NEC MultiSync MT840 user manual Distance Chart, Screen inch

Distance Chart

V

Screen Top Throwing Distance (S)

	Screen center
Q		Throwing Angle (U)
		P=2.89”(73.5mm)
R			Lens Center
Screen Bottom

Screen (inch)

	H
V	D

Projector foot

MT840

Screen Size D	Diagonal	(inch)	30	40	60	80	100	120	150	180	200	240	300
	Width(H)	(inch)	24	32	48	64	80	96	120	144	160	192	240
	Width(V)	(inch)	18	24	36	48	60	72	90	108	120	144	180
Magnification K			23.1	30.8	46.2	61.5	76.9	92.3	115.4	138.5	153.9	184.6	230.8
Throwing Distance S	Wide	(inch)	42.2	57.0	86.5	116.1	145.6	175.2	219.6	263.9	293.5	352.6	441.3
		(mm)	1071.1	1446.5	2197.5	2948.4	3699.4	4450.4	5576.8	6703.2	7454.2	8956.1	11208.9
	Tele	(inch)	51.0	68.8	104.3	139.7	175.2	210.7	263.9	317.1	352.6	423.6	530.0
		(mm)	1296.3	1746.9	2648.0	3549.2	4450.3	5351.4	6703.1	8054.8	8956.0	10758.2	13461.6
Throwing Angle U	Wide	(degree)	10.4	10.2	10.1	10.1	10.0	10.0	10.0	10.0	10.0	9.9	9.9
	Tele	(degree)	8.6	8.5	8.4	8.4	8.4	8.3	8.3	8.3	8.3	8.3	8.3
V		(inch)	18.0	24	36	48	60	72	90	108	120	144	180
		(mm)	457.2	609.6	914.4	1219.2	1524	1828.8	2286	2743.2	3048	3657.6	4572
Q		(inch)	7.7	10.3	15.4	20.6	25.7	30.9	38.6	46.3	51.5	61.8	77.2
		(mm)	196.2	261.6	392.3	523.1	653.9	784.7	980.8	1177.0	1307.8	1569.3	1961.7
R		(inch)	1.3	1.7	2.6	3.4	4.3	5.1	6.4	7.7	8.5	10.2	12.8
		(mm)	32.4	43.2	64.9	86.5	108.1	129.7	162.2	194.6	216.2	259.5	324.3
P		(inch)	2.9	2.9	2.9	2.9	2.9	2.9	2.9	2.9	2.9	2.9	2.9
		(mm)	73.5	73.5	73.5	73.5	73.5	73.5	73.5	73.5	73.5	73.5	73.5
Q+P		(inch)	10.6	13.2	18.3	23.5	28.6	33.8	41.5	49.2	54.4	64.7	80.1
		(mm)	269.7	335.1	465.8	596.6	727.4	858.2	1054.3	1250.5	1381.3	1642.8	2035.2

MT1040

Screen Size D	Diagonal	(inch)	30	40	60	80	100	120	150	180	200	240	300
	Width(H)	(inch)	24	32	48	64	80	96	120	144	160	192	240
	Width(V)	(inch)	18	24	36	48	60	72	90	108	120	144	180
Magnification K			22.9	30.5	45.8	61.1	76.3	91.6	114.5	137.4	152.6	183.2	229.0
Throwing Distance S	Wide	(inch)	41.8	56.5	85.8	115.1	144.5	173.8	217.8	261.8	291.1	349.8	437.8
		(mm)	1062.2	1434.7	2179.8	2924.8	3669.8	4414.9	5532.4	6650.0	7395.0	8885.1	11120.3
	Tele	(inch)	50.6	68.2	103.4	138.6	173.8	209.0	261.8	314.6	349.8	420.2	525.8
		(mm)	1285.7	1732.7	2626.7	3520.8	4414.8	5308.9	6649.9	7991.0	8885.0	10673.1	13355.2
Throwing Angle U	Wide	(degree)	10.4	10.3	10.1	10.1	10.0	10.0	10.0	10.0	10.0	9.9	9.9
	Tele	(degree)	8.6	8.5	8.4	8.4	8.4	8.3	8.3	8.3	8.3	8.3	8.3
V		(inch)	18.0	24	36	48	60	72	90	108	120	144	180
		(mm)	457.2	609.6	914.4	1219.2	1524	1828.8	2286	2743.2	3048	3657.6	4572
Q		(inch)	7.7	10.2	15.3	20.4	25.5	30.6	38.3	46.0	51.1	61.3	76.6
		(mm)	194.6	259.5	389.2	519.0	648.7	778.5	973.1	1167.7	1297.5	1557.0	1946.2
R		(inch)	1.3	1.8	2.7	3.6	4.5	5.4	6.7	8.0	8.9	10.7	13.4
		(mm)	34.0	45.3	68.0	90.6	113.3	135.9	169.9	203.9	226.5	271.8	339.8
P		(inch)	2.9	2.9	2.9	2.9	2.9	2.9	2.9	2.9	2.9	2.9	2.9
		(mm)	73.5	73.5	73.5	73.5	73.5	73.5	73.5	73.5	73.5	73.5	73.5
Q+P		(inch)	10.6	13.1	18.2	23.3	28.4	33.5	41.2	48.9	54.0	64.2	79.5
		(mm)	268.1	333.0	462.7	592.5	722.2	852.0	1046.6	1241.2	1371.0	1630.5	2019.7

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