULAR REsoLuTioN.
FOCAL LENGTHOPTIMUM MUSTS TOR A RANGE OP 91/EAR RATE NO ILLUMINATION.
4..;. GROUND RESOLUTION CR 1 To 1 PEET REWIRES FAIN, FILMS g- MORE valOHT.1/44
Of RESOLUTION LIMIT OP MOUT 2 FEET WITH TITAN IC •