observation and observation

observation and observation, Total:252 items.

The international standard classification for "observation and observation" includes: Piping systems , Materials and components for shipbuilding , Non-destructive testing , Items of art and handicrafts , Test conditions and procedures in general , Geology. Meteorology. Hydrology , Protection against crime , Oilseeds .

The Chinese standard classification for "observation and observation" includes: Marine pipe fittings , Printing Technology , Basic standards and general methods , Basic standards and general methods , Oceanology , Crime judging technology , Oil crop and product .

Professional Standard-Ships

CBM 1124-1982 Marine cylindrical sight glasses
CB/T 4558-2025 J Class Flange Cast Iron Flow Observer
CB/T 422-1993 flow viewer
CBM 1039-1981 Flange casting iron sight glasses
CB/T 4561-2025 J Class Shipborne Cylindrical Observer
CB/T 4316-2013 Sight glasses

Professional Standard - Electron

SJ 1774-1981 Observation window for vacuum equipment

Group Standards of the People's Republic of China

T/QGCML 4541-2024 Stem cell observation platform anti-shake device
T/CECS 961-2021 Design Standards for Medical Isolation and Observation Facilities
T/BMPA 0003-2022 Price Observer Management Specification
T/HNJB 13-2023 Vehicle panoramic observation system
T/BPMA 0007.3-2020 Guidelines for the management of medical observation of close contacts of coronavirus disease 2019 cases Part 3: Home-based medical observation
T/QHNX 036-2023 Turnip variety observation and recording standards

Qinghai Provincial Standard of the People's Republic of China

DB63/T 184-1994 Regulations for observation and recording of cabbage varieties
DB63/T 1300-2014 Observation and recording standards for zucchini varieties
DB63/T 010-1986 Rapeseed variety observation and recording standards
DB63/T 139-1992 Standards for observation and recording of cabbage varieties
DB63/T 1087-2012 Spinach Variety Observation Record Standard
DB63/T 138-1992 Eggplant variety observation and recording standards
DB63/T 1016-2011 Observation and record standards for Zina species
DB63/T 187-1994 Corn variety observation and recording procedures
DB63/T 158-1993 Procedures for observation and recording of melon and pumpkin varieties
DB63/T 1497-2016 Requirements for the observation and recording of arrowhead pea varieties
DB63/T 185-1994 Lettuce variety observation and recording procedures
DB63/T 188-1994 Buckwheat variety observation and recording procedures
DB63/T 137-1992 Cucumber variety observation and recording standards
DB63/T 184-2024 Cauliflower variety observation and recording standards
DB63/T 2030-2022 Quinoa observation record standard
DB63/T 159-1993 Procedures for observing and recording legume and vegetable varieties
DB63/T 113-1991 Observation and recording standards for pepper varieties
DB63/T 186-1994 Garlic variety observation and recording procedures
DB63/T 2244-2024 Pea variety observation and recording standards
DB63/T 111-1991 Radish variety observation and recording standards
DB63/T 008-2013 Standards for observation and recording of spring wheat varieties
DB63/T 1498-2016 Requirements for records of observation and record of varieties of Scallops
DB63/T 112-1991 Tomato variety observation and recording standards
DB63/T 011-1986 Pea variety observation and recording standards
DB63/T 187-2024 Corn variety observation and recording standards
DB63/T 1212-2013 Observation and recording standards for winter wheat varieties
DB63/T 1086-2012 Celery Variety Observation Record Standard
DB63/T 114-1991 Chinese cabbage variety observation and recording standards
DB63/T 012-1986 Broad bean variety observation and recording standards
DB63/T 013-2021 Potato Variety Observation Record Standard

Professional Standard - Press and Publication

CY/T 3-1999 Color assessment lighting and observation condition
CY 3-1991 Standard illuminating and observing conditions for colour evaluation

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 5097-2005 Non-destructive testing—Penetrant testing and magnetic particle testing—Viewing conditions(ISO 3059:2001,IDT)
GB/T 14914.3-2021 The specification for marine observation―Part 3:Surface and subsurface buoy-based observation
GB/T 5097-2020 Non-destructive testing—Penetrant testing and magnetic particle testing—Viewing conditions
GB/T 44205-2024 Sample preparation of ancient lacquer film for microscopy

Professional Standard - Public Safety Standards

GA/T 538-2005 Short wave ultra-violet image observation instrument

Guangdong Provincial Standard of the People's Republic of China

DB44/T 1335-2014 LED medical X-ray film observation lamp

Professional Standard - Navy

HJB 433-2008 General specification for observe of the under water system in the motor vehicle

Military Standard of the People's Republic of China-General Armament Department

GJB 5695-2006 General specification for low light level observation scope

Hunan Provincial Standard of the People's Republic of China

DB43/T 2645-2023 Meteorological Observation Specifications for Camellia Camellia

Professional Standard - Agriculture

NY/T 2408-2013 Observation and record technical specification of peanut in cultivation

American Petroleum Institute (API)

API RP 1166-2005(2010) Excavation Monitoring and Observation
API RP 1166-2005 errata 2006 Excavation Monitoring and Observation
API RP 1166-2005 Excavation Monitoring and Observation (First Edition)
API TR 1166-2015 Excavation Monitoring and Observation for Damage Prevention (SECOND EDITION)

US-FCR

FCR FED H-08-4 VOL 1 11-1986 OBSERVATION WINDOWS
FCR COE EP 1110-1-10-1982 BOREHOLE VIEWING SYSTEMS

European Committee for Standardization (CEN)

EN ISO 19156:2013 Geographic information - Observations and measurements
prEN ISO 19156 Geographic information - Observations, measurements and samples (ISO/DIS 19156:2022)

Australian/New Zealand Standard (AU-AS/NZS)

AS/NZS ISO 19156:2012 Geographic Information Observation and Surveying
AS/NZS ISO 19156:2023 Geographic information — Observations, measurements and samples

Danish Standards Foundation

DS/EN ISO 19156:2013 Geographic information - Observations and measurements
DANSK DS/EN ISO 19156:2013 Geographic information – Observations and measurements
DANSK DS/ISO 19156:2023 Geographic information – Observations, measurements and samples
DS/EN ISO 3059:2013 Non-destructive testing - Penetrant testing and magnetic particle testing - Viewing conditions
DANSK DS/EN ISO 3059:2013 Non-destructive testing - Penetrant testing and magnetic particle testing - Viewing conditions
DS/EN 24937:1991 Steel and iron. Determination of chromium content. Potentiometric or visual titration method
DS 734.1:1981 Safety signs. Principles, dimensions and distances of observation

Ente Nazionale Italiano di Unificazione

UNI EN ISO 19156:2013 Geographic information - Observations and measurements
UNI EN ISO 19156:2023 Geographic information - Observations, measurements and samples
UNI EN 13200-1:2019 Spectator facilities - Part 1: General characteristics for spectator viewing area
UNI 5043-1962 Ship observation hole. General rules and nomenclature
UNI 5055-1962 Ship observation hole. hole skylight
UNI 5061-1962 Ship observation hole. welding screws
UNI 5059-1962 Ship observation hole. hole skylight gasket
CNR UNI 10019:1991 Lighting. CIE standard colorimetri observers.
UNI 5044-1962 Ship observation hole. List of common categories

International Organization for Standardization (ISO)

ISO 19156:2011 Geographic information - Observations and measurements
ISO 19156:2023 Geographic information — Observations, measurements and samples
ISO/CD 7673-2:2023 Agricultural Irrigation — Part 2: Observations and Measurements
ISO 3664:2009 Graphic technology and photography - Viewing conditions
ISO 8600-3:1997 Optics and optical instruments - Medical endoscopes and endoscopic accessories - Part 3: Determination of field of view and direction of view of endoscopes with optics
ISO 8600-3:1997/Amd 1:2003 Optics and optical instruments - Medical endoscopes and endoscopic accessories - Part 3: Determination of field of view and direction of view of endoscopes with optics; Amendment 1

Association Francaise de Normalisation

NF EN ISO 19156:2013 Geographic Information - Observations and Measurements
NF Z52-045*NF EN ISO 19156:2023 Geographic information - Observations, measurements and samples
NF EN ISO 19156:2023 Geographic information - Observations, measurements and samples
NF EN ISO 3059:2013 Non-destructive testing - Penetrant testing and magnetic particle testing - Observation conditions
NF X06-066:1972 APPLICATIONS OF STATISTICS. COMPARISON OF PAIRED OBSERVATIONS.

Spanish Association for Standardization (UNE)

UNE 72012:1982 PHOTOMETRIC OBSERVER. UNE 1
UNE-EN ISO 19156:2014 Geographic information - Observations and measurements (ISO 19156:2011)
UNE 72015:1982 COLORIMETRIC OBSERVER UNE 4
UNE 72014:1982 COLORIMETRIC OBSERVER, UNE 3
UNE-EN ISO 3059:2013 Non-destructive testing - Penetrant testing and magnetic particle testing - Viewing conditions (ISO 3059:2012)
AENOR UNE-EN ISO 3059:2013 Non-destructive testing - Penetrant testing and magnetic particle testing - Viewing conditions (ISO 3059:2012)
UNE-EN ISO 3059:2002 Non-destructive testing - Penetrant testing and magnetic particle testing - Viewing conditions. (ISO 3059:2001)
UNE 166006:2011 R&D&i management: Technological watch and competitive intelligence system

Association of German Mechanical Engineers

VDI 3786 Blatt 9-2021 Meteorological observations Part 9: Visual weather observations

Military Standards (MIL-STD)

MIL MIL-DTL-11589/488-1996 RIBBON, UNITED NATIONS IRAQ/KUWAIT OBSERVER MISSION (UNIKOM)
MIL MIL-DTL-11589/506C-2019 Ribbon, United Nations Military Observer Group in India and Pakistan (UNMOGIP)
DOD A-A-53432-1988 TEST SET, BINOCULAR VISION
MIL MIL-DTL-11589/506B-2014 Ribbon, United Nations Military Observer Group in India and Pakistan (UNMOGIP)
MIL MIL-DTL-11589/488B-2020 Ribbon, United Nations Iraq/Kuwait Observer Mission (UNIKOM)
MIL MIL-DTL-11589/488A-2016 Ribbon, United Nations Iraq/Kuwait Observer Mission (UNIKOM)
MIL MIL-W-48302-1973 WINDOW, OBSERVATION (NO S/S DOCUMENT)
MIL MIL-DTL-11589/334D-2015 Ribbon, Multinational Force and Observers Medal
MIL MIL-DTL-11589/334E-2020 Ribbon, Multinational Force and Observers Medal
MIL MIL-DTL-3943/242A-2012 Medal, Multinational Force and Observers
MIL MIL-DTL-3943/242B-2016 Medal, Multinational Force and Observers
MIL MIL-DTL-11589/481B-2016 Ribbon, United Nations Observation Group in Lebanon
MIL MIL-DTL-11589/481C-2020 Ribbon, United Nations Observation Group in Lebanon

Swedish Institute for Standards

SS 832509:1978 Textile floor coverings - Viewing chamber for determination of change in appearance
SS-EN ISO 19156:2023 Geographic information - Observations, measurements and samples (ISO 19156:2023)
SS-EN ISO 3059:2001 Non-destructive testing - Penetrant testing and magnetic particle testing - Viewing conditions (ISO 3059:2001)

International Telecommunication Union (ITU)

ITU-T E.421-1976 Service quality observations
ITU-T E.421/Q.60 bis-1972 Service quality observations
ITU-T E.421-1980 Service quality observations
ITU-T E.423-1984 Observations on traffic set up by operators
ITU-T E.423/Q.62-1972 Observations on traffic set up by operators
ITU-T F.70-1976 Observations on the quality of service international telex service
ITU-T E.423-1976 Observations on traffic set up by operators
ITU-T E.423-1980 Observations on traffic set up by operators
ITU-T E.421-1984 Service quality observations on a statistical basis
ITU-T M Suppl. 2.1-1972 Some general observations concerning measuring instruments and measuring techniques
ITU-T E.421-1988 Service quality observations on a statistical basis
ITU-T F.70-1980 Observations on the quality of service in the international telex service
ITU-T F.70-1972 Observations on the grade of service in the international telex service
ITU-T E.423-1988 Observations on traffic set up by operators
ITU-T F.70-1984 Observations on the quality of service in the international telex service
ITU-T M Suppl. 4.1-1976 Results of measurements and observations on the stability of the overall loss of circuits in the international network

Korean Agency for Technology and Standards (KATS)

KS P 6022-1976 Illuminator for X-ray film
KS P 6022-2007 Illuminator for X-ray film
KS B 9430-1976 THE RANGE VIEWER MIRROR for automobiles
KS B 6726-1995 Sight glasses for pressure vessels
KS B ISO 3059-2022 Non-destructive testing — Penetrant testing and magnetic particle testing — Viewing conditions
KS B ISO 3059:2022 Non-destructive testing — Penetrant testing and magnetic particle testing — Viewing conditions
KS B ISO 8600-3:2006 Optics and optical instruments － Medical endoscopes and endoscopic accessories － Part 3: Determination of field of view and direction of view of endoscopes with optics
KS A 4918-2013 Viewing illuminators for industrial radiograph
KS C IEC 60086-3:2018 Primary batteries — Part 3: Watch batteries
KS C IEC 60086-3-2018 Primary batteries — Part 3: Watch batteries

American Society for Testing and Materials (ASTM)

ASTM E1767-04 Standard Practice for Specifying the Geometries of Observation and Measurement to Characterize the Appearance of Materials
ASTM E1767-11(2017) Standard Practice for Specifying the Geometries of Observation and Measurement to Characterize the Appearance of Materials
ASTM E1767-11 Standard Practice for Specifying the Geometries of Observation and Measurement to Characterize the Appearance of Materials
ASTM E1767-95 Standard Practice for Specifying the Geometry of Observations and Measurements to Characterize the Appearance of Materials
ASTM E178-08 Standard Practice for Dealing With Outlying Observations
ASTM E1499-16 Standard Guide for Selection, Evaluation, and Training of Observers
ASTM E1499-97 Standard Guide for Selection, Evaluation, and Training of Observers
ASTM E1499-16(2023) Standard Guide for Selection, Evaluation, and Training of Observers
ASTM E1499-97(2009) Standard Guide for Selection, Evaluation, and Training of Observers
ASTM D8075-16(2021) Standard Guide for Categorization of Microstructural and Microtextural Features Observed in Optical Micrographs of Graphite
ASTM D8075-16 Standard Guide for Categorization of Microstructural and Microtextural Features Observed in Optical Micrographs of Graphite
ASTM F2008-00(2018) Standard Guide for Qualitative Observations of Skimmer Performance

British Standards Institution (BSI)

BS 5876:1980 Guide for subjective viewing tests for television receivers
BS ISO/CIE 10527:1991(1999) CIE standard colorimetric observers
BS ISO/CIE 10527:1991 CIE standard colorimetric observers
BS EN ISO 19156:2023 Geographic information. Observations, measurements and samples (British Standard)
22/30433853 DC BS EN ISO 19156. Geographic information. Observations, measurements and samples
BS 3463:1975(1999) Specification for Observation and gauge glasses for pressure vessels
BS ISO 11664-1:2009 Colorimetry. CIE standard colorimetric observers
BS EN ISO /CIE 11664-1:2019 Colorimetry-CIE standard colorimetric observers
BS ISO 11664-1:2007 Colorimetry. CIE standard colorimetric observers
BS EN ISO/CIE 11664-1:2019 Colorimetry. CIE standard colorimetric observers
BS 2059/3:1957 Summary sheet: straight sided serrations - Internal and external
BS 2741:1957 Recommendations for the construction of simple smoke viewers
BS 3463:1962 Specification for observation and gauge glasses for pressure vessels
11/30241750 DC BS EN ISO 3059. Non-destructive testing. Penetrant testing and magnetic particle testing. Viewing conditions
BS 3463:1975 Specification for observation and gauge glasses for pressure vessels
BS 470:1984 Specification for inspection, access and entry openings for pressure vessels

Standard Association of Australia （SAA）

AS 414:1972 geodetic method of observing words
AS 518:1972 Slope reinforcement and observation
AS 412:1972 Concrete Dam Behavior Observation
AS 304:1972 Observe the structural behavior of buildings and bridges
AS 1765:1975 Artificial lighting for clinical observation

CZ-CSN

CSN 69 8861-1973 Circular ohservation holes welded-on

Japanese Industrial Standards Committee (JISC)

JIS B 8286:1994 Sight glasses for pressure vessels
JIS Z 8782:1999 CIE standard colorimetric observers
JIS B 8286:2005 Sight glasses for pressure vessels
JIS F 7234:1995 Shipbuilding -- Flat sight glasses
JIS F 7218:1996 Shipbuilding -- Cylindrical sight glasses

NL-NEN

NEN 3100-1980 Chemical analysis Preliminary observations
NEN 1047-1968 Instructions for statistical treatment of series of observations
NEN 1047-1984 Instructions for statistical treatment of series of observations
NEN 1047-1982 Instructions for statistical treatment of series of observations
NEN 1047-1981 Instructions for statistical treatment of series of observations

RO-ASRO

STAS 7930-1967 Metallurgy. naked eye observation
STAS 10138-1975 PENETRANT RADIATION TESTING Guidances for radiographs viewing

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)

ASHRAE OR-05-14-3-2005 Observations on the Acoustic Data (RP-1010)

German Institute for Standardization

DIN EN ISO 19156:2024 Geographic information - Observations, measurements and samples (ISO 19156:2023); English version EN ISO 19156:2023
DIN EN ISO 19156:2023 Geographic information - Observations, measurements and samples (ISO 19156:2023); English version EN ISO 19156:2023
DIN 6856-1:2007-10 Radiological film viewing boxes and viewing conditions - Part 1: Requirements and measures of quality assurance in medical diagnostics
DIN EN ISO 3059:2013-03 Non-destructive testing - Penetrant testing and magnetic particle testing - Viewing conditions (ISO 3059:2012); German version EN ISO 3059:2012
DIN ISO 8600-3:2004 Optics and optical instruments - Medical endoscopes and endoscopic accessories - Part 3: Determination of field of view and direction of view of endoscopes with optics (ISO 8600-3:1997 + AMD 1:2003)
DIN EN ISO 3059:2002 Non-destructive testing - Penetrant testing and magnetic particle testing - Viewing conditions
DIN CEN/TS 17171:2018*DIN SPEC 19679:2018 Observation of hydro-metric data management - Guidance

Austrian Standards

ONORM M 7353-1979 Pressure resistant circular sight glasses
ONORM M 7354-1977 Pressure resistant oblong sight glasses

Kingdom of Bahrain Testing and Metrology Directorate

BH GSO ISO 3059:2016 Non-destructive testing -- Penetrant testing and magnetic particle testing - Viewing conditions

FI-SFS

SFS 2114-1966 Manufacturing Observation of Ductile Iron

United States Navy

NAVY MIL-R-23489 A-1970 RECEIVER, INFRARED (VIEWING SET), AN/SAR-7( )
NAVY MIL-R-23489 A NOTICE 1-1995 RECEIVER, INFRARED (VIEWING SET), AN/SAR-7( )

IN-BIS

IS 8900-1978 Criteria for rejecting abnormal observations

COMMISSION FOR THE STANDARDS, METROLOGY AND QUALITY OF VIETNAM (STAMEQ)

TCVN 5880-2010 Non-destructive testing.Penetrant testing and magnetic particle testing.Viewing conditions

Standards New Zealand

NZS 5301:1977 Specification for observation and gauge glasses for pressure vessels

Gosstandart of Russia

GOST R ISO 3059-2015 Non-destructive testing. Penetrant testing and magnetic particle testing. Viewing conditions
GOST 27721-1988 Earth-moving machinery. Zoaders. Terminology and commercial. Specifications
GOST 21836-2021 Sight glasses for industrial units. Specifications
GOST 8.207-1976 State system for ensuring the uniformity of measurements. Direct measurements with multiple observations. Methods of processing the results of observations. Basic principles
GOST 21836-1988 Sight glasses for industrial units. Specifications

International Commission on Illumination (CIE)

CIE 165-2005 CIE 10 DEGREE PHOTOPIC PHOTOMETRIC OBSERVER
CIE 240:2020 Enhancement of Images for Colour-Deficient Observers

PL-PKN

PN BN 3882-01-1965 Inspect and observe rear aviation pipeline markings
PN BN 2213-08-1963 Observation flashlight Dc=30÷110mm Pressure reducer
PN R64754-1972 Feed Microscopic examination of industrial feed
PN BN 2213-09-1963 Observation flashlight Dc=30÷110mm long distance pole
PN BN 2213-04-1963 Observation flashlight made of carbon steel Dc=30÷110mm

IET - Institution of Engineering and Technology

UML SYS ENG-2004 UML for Systems Engineering: watching the wheels

Defense Logistics Agency

DLA MS27960 REV B-1987 HINGE BUTT, NARROW LIGHT, NON-TEMPLATE
DLA MS27960 REV B NOTICE 1-1997 HINGE BUTT, NARROW LIGHT, NON-TEMPLATE

Canadian General Standards Board （CGSB)

CAN/CGSB-190.1-1997 Training and Certification of At-Sea Fisheries Observers
CGSB 190.1-97-CAN/CGSB-1997 Formation Et Accreditation Des Observateurs Des Peches En Mer

CN-DB 6

DB6521/T 109-2024 Pepper variety observation and recording standards
DB6521/T 110-2024 Eggplant variety observation and recording standards

South African Bureau of Standard

SANS 5885:1977 Assessment of scuff damage to leather (viewing box method)
SANS 3059:2004 Non-destructive testing - Penetrant testing and magnetic particle testing - Viewing conditions

ITE - Institute of Transportation Engineers

LP-458-1998 Observational Before-After Studies in Road Safety

Acoustical Society of America (ASA)

ASA S12.9 PART 3-1993 Quantities and Procedures for Description and Measurement of Environmental Sound Part 3: Short-Term Measurements with an Observer Present

U.S. Military Regulations and Norms

ARMY MIL-DTL-11589/481 A VALID NOTICE 3-2013 Ribbon, United Nations Observation Group in Lebanon
ARMY MIL-PRF-49082 E-1999 VIEWER, DRIVER'S, NIGHT VISION, AN/VVS-2(V)

American National Standards Institute （ANSI)

ANSI/ASTM E178:2021 Standard Practice for Dealing With Outlying Observations

Standards Norway

NS-EN ISO 3059:2012 Non-destructive testing — Penetrant testing and magnetic particle testing — Viewing conditions (ISO 3059:2012)
NS-EN ISO 3059:2001 Non-destructive testing — Penetrant testing and magnetic particle testing — Viewing conditions (ISO 3059:2001)
NS 558:1980 Testing of glass — Determination of water resistance of glass containers at 121 C

Magyar Szabványügyi Testület

MSZ 9610-1959 Observation on cultivation of hybrid corn seeds
MSZ 10075-1960 Observation on cultivation of inbred corn seeds

Society of Automotive Engineers (SAE)

SAE ARP5535 Observers for Laser Safety in the Navigable Airspace
SAE J1750_201010 Describing and Evaluating the Truck Driver's Viewing Environment
SAE J1750_199503 Describing and Evaluating the Truck DriverS Viewing Environment
SAE J1750-1995 Describing and Evaluating the Truck Drivers Viewing environment
SAE ARP5535-2009 Observers for Laser Safety in the Navigable Airspace
SAE ARP5535A Observers for Laser Safety in the Navigable Airspace
SAE J1750_202412 Describing and Evaluating the Truck Driver's Viewing Environment
SAE ARP5535A-2015 Observers for Laser Safety in the Navigable Airspace

BE-NBN

NBN G 51-001-1990 Textiles - Evaluation of maturity of cotton fibres - Microscopic method

CU-NC

NC 92-39-1984 Quality Control. Reliability Observation Planning

American Society of Quality Control （ASQC)

ASQ Z1.4-2003 SAMPLING PROCEDURES AND TABLES FOR INSPECTION BY ATTRIBUTES
ASQ Q3-1988 Sampling Procedures and Tables for Inspection of Isolated Lots by Attributes T36

Lithuanian Standards Office

LST EN ISO 3059:2013 Non-destructive testing - Penetrant testing and magnetic particle testing - Viewing conditions (ISO 3059:2012)

American Welding Society (AWS)

WRC 057:1960 Some Observations On The Brittle Fracture Problem

National Association of Corrosion Engineers (NACE)

NACE Paper 13544-2019 Observation of underground corrosion induced by micro-corrosion

Others: observations and levels,Microclimate Observation Standards for Facility Agriculture in Solar Greenhouses and Plastic Greenhouses,Method for sample preparation of fine ceramics and ceramic powders for scanning electron microscopy,Pressure Vessel Inspection, Sight and Access Ports,Observations of land-air and sea-air fluxes,observation and observation,observation observation,observation and observation,observation and observation,observation and monitoring,monitoring and observation,Is monitoring the same as observing?