home *** CD-ROM | disk | FTP | other *** search
open in: 
MacOS 8.1
|
Win98
|
DOS
browse contents |
view JSON data
|
view as text
This file was processed as: LaTeX Document
(document/latex).
| Confidence | Program | Detection | Match Type | Support
|
|---|
| 100%
| dexvert
| LaTeX Document (document/latex)
| magic
| Supported |
| 90%
| dexvert
| Hypertext Markup Language File (text/html)
| magic
| Supported |
| 1%
| dexvert
| Text File (text/txt)
| fallback
| Supported |
| 100%
| file
| HTML document text
| default (weak)
| |
| 99%
| file
| LaTeX document text
| default
| |
| 98%
| file
| exported SGML document text
| default
| |
| 97%
| file
| exported SGML document, ASCII text, with CRLF, LF line terminators
| default
| |
| 80%
| TrID
| HyperText Markup Language with DOCTYPE
| default
| |
| 19%
| TrID
| HyperText Markup Language
| default
| |
| 100%
| checkBytes
| Printable ASCII
| default
| |
| 100%
| perlTextCheck
| Likely Text (Perl)
| default
| |
| 100%
| gt2
| HTML (Hyper Text Markup Language) Datei
| default
| |
| 100%
| detectItEasy
| Format: plain text[LF]
| default (weak)
| |
| 100%
| xdgMime
| text/html
| default
|
|
hex view+--------+-------------------------+-------------------------+--------+--------+
|00000000| 3c 21 44 4f 43 54 59 50 | 45 20 48 54 4d 4c 20 50 |<!DOCTYP|E HTML P|
|00000010| 55 42 4c 49 43 20 22 2d | 2f 2f 57 33 43 2f 2f 44 |UBLIC "-|//W3C//D|
|00000020| 54 44 20 48 54 4d 4c 20 | 33 2e 32 20 46 69 6e 61 |TD HTML |3.2 Fina|
|00000030| 6c 2f 2f 65 6e 22 3e 0a | 0a 3c 21 2d 2d 43 6f 6e |l//en">.|.<!--Con|
|00000040| 76 65 72 74 65 64 20 77 | 69 74 68 20 4c 61 54 65 |verted w|ith LaTe|
|00000050| 58 32 48 54 4d 4c 20 32 | 30 32 32 20 28 52 65 6c |X2HTML 2|022 (Rel|
|00000060| 65 61 73 65 64 20 4a 61 | 6e 75 61 72 79 20 31 2c |eased Ja|nuary 1,|
|00000070| 20 32 30 32 32 29 20 2d | 2d 3e 0a 3c 48 54 4d 4c | 2022) -|->.<HTML|
|00000080| 20 6c 61 6e 67 3d 22 65 | 6e 22 3e 0a 3c 48 45 41 | lang="e|n">.<HEA|
|00000090| 44 3e 0a 3c 54 49 54 4c | 45 3e 43 6f 6e 74 65 6e |D>.<TITL|E>Conten|
|000000a0| 74 73 20 6f 66 20 6e 6f | 64 65 34 5f 63 74 3c 2f |ts of no|de4_ct</|
|000000b0| 54 49 54 4c 45 3e 0a 0a | 3c 4d 45 54 41 20 48 54 |TITLE>..|<META HT|
|000000c0| 54 50 2d 45 51 55 49 56 | 3d 22 43 6f 6e 74 65 6e |TP-EQUIV|="Conten|
|000000d0| 74 2d 54 79 70 65 22 20 | 43 4f 4e 54 45 4e 54 3d |t-Type" |CONTENT=|
|000000e0| 22 74 65 78 74 2f 68 74 | 6d 6c 3b 20 63 68 61 72 |"text/ht|ml; char|
|000000f0| 73 65 74 3d 75 74 66 2d | 38 22 3e 0a 3c 4d 45 54 |set=utf-|8">.<MET|
|00000100| 41 20 4e 41 4d 45 3d 22 | 76 69 65 77 70 6f 72 74 |A NAME="|viewport|
|00000110| 22 20 43 4f 4e 54 45 4e | 54 3d 22 77 69 64 74 68 |" CONTEN|T="width|
|00000120| 3d 64 65 76 69 63 65 2d | 77 69 64 74 68 2c 20 69 |=device-|width, i|
|00000130| 6e 69 74 69 61 6c 2d 73 | 63 61 6c 65 3d 31 2e 30 |nitial-s|cale=1.0|
|00000140| 22 3e 0a 3c 4d 45 54 41 | 20 4e 41 4d 45 3d 22 47 |">.<META| NAME="G|
|00000150| 65 6e 65 72 61 74 6f 72 | 22 20 43 4f 4e 54 45 4e |enerator|" CONTEN|
|00000160| 54 3d 22 4c 61 54 65 58 | 32 48 54 4d 4c 20 76 32 |T="LaTeX|2HTML v2|
|00000170| 30 32 32 22 3e 0a 0a 3c | 4c 49 4e 4b 20 52 45 4c |022">..<|LINK REL|
|00000180| 3d 22 53 54 59 4c 45 53 | 48 45 45 54 22 20 48 52 |="STYLES|HEET" HR|
|00000190| 45 46 3d 22 6e 6f 64 65 | 34 5f 63 74 2e 63 73 73 |EF="node|4_ct.css|
|000001a0| 22 3e 0a 0a 3c 2f 48 45 | 41 44 3e 0a 20 0a 3c 42 |">..</HE|AD>. .<B|
|000001b0| 4f 44 59 20 62 67 63 6f | 6c 6f 72 3d 22 23 66 66 |ODY bgco|lor="#ff|
|000001c0| 66 66 66 66 22 20 74 65 | 78 74 3d 22 23 30 30 30 |ffff" te|xt="#000|
|000001d0| 30 30 30 22 20 6c 69 6e | 6b 3d 22 23 39 39 34 34 |000" lin|k="#9944|
|000001e0| 45 45 22 20 76 6c 69 6e | 6b 3d 22 23 30 30 30 30 |EE" vlin|k="#0000|
|000001f0| 66 66 22 20 61 6c 69 6e | 6b 3d 22 23 30 30 66 66 |ff" alin|k="#00ff|
|00000200| 30 30 22 3e 0a 0a 26 6c | 74 3b 21 44 4f 43 54 59 |00">..&l|t;!DOCTY|
|00000210| 50 45 20 48 54 4d 4c 20 | 50 55 42 4c 49 43 20 22 |PE HTML |PUBLIC "|
|00000220| 2d 2f 2f 57 33 43 2f 2f | 44 54 44 20 48 54 4d 4c |-//W3C//|DTD HTML|
|00000230| 20 33 2e 32 20 46 69 6e | 61 6c 2f 2f 65 6e 22 26 | 3.2 Fin|al//en"&|
|00000240| 67 74 3b 0a 0a 3c 50 3e | 0a 26 6c 74 3b 21 26 6e |gt;..<P>|.<!&n|
|00000250| 64 61 73 68 3b 43 6f 6e | 76 65 72 74 65 64 20 77 |dash;Con|verted w|
|00000260| 69 74 68 20 4c 61 54 65 | 58 32 48 54 4d 4c 20 32 |ith LaTe|X2HTML 2|
|00000270| 30 32 32 20 28 52 65 6c | 65 61 73 65 64 20 4a 61 |022 (Rel|eased Ja|
|00000280| 6e 75 61 72 79 20 31 2c | 20 32 30 32 32 29 20 26 |nuary 1,| 2022) &|
|00000290| 6e 64 61 73 68 3b 26 67 | 74 3b 0a 26 6c 74 3b 48 |ndash;&g|t;.<H|
|000002a0| 54 4d 4c 20 6c 61 6e 67 | 3d 22 65 6e 22 26 67 74 |TML lang|="en">|
|000002b0| 3b 0a 26 6c 74 3b 48 45 | 41 44 26 67 74 3b 0a 26 |;.<HE|AD>.&|
|000002c0| 6c 74 3b 54 49 54 4c 45 | 26 67 74 3b 43 6f 6e 74 |lt;TITLE|>Cont|
|000002d0| 65 6e 74 73 20 6f 66 20 | 44 65 70 74 68 20 6f 66 |ents of |Depth of|
|000002e0| 20 46 69 65 6c 64 26 6c | 74 3b 2f 54 49 54 4c 45 | Field&l|t;/TITLE|
|000002f0| 26 67 74 3b 0a 0a 3c 50 | 3e 0a 26 6c 74 3b 4d 45 |>..<P|>.<ME|
|00000300| 54 41 20 48 54 54 50 2d | 45 51 55 49 56 3d 22 43 |TA HTTP-|EQUIV="C|
|00000310| 6f 6e 74 65 6e 74 2d 54 | 79 70 65 22 20 43 4f 4e |ontent-T|ype" CON|
|00000320| 54 45 4e 54 3d 22 74 65 | 78 74 2f 68 74 6d 6c 3b |TENT="te|xt/html;|
|00000330| 20 63 68 61 72 73 65 74 | 3d 75 74 66 2d 38 22 26 | charset|=utf-8"&|
|00000340| 67 74 3b 0a 26 6c 74 3b | 4d 45 54 41 20 4e 41 4d |gt;.<|META NAM|
|00000350| 45 3d 22 76 69 65 77 70 | 6f 72 74 22 20 43 4f 4e |E="viewp|ort" CON|
|00000360| 54 45 4e 54 3d 22 77 69 | 64 74 68 3d 64 65 76 69 |TENT="wi|dth=devi|
|00000370| 63 65 2d 77 69 64 74 68 | 2c 20 69 6e 69 74 69 61 |ce-width|, initia|
|00000380| 6c 2d 73 63 61 6c 65 3d | 31 2e 30 22 26 67 74 3b |l-scale=|1.0">|
|00000390| 0a 26 6c 74 3b 4d 45 54 | 41 20 4e 41 4d 45 3d 22 |.<MET|A NAME="|
|000003a0| 47 65 6e 65 72 61 74 6f | 72 22 20 43 4f 4e 54 45 |Generato|r" CONTE|
|000003b0| 4e 54 3d 22 4c 61 54 65 | 58 32 48 54 4d 4c 20 76 |NT="LaTe|X2HTML v|
|000003c0| 32 30 32 32 22 26 67 74 | 3b 0a 0a 3c 50 3e 0a 26 |2022">|;..<P>.&|
|000003d0| 6c 74 3b 4c 49 4e 4b 20 | 52 45 4c 3d 22 53 54 59 |lt;LINK |REL="STY|
|000003e0| 4c 45 53 48 45 45 54 22 | 20 48 52 45 46 3d 22 63 |LESHEET"| HREF="c|
|000003f0| 61 6d 65 72 61 2e 63 73 | 73 22 26 67 74 3b 0a 0a |amera.cs|s">..|
|00000400| 3c 50 3e 0a 26 6c 74 3b | 4c 49 4e 4b 20 52 45 4c |<P>.<|LINK REL|
|00000410| 3d 22 6e 65 78 74 22 20 | 48 52 45 46 3d 22 6e 6f |="next" |HREF="no|
|00000420| 64 65 35 5f 6d 6e 2e 68 | 74 6d 6c 22 26 67 74 3b |de5_mn.h|tml">|
|00000430| 0a 26 6c 74 3b 4c 49 4e | 4b 20 52 45 4c 3d 22 70 |.<LIN|K REL="p|
|00000440| 72 65 76 69 6f 75 73 22 | 20 48 52 45 46 3d 22 6e |revious"| HREF="n|
|00000450| 6f 64 65 33 5f 6d 6e 2e | 68 74 6d 6c 22 26 67 74 |ode3_mn.|html">|
|00000460| 3b 0a 26 6c 74 3b 4c 49 | 4e 4b 20 52 45 4c 3d 22 |;.<LI|NK REL="|
|00000470| 75 70 22 20 48 52 45 46 | 3d 22 6e 6f 64 65 31 5f |up" HREF|="node1_|
|00000480| 6d 6e 2e 68 74 6d 6c 22 | 26 67 74 3b 0a 26 6c 74 |mn.html"|>.<|
|00000490| 3b 4c 49 4e 4b 20 52 45 | 4c 3d 22 6e 65 78 74 22 |;LINK RE|L="next"|
|000004a0| 20 48 52 45 46 3d 22 6e | 6f 64 65 35 5f 6d 6e 2e | HREF="n|ode5_mn.|
|000004b0| 68 74 6d 6c 22 26 67 74 | 3b 0a 26 6c 74 3b 2f 48 |html">|;.</H|
|000004c0| 45 41 44 26 67 74 3b 0a | 0a 3c 50 3e 0a 26 6c 74 |EAD>.|.<P>.<|
|000004d0| 3b 42 4f 44 59 20 62 67 | 63 6f 6c 6f 72 3d 22 23 |;BODY bg|color="#|
|000004e0| 66 66 66 66 66 66 22 20 | 74 65 78 74 3d 22 23 30 |ffffff" |text="#0|
|000004f0| 30 30 30 30 30 22 20 6c | 69 6e 6b 3d 22 23 39 39 |00000" l|ink="#99|
|00000500| 34 34 45 45 22 20 76 6c | 69 6e 6b 3d 22 23 30 30 |44EE" vl|ink="#00|
|00000510| 30 30 66 66 22 20 61 6c | 69 6e 6b 3d 22 23 30 30 |00ff" al|ink="#00|
|00000520| 66 66 30 30 22 26 67 74 | 3b 0a 0a 3c 50 3e 0a 26 |ff00">|;..<P>.&|
|00000530| 6c 74 3b 48 31 26 67 74 | 3b 26 6c 74 3b 41 20 49 |lt;H1>|;<A I|
|00000540| 44 3d 22 53 45 43 54 49 | 4f 4e 30 30 31 33 30 30 |D="SECTI|ON001300|
|00000550| 30 30 30 30 30 30 30 30 | 30 30 30 30 30 30 22 26 |00000000|000000"&|
|00000560| 67 74 3b 0a 44 65 70 74 | 68 20 6f 66 20 46 69 65 |gt;.Dept|h of Fie|
|00000570| 6c 64 26 6c 74 3b 2f 41 | 26 67 74 3b 0a 26 6c 74 |ld</A|>.<|
|00000580| 3b 2f 48 31 26 67 74 3b | 0a 0a 3c 50 3e 0a 26 6c |;/H1>|..<P>.&l|
|00000590| 74 3b 50 26 67 74 3b 0a | 55 6e 64 65 72 20 6d 61 |t;P>.|Under ma|
|000005a0| 6e 79 20 63 69 72 63 75 | 6d 73 74 61 6e 63 65 73 |ny circu|mstances|
|000005b0| 2c 0d 0a 69 74 20 69 73 | 20 64 65 73 69 72 61 62 |,..it is| desirab|
|000005c0| 6c 65 20 74 6f 20 72 65 | 6e 64 65 72 0d 0a 6f 62 |le to re|nder..ob|
|000005d0| 6a 65 63 74 73 20 69 6e | 20 74 68 65 20 69 6d 61 |jects in| the ima|
|000005e0| 67 65 20 73 75 63 68 20 | 74 68 61 74 20 74 68 65 |ge such |that the|
|000005f0| 79 20 61 72 65 20 69 6e | 20 73 68 61 72 70 0d 0a |y are in| sharp..|
|00000600| 66 6f 63 75 73 20 6f 6e | 20 74 68 65 20 69 6d 61 |focus on| the ima|
|00000610| 67 65 20 70 6c 61 6e 65 | 2e 20 20 54 68 69 73 20 |ge plane|. This |
|00000620| 69 73 20 61 63 68 69 65 | 76 65 64 20 62 79 20 75 |is achie|ved by u|
|00000630| 73 69 6e 67 20 74 68 65 | 20 64 65 66 61 75 6c 74 |sing the| default|
|00000640| 0d 0a 60 60 70 69 6e 68 | 6f 6c 65 27 20 63 61 6d |..``pinh|ole' cam|
|00000650| 65 72 61 2e 20 20 49 6e | 20 74 68 69 73 20 6d 6f |era. In| this mo|
|00000660| 64 65 2c 20 74 68 65 20 | 63 61 6d 65 72 61 27 73 |de, the |camera's|
|00000670| 20 61 70 65 72 74 75 72 | 65 20 69 73 20 61 20 73 | apertur|e is a s|
|00000680| 69 6e 67 6c 65 0d 0a 70 | 6f 69 6e 74 2c 20 61 6e |ingle..p|oint, an|
|00000690| 64 20 61 6c 6c 20 6c 69 | 67 68 74 20 72 61 79 73 |d all li|ght rays|
|000006a0| 20 61 72 65 20 66 6f 63 | 75 73 65 64 20 6f 6e 20 | are foc|used on |
|000006b0| 74 68 65 20 69 6d 61 67 | 65 20 70 6c 61 6e 65 2e |the imag|e plane.|
|000006c0| 0a 0a 3c 50 3e 0a 26 6c | 74 3b 50 26 67 74 3b 0a |..<P>.&l|t;P>.|
|000006d0| 41 6c 74 65 72 6e 61 74 | 69 76 65 6c 79 2c 20 6f |Alternat|ively, o|
|000006e0| 6e 65 20 6d 61 79 20 77 | 69 64 65 6e 20 74 68 65 |ne may w|iden the|
|000006f0| 20 61 70 65 72 74 75 72 | 65 20 69 6e 20 6f 72 64 | apertur|e in ord|
|00000700| 65 72 20 74 6f 0d 0a 73 | 69 6d 75 6c 61 74 65 20 |er to..s|imulate |
|00000710| 64 65 70 74 68 20 6f 66 | 20 66 69 65 6c 64 2e 20 |depth of| field. |
|00000720| 49 6e 20 74 68 69 73 20 | 63 61 73 65 2c 20 72 61 |In this |case, ra|
|00000730| 79 73 20 61 72 65 20 63 | 61 73 74 20 66 72 6f 6d |ys are c|ast from|
|00000740| 20 76 61 72 69 6f 75 73 | 20 70 6c 61 63 65 73 20 | various| places |
|00000750| 6f 6e 0d 0a 74 68 65 20 | 61 70 65 72 74 75 72 65 |on..the |aperture|
|00000760| 20 64 69 73 6b 20 74 6f | 77 61 72 64 73 20 61 20 | disk to|wards a |
|00000770| 70 6f 69 6e 74 20 77 68 | 6f 73 65 20 64 69 73 74 |point wh|ose dist|
|00000780| 61 6e 63 65 20 66 72 6f | 6d 20 74 68 65 0d 0a 63 |ance fro|m the..c|
|00000790| 61 6d 65 72 61 20 69 73 | 20 65 71 75 61 6c 20 74 |amera is| equal t|
|000007a0| 6f 20 74 68 65 0d 0a 26 | 6c 74 3b 45 4d 26 67 74 |o the..&|lt;EM>|
|000007b0| 3b 66 6f 63 75 73 20 64 | 69 73 74 61 6e 63 65 26 |;focus d|istance&|
|000007c0| 6c 74 3b 2f 45 4d 26 67 | 74 3b 2e 20 20 4f 62 6a |lt;/EM&g|t;. Obj|
|000007d0| 65 63 74 73 20 74 68 61 | 74 20 6c 61 79 20 69 6e |ects tha|t lay in|
|000007e0| 20 74 68 65 20 66 6f 63 | 61 6c 20 70 6c 61 6e 65 | the foc|al plane|
|000007f0| 20 77 69 6c 6c 20 62 65 | 0d 0a 69 6e 20 73 68 61 | will be|..in sha|
|00000800| 72 70 20 66 6f 63 75 73 | 2e 20 20 54 68 65 20 66 |rp focus|. The f|
|00000810| 61 72 74 68 65 72 20 61 | 6e 20 6f 62 6a 65 63 74 |arther a|n object|
|00000820| 20 69 73 20 66 72 6f 6d | 20 74 68 65 20 69 6d 61 | is from| the ima|
|00000830| 67 65 20 70 6c 61 6e 65 | 2c 0d 0a 74 68 65 20 6d |ge plane|,..the m|
|00000840| 6f 72 65 20 6f 75 74 2d | 6f 66 2d 66 6f 63 75 73 |ore out-|of-focus|
|00000850| 20 69 74 20 77 69 6c 6c | 20 61 70 70 65 61 72 20 | it will| appear |
|00000860| 74 6f 20 62 65 2e 0d 0a | 41 20 77 69 64 65 72 20 |to be...|A wider |
|00000870| 61 70 65 72 74 75 72 65 | 20 77 69 6c 6c 20 6c 65 |aperture| will le|
|00000880| 61 64 20 74 6f 20 61 20 | 67 72 65 61 74 65 72 20 |ad to a |greater |
|00000890| 62 6c 75 72 72 69 6e 67 | 20 6f 66 0d 0a 6f 62 6a |blurring| of..obj|
|000008a0| 65 63 74 73 20 74 68 61 | 74 20 64 6f 20 6e 6f 74 |ects tha|t do not|
|000008b0| 20 6c 61 79 20 69 6e 20 | 74 68 65 20 66 6f 63 61 | lay in |the foca|
|000008c0| 6c 20 70 6c 61 6e 65 2e | 0d 0a 57 68 65 6e 20 75 |l plane.|..When u|
|000008d0| 73 69 6e 67 20 61 20 6e | 6f 6e 2d 7a 65 72 6f 20 |sing a n|on-zero |
|000008e0| 61 70 65 72 74 75 72 65 | 20 72 61 64 69 75 73 2c |aperture| radius,|
|000008f0| 20 69 74 20 69 73 20 62 | 65 73 74 20 74 6f 20 75 | it is b|est to u|
|00000900| 73 65 20 6a 69 74 74 65 | 72 65 64 0d 0a 73 61 6d |se jitte|red..sam|
|00000910| 70 6c 69 6e 67 20 69 6e | 20 6f 72 64 65 72 20 74 |pling in| order t|
|00000920| 6f 20 72 65 64 75 63 65 | 20 61 6c 69 61 73 69 6e |o reduce| aliasin|
|00000930| 67 2e 0a 0a 3c 50 3e 0a | 26 6c 74 3b 50 26 67 74 |g...<P>.|<P>|
|00000940| 3b 0a 26 6c 74 3b 42 52 | 26 67 74 3b 0a 26 6c 74 |;.<BR|>.<|
|00000950| 3b 49 4d 47 0a 20 20 53 | 54 59 4c 45 3d 22 68 65 |;IMG. S|TYLE="he|
|00000960| 69 67 68 74 3a 20 32 2e | 33 38 65 78 3b 20 76 65 |ight: 2.|38ex; ve|
|00000970| 72 74 69 63 61 6c 2d 61 | 6c 69 67 6e 3a 20 31 37 |rtical-a|lign: 17|
|00000980| 36 2e 34 30 65 78 3b 20 | 22 20 53 52 43 3d 22 69 |6.40ex; |" SRC="i|
|00000990| 6d 67 35 2e 70 6e 67 22 | 0a 20 41 4c 54 3d 22 0a |mg5.png"|. ALT=".|
|000009a0| 3c 42 52 3e 0a 3c 49 4d | 47 0a 20 20 53 54 59 4c |<BR>.<IM|G. STYL|
|000009b0| 45 3d 22 68 65 69 67 68 | 74 3a 20 31 39 36 2e 32 |E="heigh|t: 196.2|
|000009c0| 35 65 78 3b 20 76 65 72 | 74 69 63 61 6c 2d 61 6c |5ex; ver|tical-al|
|000009d0| 69 67 6e 3a 20 2d 30 2e | 35 37 65 78 3b 20 22 20 |ign: -0.|57ex; " |
|000009e0| 53 52 43 3d 22 69 6d 67 | 31 2e 70 6e 67 22 0a 20 |SRC="img|1.png". |
|000009f0| 41 4c 54 3d 22 5c 62 65 | 67 69 6e 7b 64 65 66 6b |ALT="\be|gin{defk|
|00000a00| 65 79 7d 7b 61 70 65 72 | 74 75 72 65 7d 7b 7b 5c |ey}{aper|ture}{{\|
|00000a10| 65 6d 20 72 61 64 69 75 | 73 7d 7d 0a 55 73 65 20 |em radiu|s}}.Use |
|00000a20| 61 6e 20 61 70 65 72 74 | 75 72 65 20 77 69 74 68 |an apert|ure with|
|00000a30| 20 74 68 65 20 67 69 76 | 65 6e 20 7b 5c 65 6d 20 | the giv|en {\em |
|00000a40| 72 61 64 69 75 73 7d 2e | 0a 5c 65 6e 64 7b 64 65 |radius}.|.\end{de|
|00000a50| 66 6b 65 79 7d 22 3e 0a | 3c 42 52 3e 22 26 67 74 |fkey}">.|<BR>">|
|00000a60| 3b 0a 26 6c 74 3b 42 52 | 26 67 74 3b 0a 54 68 65 |;.<BR|>.The|
|00000a70| 20 64 65 66 61 75 6c 74 | 20 72 61 64 69 75 73 20 | default| radius |
|00000a80| 69 73 20 7a 65 72 6f 2c | 20 72 65 73 75 6c 74 69 |is zero,| resulti|
|00000a90| 6e 67 20 69 6e 20 61 20 | 70 69 6e 68 6f 6c 65 20 |ng in a |pinhole |
|00000aa0| 63 61 6d 65 72 61 20 6d | 6f 64 65 6c 2e 0a 0a 3c |camera m|odel...<|
|00000ab0| 50 3e 0a 26 6c 74 3b 50 | 26 67 74 3b 0a 26 6c 74 |P>.<P|>.<|
|00000ac0| 3b 42 52 26 67 74 3b 0a | 26 6c 74 3b 49 4d 47 0a |;BR>.|<IMG.|
|00000ad0| 20 20 53 54 59 4c 45 3d | 22 68 65 69 67 68 74 3a | STYLE=|"height:|
|00000ae0| 20 32 2e 31 30 65 78 3b | 20 76 65 72 74 69 63 61 | 2.10ex;| vertica|
|00000af0| 6c 2d 61 6c 69 67 6e 3a | 20 31 37 36 2e 36 38 65 |l-align:| 176.68e|
|00000b00| 78 3b 20 22 20 53 52 43 | 3d 22 69 6d 67 36 2e 70 |x; " SRC|="img6.p|
|00000b10| 6e 67 22 0a 20 41 4c 54 | 3d 22 0a 3c 42 52 3e 0a |ng". ALT|=".<BR>.|
|00000b20| 3c 49 4d 47 0a 20 20 53 | 54 59 4c 45 3d 22 68 65 |<IMG. S|TYLE="he|
|00000b30| 69 67 68 74 3a 20 32 2e | 31 30 65 78 3b 20 76 65 |ight: 2.|10ex; ve|
|00000b40| 72 74 69 63 61 6c 2d 61 | 6c 69 67 6e 3a 20 31 37 |rtical-a|lign: 17|
|00000b50| 36 2e 36 38 65 78 3b 20 | 22 20 53 52 43 3d 22 69 |6.68ex; |" SRC="i|
|00000b60| 6d 67 32 2e 70 6e 67 22 | 0a 20 41 4c 54 3d 22 5c |mg2.png"|. ALT="\|
|00000b70| 62 65 67 69 6e 7b 64 65 | 66 6b 65 79 7d 7b 66 6f |begin{de|fkey}{fo|
|00000b80| 63 61 6c 64 69 73 74 7d | 7b 7b 5c 65 6d 20 64 69 |caldist}|{{\em di|
|00000b90| 73 74 61 6e 63 65 7d 7d | 0a 53 65 74 20 74 68 65 |stance}}|.Set the|
|00000ba0| 20 66 6f 63 61 6c 20 70 | 6c 61 6e 65 20 74 6f 20 | focal p|lane to |
|00000bb0| 62 65 20 7b 5c 65 6d 20 | 64 69 73 74 61 6e 63 65 |be {\em |distance|
|00000bc0| 7d 20 75 6e 69 74 73 20 | 66 72 6f 6d 20 74 68 65 |} units |from the|
|00000bd0| 20 63 61 6d 65 72 61 2e | 0a 5c 65 6e 64 7b 64 65 | camera.|.\end{de|
|00000be0| 66 6b 65 79 7d 22 3e 0a | 3c 42 52 3e 22 26 67 74 |fkey}">.|<BR>">|
|00000bf0| 3b 0a 26 6c 74 3b 42 52 | 26 67 74 3b 0a 42 79 20 |;.<BR|>.By |
|00000c00| 64 65 66 61 75 6c 74 2c | 20 74 68 65 20 66 6f 63 |default,| the foc|
|00000c10| 61 6c 20 64 69 73 74 61 | 6e 63 65 20 69 73 20 65 |al dista|nce is e|
|00000c20| 71 75 61 6c 20 74 6f 20 | 74 68 65 20 64 69 73 74 |qual to |the dist|
|00000c30| 61 6e 63 65 20 66 72 6f | 6d 20 74 68 65 0d 0a 63 |ance fro|m the..c|
|00000c40| 61 6d 65 72 61 20 74 6f | 20 74 68 65 20 6c 6f 6f |amera to| the loo|
|00000c50| 6b 20 70 6f 69 6e 74 2e | 0a 0a 3c 50 3e 0a 26 6c |k point.|..<P>.&l|
|00000c60| 74 3b 50 26 67 74 3b 0a | 0a 3c 50 3e 0a 26 6c 74 |t;P>.|.<P>.<|
|00000c70| 3b 48 52 26 67 74 3b 0a | 0a 3c 50 3e 0a 26 6c 74 |;HR>.|.<P>.<|
|00000c80| 3b 2f 42 4f 44 59 26 67 | 74 3b 0a 26 6c 74 3b 2f |;/BODY&g|t;.</|
|00000c90| 48 54 4d 4c 26 67 74 3b | 0a 0a 3c 48 52 3e 0a 0a |HTML>|..<HR>..|
|00000ca0| 3c 2f 42 4f 44 59 3e 0a | 3c 2f 48 54 4d 4c 3e 0a |</BODY>.|</HTML>.|
+--------+-------------------------+-------------------------+--------+--------+
