NEC MT830 user manual Standard Zoom Lens Wide, Standard Zoom Lens Tele

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Standard Zoom Lens (Wide)

α	Degree	9.02	8.86	8.81	8.78	8.75	8.73	8.70	8.67	8.65	8.64	8.63	8.62	8.61
β (sin= α)		0.15671	0.15395	0.15318	0.15260	0.15216	0.15181	0.15128	0.15076	0.15041	0.15024	0.14998	0.14984	0.14972
γ (cos= α)		0.98764	0.98808	0.98820	0.98829	0.98836	0.98841	0.98849	0.98857	0.98862	0.98865	0.98869	0.98871	0.98873

Screen Size	inch	32	48	56	64	72	80	96	120	144	160	192	216	240
H–Width

4 : 3 Diagonal	inch	40	60	70	80	90	100	120	150	180	200	240	270	300

A	mm	1572	2400	2814	3228	3642	4056	4884	6127	7369	8197	9853	11096	12338
	inch	61.9	94.5	110.8	127.1	143.4	159.7	192.3	241.2	290.1	322.7	387.9	436.8	485.7
C	mm	1552	2371	2781	3190	3600	4009	4828	6057	7285	8104	9742	10970	12199
	inch	61.1	93.4	109.5	125.6	141.7	157.8	190.1	238.4	286.8	319.1	383.5	431.9	480.3
D	mm	-34	-4	10	25	40	55	84	128	172	201	260	304	348
	inch	-1.32	-0.16	0.41	0.99	1.57	2.15	3.30	5.03	6.77	7.92	10.23	11.96	13.70
E	mm	339	462	523	585	646	708	831	1016	1201	1324	1570	1755	1939
	inch	13.3	18.2	20.6	23.0	25.4	27.9	32.7	40.0	47.3	52.1	61.8	69.1	76.4

C/H-Width		1.91	1.94	1.95	1.96	1.97	1.97	1.98	1.99	1.99	1.99	2.00	2.00	2.00
magnification		30.79	46.18	53.88	61.58	69.27	76.97	92.36	115.45	138.55	153.94	184.73	207.82	230.91

Standard Zoom Lens (Tele)

α	Degree	6.93	6.81	6.77	6.75	6.73	6.71	6.69	6.66	6.65	6.64	6.63	6.62	6.62
β (sin= α)		0.12065	0.11850	0.11790	0.11746	0.11711	0.11684	0.11643	0.11603	0.11576	0.11562	0.11542	0.11531	0.11522
γ (cos= α)		0.99269	0.99295	0.99302	0.99308	0.99312	0.99315	0.99320	0.99325	0.99328	0.99329	0.99332	0.99333	0.99334

Screen Size	inch	32	48	56	64	72	80	96	120	144	160	192	216	240
H–Width

4 : 3 Diagonal	inch	40	60	70	80	90	100	120	150	180	200	240	270	300

A	mm	2041	3118	3656	4194	4732	5270	6346	7961	9575	10651	12804	14418	16032
	inch	80.4	122.7	143.9	165.1	186.3	207.5	249.9	313.4	377.0	419.3	504.1	567.6	631.2
C	mm	2027	3096	3630	4165	4699	5234	6303	7907	9511	10580	12718	14322	15925
	inch	79.8	121.9	142.9	164.0	185.0	206.1	248.2	311.3	374.4	416.5	500.7	563.8	627.0
D	mm	-34	-4	10	25	40	55	84	128	172	201	260	304	348
	inch	-1.32	-0.16	0.41	0.99	1.57	2.15	3.30	5.03	6.77	7.92	10.23	11.96	13.70
E	mm	339	462	523	585	646	708	831	1016	1201	1324	1570	1755	1939
	inch	13.3	18.2	20.6	23.0	25.4	27.9	32.7	40.0	47.3	52.1	61.8	69.1	76.4

C/H-Width		2.49	2.54	2.55	2.56	2.57	2.58	2.58	2.59	2.60	2.60	2.61	2.61	2.61
magnification		30.79	46.18	53.88	61.58	69.27	76.97	92.36	115.45	138.55	153.94	184.73	207.82	230.91

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Contents MultiSync MT830/1030 MultiSync MT830/MT1030 LCD Projector Cleaning InstallationPower Supply Important InformationLamp Replacement Fire and Shock PrecautionsTable of Contents Features you’ll enjoy IntroductionHow Do You Get Started? What’s In The Box?Front Features Rear FeaturesRight Side Features Left Side Features Top Features RGB Input 1 Connector Mini D-Sub 15 pin Terminal Panel FeaturesRGB Monitor Output Connector Mini D-Sub 15 pin Video InputPC Control Port RGB Input 2 Connector Mini D-Sub 15 pinRemote Control Jack Mouse Output PortRemote Control Features Laser Button Right Click/Cancel ButtonVolume Button Mouse Pad /+Magnify Button Remote Control PrecautionsSlide Button Keystone ButtonInstallation Setting Up Your MultiSync MT830/ 1030 LCD ProjectorUsing a Tabletop Or Cart ScreenDistance Chart Formulas mmStandard Zoom Lens Wide Standard Zoom Lens TeleCeiling Installation 135 179 208 267 311 355 516 578 639 701 824 1009 1194 1317 1563 1748 193220.3 22.7 25.2 27.6 32.4 39.7 47.0 51.8 61.5 68.8 76.1 10.5 12.2 14.0Reflecting The Image Rear Screen ProjectionMouse adapter For IBM PS/2 Wiring DiagramProjector Pin adapter for Macintosh suppliedConnecting Your PC Or Macintosh Computer Settings for Monitor ModeFixed mode /1024×768 Examples of DIP switch setting Settings for Macintosh AdapterChanging Video Resolutions WindowsMacintosh Connecting An External Monitor Connecting Your Document CameraConnecting Your VCR Or Laser Disc Player Connecting Your Computer to the Mouse Output PortOperation Using The Menus Menu Descriptions & Functions Source MenuVideo Image Mode Image Adjustment MenuVolume KeystoneVertical Positionwhen Auto Mode is off Auto ModeHorizontal Positionwhen Auto Mode is off Picture Adjustment when Auto Mode is offLamp Usage Power MenuPower Management Auto StartReset Settings MenuCapture with the optional viewer board installed only BackgroundUsing the Viewer function Projecting Slides Multi CursorSelecting a File from a List of Files Selecting a Slide from a List of Slides TableTable Cursor Switching Slides Effect SoundProjecting Pictures a Digital Camera Took To replace the lamp MaintenanceReplacing The Lamp StepCleaning Or Replacing The Filter Remote Control Battery InstallationTroubleshooting Status Light MessagesCross color in RGB mode Common Problems & SolutionsWhen using the Viewer function Image is scrolling verticallyElectrical SpecificationsOptical MechanicalCabinet Dimensions 378.0Pin No Signal to be connected Sub Pin AssignmentsRed Green Blue Timing Chart PC Control Command Reference Command Codes Function Code Data DescriptionPC Control Connector DIN-8P Cable Connection Communication Protocol78409731