N = (Eav  x  A)  /  Fi  x  Kp  x  Kd

Keterangan
N    = Jumlah Lampu
Eav = Lux rata2 di atas bidang kerja
A    = Luas lantai ruangan (m2)
Fi    = Lumen lampu
Kp  = Koefisien penggunaan (tercantum di produk)
Kd  = Koefisien depresiasi (bernilai 0.8 untuk kondisi bersih terawat)



Standar Pencahayaan Rumah Tinggal

Fungsi Ruangan	LUX	Warna	Keterangan
Teras	60	1 or 2
R. Tamu	120-250	1 or 2
R. Makan	120-250	1 or 2
R. Kerja	120-250	1
KT	120-250	1 or 2
KM	250	1 or 2
Dapur	250	1 or 2
Garasi	60	3 or 4

Standar Pencahayaan Perkantoran

Fungsi Ruangan	LUX	Warna	Keterangan
R. Direktur	350	1 or 2
R. Kerja	350	1 or 2
R. Komputer	350	1 or 2	armatur berkisi untuk mencegah silau
R. Rapat	300	1 or 2
R. Gambar	750	1 or 2	gunakan pencahayaan setempat
Gudang Arsip	150	3 or 4
R. Arsip Aktif	300	1 or 2

Standar Pencahayaan Pendidikan

Fungsi Ruangan	LUX	Warna	Keterangan
Ruang Kelas	250	1 or 2
Perpustakaan	300	1 or 2
Laboratorium	500	1
Ruang Gambar	750	1	Gunakan pencahayaan setempat
Kantin	200	1

Standar Pencahayaan Hotel & Resto

Fungsi Ruangan	LUX	Warna	Keterangan
Lobby, Koridor	100	1	Pencahayaan bidang vertikal bagus
Ballroom/R. Sidang	200	1	perlu dirancang switching lampu
R. Makan	250	1
Cafetaria	250	1
KT	150	1 or 2	di kasur ditambahkan lampu & cermin
Dapur	300	1

Standar Pencahayaan RS / Puskesmas

Fungsi Ruangan	LUX	Warna	Keterangan
R. Rawat Inap	250	1 or 2
R. Operasi/bersalin	300	1	Gunakan pencahayaan setempat
Laboratorium	500	1 or 2
R. Rekreasi/Rehab	250	1

Standar Pencahayaan Pertokoan

Fungsi Ruangan	LUX	Warna	Keterangan
R. Pamer	500	1
Toko Kue/makanan	250	1
Toko buku	300	1
Toko perhiasan	500	1
Toko barang kulit	500	1
Toko pakaian	500	1
Pasar swalayan	500	1 or 2
Toko alat listrik	250	1 or 2

Standar Pencahayaan Industri (Umum) 

Fungsi Ruangan	LUX	Warna	Keterangan
Parkir	50	3
Gudang	100	3
Pekerjaan kasar	100-200	2 or 3
Pekerjaan sedang	200-500	1 or 2
Pekerjaan halus	500-1000	1
Pekerjaan amat halus	1000-2000	1
Pemeriksaan warna	750	1

Sumber SNI 03-6575-2001

Temperature (K)	Specific Heat		Ratio of Specific Heats - k - (cp/cv)	Dynamic Viscosity - μ - (10-5 kg/m s)	Thermal Conductivity (10-5 kW/m K)	Prandtl Number	Kinematic Viscosity1) - ν - (10-5 m2/s)	Density1) - ρ - (kg/m3)	Diffusivity - α -  (10-6 m2/s)
	- cp - (kJ/kgK)	- cv - (kJ/kgK)
175 -98	1.0023	0.7152	1.401	1.182	1.593	0.744	0.586	2.017
200 -73	1.0025	0.7154	1.401	1.329	1.809	0.736	0.753	1.765	10.17
225 -48	1.0027	0.7156	1.401	1.467	2.020	0.728	0.935	1.569
250 -23	1.0031	0.7160	1.401	1.599	2.227	0.720	1.132	1.412	15.67
275 2	1.0038	0.7167	1.401	1.725	2.428	0.713	1.343	1.284
300 27	1.0049	0.7178	1.400	1.846	2.624	0.707	1.568	1.177	22.07
325 52	1.0063	0.7192	1.400	1.962	2.816	0.701	1.807	1.086
350 77	1.0082	0.7211	1.398	2.075	3.003	0.697	2.056	1.009	29.18
375 102	1.0106	0.7235	1.397	2.181	3.186	0.692	2.317	0.9413
400 127	1.0135	0.7264	1.395	2.286	3.365	0.688	2.591	0.8824	36.94
450 177	1.0206	0.7335	1.391	2.485	3.710	0.684	3.168	0.7844
500 227	1.0295	0.7424	1.387	2.670	4.041	0.680	3.782	0.7060
550 277	1.0398	0.7527	1.381	2.849	4.357	0.680	4.439	0.6418
600 327	1.0511	0.7640	1.376	3.017	4.661	0.680	5.128	0.5883
650 377	1.0629	0.7758	1.370	3.178	4.954	0.682	5.853	0.5430
700 427	1.0750	0.7879	1.364	3.332	5.236	0.684	6.607	0.5043
750 477	1.0870	0.7999	1.359	3.482	5.509	0.687	7.399	0.4706
800 527	1.0987	0.8116	1.354	3.624	5.774	0.690	8.214	0.4412
850 577	1.1101	0.8230	1.349	3.763	6.030	0.693	9.061	0.4153
900 627	1.1209	0.8338	1.344	3.897	6.276	0.696	9.936	0.3922
950 677	1.1313	0.8442	1.340	4.026	6.520	0.699	10.83	0.3716
1000 727	1.1411	0.8540	1.336	4.153	6.754	0.702	11.76	0.3530
1050 777	1.1502	0.8631	1.333	4.276	6.985	0.704	12.72	0.3362
1100 827	1.1589	0.8718	1.329	4.396	7.209	0.707	13.70	0.3209
1150 877	1.1670	0.8799	1.326	4.511	7.427	0.709	14.70	0.3069
1200 927	1.1746	0.8875	1.323	4.626	7.640	0.711	15.73	0.2941
1250 977	1.1817	0.8946	1.321	4.736	7.849	0.713	16.77	0.2824
1300 1027	1.1884	0.9013	1.319	4.846	8.054	0.715	17.85	0.2715
1350 1077	1.1946	0.9075	1.316	4.952	8.253	0.717	18.94	0.2615
1400 1127	1.2005	0.9134	1.314	5.057	8.450	0.719	20.06	0.2521
1500 1227	1.2112	0.9241	1.311	5.264	8.831	0.722	22.36	0.2353
1600 1327	1.2207	0.9336	1.308	5.457	9.199	0.724	24.74	0.2206
1700 1427	1.2293	0.9422	1.305	5.646	9.554	0.726	27.20	0.2076
1800 1527	1.2370	0.9499	1.302	5.829	9.899	0.728	29.72	0.1961
1900 1627	1.2440	0.9569	1.300	6.008	10.233	0.730	32.34	0.1858

SubstanceSpecific Heat	(cal/gram*C)	(J/kg*C)
Acetals	0.35	1460
Air, dry (sea level)	0.24	1005
Agate	0.19	800
Alcohol, ethyl	0.58	2440
Alcohol, metyl wood)	0.6	2530
Aluminum	0.21	897
Aluminum bronze	0.1	436
Alumina, AL2O3	0.17	718
Ammonia, liquid	1.12	4700
Ammonia, gas	0.49	2060
Antimony	0.05	209
Argon	0.12	520
Arsenic	0.083	348
Artificial wool	0.32	1357
Asbestos	0.2	816
Asphalt	0.22	920
Barium	0.07	290
Barytes	0.11	460
Beryllium	0.24	1020
Bismuth	0.03	130
Boiler scale	0.19	800
Bone	0.11	440
Boron	0.23	960
Boron nitride	0.17	720
Brass	0.09	375
Brick	0.2	840
Bronze	0.09	370
Brown iron ore	0.16	670
Cadmium	0.06	234
Calcium	0.13	532
Calsium silicate, CaSiO3	0.17	710
Cellulose, cotton, wood pulp and regenerated	0.31 - 0.36	1300 - 1500
Cellulose acetate, molded	0.30 - 0.43	1260 - 1800
Cellulose acetate, sheet	0.30 - 0.50	1260 - 2100
Cellulose nitrate, Celluloid	0.31 - 0.41	1300 - 1700
Chalk	0.18	750
Charcoal	0.06	840
Chromium	0.11	452
Chrom oxide	0.18	750
Clay, sandy	0.33	1381
Cobalt	0.1	435
Coke	0.2	840
Concrete	0.21	880
Constantan	0.1	410
Copper	0.09	385
Cork	0.48	2000
Diamond (carbon)	0.12	516
Duralium	0.22	920
Emery	0.23	960
Epoxy cast resins	0.24	1000
Fire brick	0.21	880
Fluorspar CaF2	0.2	830
Dichlorodifluoromethane R12, liquid	0.21	871
Dichlorodifluoromethane R12, vapor	0.14	595
Ice (0oC)	0.5	2093
India rubber	0.3	1250
Glass, crown	0.16	670
Glass, pyrex	0.18	753
Glass-wool	0.2	840
Gold	0.031	129
Granite	0.19	790
Graphite (carbon)	0.17	717
Gypsum	0.26	1090
Helium	1.24	5193
Hydrogen	3.42	14304
Ice, snow (-5oC)	0.5	2090
Ingot iron	0.12	490
Iodine	0.05	218
Iridium	0.03	134
Iron	0.11	449
Lead	0.03	129
Leather	0.36	1500
Limestone	0.22	909
Lithium	0.86	3582
Lucite	0.35	1460
Magnesia (Mangnesium oxide), MgO	0.21	874
Magnesium	0.25	1050
Magnesium alloy	0.24	1010
Manganese	0.11	460
Marble	0.21	880
Mercury	0.033	140
Mica	0.21	880
Molybdenum	0.07	272
Neon	0.25	1030
Nickel	0.11	461
Nitrogen	0.25	1040
Nylon-6	0.38	1600
Nylon-66	0.41	1700
Olive oil	0.43	1790
Osmium	0.03	130
Oxygen	0.22	918
Palladium	0.06	240
Paper	0.32	1336
Paraffin	0.78	3260
Peat	0.45	1900
Perlite	0.092	387
Phenolic cast resins	0.30 - 0.40	1250 - 1670
Phenol-formaldehyde molding compounds	0.60 - 1.4	2500 - 6000
Phosphorbonze	0.09	360
Phosphorus	0.19	800
Pinchbeck	0.09	380
Pit coal	0.24	1020
Platinium	0.032	133
Plutonium	0.033	140
Polycarbonates	0.28 - 0.30	1170 - 1250
Polyethylene terephthalate	0.3	1250
Polyimide aromatics	0.27	1120
Polyisoprene natural rubber	0.45	1880
Polyisoprene hard rubber	0.33	1380
Polymethylmethacrylate	0.36	1500
Polypropylene	0.46	1920
Polystyrene	0.31 - 0.36	1300 - 1500
Polytetrafluoroethylene moulding compound	0.24	1000
Polytetrafluoroethylene (PTFE)	0.28	1172
Polyurethane cast liquid	0.43	1800
Polyurethane elastomer	0.43	1800
Polyvinylchloride PVC	0.20 - 0.29	840 - 1170
Porcelain	0.26	1085
Potassium	0.24	1000
Potassium chloride	0.16	680
Pyroceram	0.17	710
Quartz, SiO2	0.17	730
Quartz glass	0.17	700
Red metal	0.09	381
Rhenium	0.03	140
Rhodium	0.06	240
Rosin	0.31	1300
Rubidium	0.08	330
Salt, NaCl	0.21	880
Sand, quartz	0.19	830
Sandstone	0.17	710
Scandium	0.16	568
Selenium	0.08	330
Silicon	0.17	705
silicon carbide	0.16	670
Silver	0.056	235
Slate	0.18	760
Sodium	0.3	1260
Soil, dry	0.19	800
Soil, wet	0.35	1480
Soot	0.2	840
Snow	0.5	2090
Steatite	0.2	830
Steel	0.12	490
Sulfur, crystal	0.17	700
Tantalium	0.03	138
Tellurium	0.05	201
Thorium	0.03	140
Timber, alder	0.33	1400
Timber, ash	0.38	1600
Timber, birch	0.45	1900
Timber, larch	0.33	1400
Timber, maple	0.38	1600
Timber, oak	0.57	2400
Timber, pitchpine	0.31	1300
Timber, pockwood	0.6	2500
Timber, red beech	0.31	1300
Timber, red pine	0.36	1500
Timber, white pine	0.36	1500
Timber, walnut	0.33	1400
Tin	0.054	228
Titanium	0.12	523
Tungsten	0.032	132
Tungsten carbide	0.04	171
Uranium	0.028	116
Vanadium	0.12	500
Water, pure liquid (20oC)	1	4182
Water, vapor (27oC)	0.95	3985
Wet mud	0.6	2512
Wood	0.41	1300 - 2400
Zinc	0.093	388