NEC manual 20

2. Installation and Connections

Throw Distance and Screen Size

The following shows the proper relative positions of the projector and screen. Refer to the table to determine the position of installation.

Distance Chart

C

Screen center

B

Screen bottom

D

2.7"/68 mm

Lens center

Installation surface

V300X/V260X/V230X/V260/V230

		Screen Size				B				C			D(WIDE)			α
Diagonal		Width		Height				Wide		-	Tele				Wide	-	Tele
inch	mm	inch	mm	inch	mm	inch	mm	inch	mm	-	inch	mm	inch	mm	degree	-	degree
30	762	24	610	18	457	12	297	46	1180	-	52	1320	3	69	14.0	-	12.7
40	1016	32	813	24	610	16	396	62	1573	-	69	1760	4	91	14.0	-	12.7
60	1524	48	1219	36	914	23	594	93	2360	-	104	2640	5	137	14.0	-	12.7
70	1778	56	1422	42	1067	27	693	108	2753	-	121	3080	6	160	14.0	-	12.7
80	2032	64	1626	48	1219	31	792	124	3147	-	139	3520	7	183	14.0	-	12.7
90	2286	72	1829	54	1372	35	891	139	3540	-	156	3960	8	206	14.0	-	12.7
100	2540	80	2032	60	1524	39	990	155	3933	-	173	4400	9	228	14.0	-	12.7
120	3048	96	2438	72	1829	47	1188	186	4720	-	208	5280	11	274	14.0	-	12.7
150	3810	120	3048	90	2286	58	1486	232	5900	-	260	6600	13	343	14.0	-	12.7
180	4572	144	3658	108	2743	70	1783	279	7080	-	312	7920	16	411	14.0	-	12.7
200	5080	160	4064	120	3048	78	1981	310	7867	-	346	8800	18	457	14.0	-	12.7
240	6096	192	4877	144	3658	94	2377	372	9440	-	416	10560	22	548	14.0	-	12.7
270	6858	216	5486	162	4115	105	2674	418	10620	-	468	11880	24	617	14.0	-	12.7
300	7620	240	6096	180	4572	117	2971	465	11800	-	520	13200	27	685	14.0	-	12.7

V300W/V260W

		Screen Size				B				C			D(WIDE)			α
Diagonal		Width		Height				Wide		-	Tele				Wide	-	Tele
inch	mm	inch	mm	inch	mm	inch	mm	inch	mm	-	inch	mm	inch	mm	degree	-	degree
30	762	25	646	16	404	10	252	39	1001	-	43	1098	2	51	14.1	-	12.9
40	1016	34	862	21	538	13	337	53	1335	-	58	1464	3	67	14.1	-	12.9
60	1524	51	1292	32	808	20	505	79	2002	-	86	2196	4	101	14.1	-	12.9
70	1778	59	1508	37	942	23	589	92	2336	-	101	2562	5	118	14,1	-	12.9
80	2032	68	1723	42	1077	27	673	105	2669	-	115	2928	5	135	14.1	-	12.9
90	2286	76	1939	48	1212	30	757	118	3003	-	130	3294	6	152	14.1	-	12.9
100	2540	85	2154	53	1346	33	841	131	3337	-	144	3660	7	168	14.1	-	12.9
120	3048	102	2585	64	1615	40	1010	158	4004	-	173	4392	8	202	14.1	-	12.9
150	3810	127	3231	79	2019	50	1262	197	5005	-	216	5490	10	253	14.1	-	12.9
180	4572	153	3877	95	2423	60	1515	236	6006	-	259	6588	12	303	14.1	-	12.9
200	5080	170	4308	106	2692	66	1683	263	6673	-	288	7320	13	337	14.1	-	12.9
240	6096	204	5169	127	3231	80	2019	315	8008	-	346	8784	16	404	14.1	-	12.9
270	6858	229	5816	143	3635	89	2272	355	9009	-	389	9882	18	455	14.1	-	12.9
300	7620	254	6462	159	4039	99	2524	394	10010	-	432	10980	20	505	14.1	-	12.9

B = Vertical distance between lens center and screen center C = Throw distance

D = Vertical distance between lens center and bottom of screen(top of screen for ceiling application)

α= Throw angle

NOTE: The values in the tables are design values and may vary.

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