F-Term-List

G02B6/02-6/02,426;6/02,451-6/10;6/44-6/44,346

AA00
MANUFACTURING METHOD OF OPTICAL FIBERS

AA01

AA02

AA03

AA04

AA06

AA07

AA08

AA09

. Glass

. . Manufacturing method of polarization-maintaining fibers

. . . Subject matters provided with metallic layers and members

. . . Giving a twist

. . Processing after drawing

. . . Atmosphere treatment

. . . . Deuterium

. . . Heating treatment (AC25 takes precedence)

AA11

AA13

AA14

AA15

. Plastic clad

. Crystal

. . Extruding

. . Pulling-up

AA21

AA22

AA23

AA24

AA25

AA26

AA27

AA28

AA29

AA30

. Plastic

. . Polymerization

. . . Thermal polymerization

. . . Photo-polymerization

. . . Polymerizing from the outside to the center

. . . Polymerizing from the center to the outside

. . . Rotation polymerization

. . Tube filling

. . Extruding, spinning

. . . Composite spinning

AA32

AA33

AA34

AA35

AA36

AA37

AA38

AA39

AA40

. . Drawing

. . Stretching

. . Heating devices, characterized by temperature

. . Application

. . Forming GI type refractive index distribution

. . . Copolymerization after diffusion of monomers

. . . Volatilization of monomers

. . . Swelling

. . . Diffusion of dopants (non-polymerizable low molecular materials)

AA42

AA43

AA44

AA45

. . Manufacturing method for reducing transmission losses

. . . Reduction of degree of crystallinity

. . . . Rapidly cooling and solidifying

. . . . Addition of low molecular materials

AA51

AA52

AA53

. Multi cores

. . Stacking and drawing method

. . Perforation method

AA61

AA62

AA63

AA64

AA65

. Optical fiber bundles (AA51 takes precedence)

. . Converge adhesion

. . Converge pressure molding

. . Converge and heating-stretching

. . Melt spinning

AB00
MATERIALS OF OPTICAL FIBERS

AB01

AB02

AB03

AB04

AB05

AB06

AB07

AB08

AB09

AB10

. Cores, clads

. . Glass

. . . Quartz system

. . . . Pure quartz

. . . . Containing GeO2

. . . . Containing TiO2

. . . . Containing Al2O3

. . . . Containing P2O5

. . . . Containing B2O3

. . . . Containing fluorine

AB14

AB15

AB16

AB18

AB20

. . . . Containing transition elements (AH33 takes precedence)

. . . . Containing alkali metals

. . . . Containing alkaline earth metals

. . . . Containing other components

. . . . Containing two or more components

AB23

AB25

AB27

AB29

. . . Ge system

. . . Other oxides

. . . Fluorinated system

. . . Chalcogen system

AB32

AB33

AB34

AB35

AB36

AB37

AB38

AB39

AB40

. . Plastic

. . . Acrylic resin, methacrylic resin

. . . . Fluoroalkyl group substitution

. . . Polystyrene resin (PS)

. . . Silicone resin

. . . Fluorine resin

. . . . Copolymers of different fluorine resin monomers

. . . Hydrogen removal, reduction

. . . . Deuterium substituted

AB43

AB44

AB45

AB46

AB47

AB48

AB49

AB50

. . . Copolymers

. . . Polymer blend

. . . Dopants, additives (non-polymerizable low molecular materials)

. . . . Refractive index adjustors

. . . . . Low refractive index dopants

. . . . . Aromatic compounds

. . . . Characterized by polymerization initiators

. . . . Scattering materials

AB52

AB53

AB54

AB55

AB56

AB57

AB58

AB60

. . Crystals

. . . Containing alkali metals

. . . Containing silver

. . . Containing halogen

. . . Containing thallium

. . . Characterized by single crystals

. . . Characterized by multi crystals

. . Metals

AB61

AB62

AB63

AB66

AB70

. Stressing members

. . Containing two or more components

. . Containing B2O3

. Jackets (excluding pure crystals)

. Numerical limitation regarding a composition ratio of materials

AC00
OPTICAL FIBER STRUCTURES 1

AC01

AC02

AC03

AC04

AC05

AC06

AC07

AC08

. End portions

. . Shapes of end surfaces

. . . Inclined surfaces

. . . Tapers, cones

. . . Wedge-shapes, pyramids

. . . Lens-shapes, curved surfaces, spherical surfaces

. . . Only core portions project

. . . Smoothed end surfaces, mirror surfaces

AC12

AC13

AC14

AC15

AC16

AC17

AC18

AC19

AC20

. . Core diameter changes of end portions

. . Clad diameter changes of end portions

. . Bent end potions

. . Reflection free terminations

. . Having antireflection film

. . Characterized by combination with optical members

. . . Semiconductor laser

. . . Window materials of fiber end portions

. . . Attaching lenses at fiber tip ends

AC22

AC23

AC24

AC25

. . Forming method of end portions

. . . Etching

. . . Mechanical machining (cutting, polishing)

. . . Heating

AC31

AC32

AC33

AC34

AC35

AC37

AC38

. Structures in a longitudinal direction (AG takes precedence)

. . Core diameter changes (AC12 takes precedence)

. . Clad diameter changes (AC13 takes precedence)

. . Periodic changes in an axial direction (AG takes precedence)

. . Refractive index changes (AG takes precedence)

. . Connection of a plurality of optical fibers

. . . Dispersion management of the entire transmission paths

AC41

AC42

AC43

AC44

AC45

AC46

AC47

AC48

AC49

AC50

. Polarization-maintaining fibers

. . Having elliptical stress applying portion

. . Arranged with a stress applying portion on a side part

. . Side tunnels

. . Due to core shapes

. . . Ellipse

. . Due to asymmetry of refractive index

. . Acting as polarizers

. . Maintaining circular polarization

. . Identification of polarization directions

AC51

AC52

AC53

AC55

. Having non-solid cores or clads (AF takes precedence)

. . Having liquid cores

. . Having gas or vacuum cores (AF takes precedence)

. one-point support cores

AC61

AC62

AC63

AC64

AC65

AC66

AC67

AC68

AC69

AC70

. Multi cores

. . The number of cores 2

. . The number of cores 3

. . The number of cores 4

. . The number of cores 5

. . The number of cores 6-7

. . The number of cores 8-16

. . The number of cores 17-24

. . The number of cores 25-37

. . The number of cores 38 or more

AC72

AC77

AC78

. . Coupling type/C-MC type

. . Clad outer diameter

. . . 125um

AC82

AC83

AC84

AC85

AC86

. . Core types

. . . The same cores

. . . Different cores

. . . . by geometric shapes (core diameters, core shapes, etc.)

. . . . By materials

AC92

AC93

AC94

AC95

AC96

AC97

AC98

. . Core sequences

. . . Subject matters with a core in the center

. . . Subject matters without a core in the center

. . . Square grid-shaped core arrangements other than the center

. . . Hexagonal/regular triangular grid-shaped core arrangements other than the center

. . . Annular (Square, and hexagonal/regular triangular grids take precedence)

. . . Liner

AD00
OPTICAL FIBER STRUCTURES 2

AD01

AD02

AD03

AD08

. Multilayered cores or clads

. . Subject matters in which a refractive index at the center is not the highest

. . . Subject matters in which the highest refractive index layer is a second layer from the center

. . Subject matters having a plurality of layers different in characteristics other than a refractive index.

AD12

AD13

AD14

AD15

AD17

AD18

AD19

AD20

. . Refractive index difference arrangement from the highest refractive index layer to an external adjacent layer

. . . Having only two layers

. . . . (Negative, positive) arrays

. . . . (Negative, negative) arrays

. . . Having only three layers

. . . . (Negative, positive, negative) arrays

. . . . (Negative, negative, positive) arrays

. . . . (Negative, positive, positive) arrays

AD23

AD24

AD25

AD26

AD27

AD29

. . . Having only four layers

. . . . (Negative, positive, negative, positive) arrays

. . . . (Negative, negative, positive, negative) arrays

. . . . (Negative, positive, positive, negative) arrays

. . . . (Negative, negative, positive, positive) arrays

. . . Having five or more layers.

AD31

AD32

AD33

AD34

AD35

AD36

AD37

. Dimensions of layers

. . Description of a diameter or thickness of a layer (excluding an outer diameters of a clad)

. . Description of a diameter ratio between layers

. . Outer diameters [um] of clads (AC77 takes precedence)

. . . 120 or less

. . . 130 to less than 500

. . . 500 or more

AD41

AD42

AD43

AD44

AD45

AD46

AD47

. Refractive index distribution types

. . Curved or smoothed refractive index distributions

. . GI type

. . . Square distributions, parameters of alpha-th power distribution, and formulas

. . . . alpha parameters is other than 2

. . . Having image focusing functions

. . Pseudo-GI type, multi-step type

AE00
CHARACTERISTICS OF OPTICAL FIBERS

AE01

AE02

AE03

AE04

AE05

AE06

. Dispersion control fiber types

. . SMF for 1.3um zone (conventional type)

. . Dispersion-compensating fibers

. . Dispersion shift fibers

. . Dispersion flat fibers

. . Low dispersion fibers, NZ-DSF

AE11

AE12

AE13

AE14

AE15

AE16

AE17

. Use wavelength zone

. . O-band (1260-1360nm)

. . E-band (1360-1460nm)

. . S-band (1460-1530nm)

. . C-band (1530-1565nm)

. . L-band (1565-1625nm)

. . U-band (1625-1675nm)

AE21

AE22

AE23

AE24

AE25

AE26

AE27

AE28

AE29

. Numerical limitation on characteristics (@1.55um)

. . Aeff [um2](or MFD[um])

. . . Aeff<=20 (MFD<=5)

. . . 20

. . . 40

. . . 80

. . . 100

. . . 150

. . . 200

AE32

AE33

AE34

AE35

AE36

AE37

AE38

AE39

AE40

. . Dispersion(D)[ps/nm/km]

. . . D<=-50

. . . -50

. . . -10

. . . -1

. . . 1

. . . 5

. . . 10

. . . 30

AE42

AE43

AE44

AE45

AE46

AE47

AE48

AE49

. . Dispersion slope(S)[ps/nm2/km]

. . . S<=-0.3

. . . -0.3

. . . -0.1

. . . -0.03

. . . 0.03

. . . 0.1

. . . 0.3

AE52

AE53

AE54

AE55

AE56

AE57

AE58

AE60

. . Zero dispersion wavelength(lambda0)[nm]

. . . lambda0<=1260

. . . 1260

. . . 1360

. . . 1530

. . . 1565

. . . 1625

. . Normalized frequency

AE62

AE63

AE64

AE65

. . Cut-off wavelength(lambdac)[nm]

. . . lambdac<=1400

. . . 1400

. . . 1600

AE71

AE72

AE73

AE74

AE75

AE76

AE77

AE78

AE79

. Multimode

. . Few modes

. . 2 modes

. . 3 modes

. . 4 modes

. . 5 modes

. . 6-10 modes

. . 11-20 modes

. . 21 or more modes

AF00
PHOTONIC CRYSTAL FIBERS

AF01

AF02

AF03

AF04

AF05

. Types (waveguide principal)

. . Holy type (total reflection)

. . . Pore addition type (core high refractive index material)

. . Photonic bandgap type

. . . Bragg fibers (PC elements are cylindrical)

AF11

AF12

AF13

AF14

AF15

AF16

AF17

. Purposes (AH is also given appropriately)

. . Transmission loss reduction

. . Dispersion control

. . . Increasing dispersion to +side

. . . Increasing dispersion to -side (dispersion-compensating, etc.)

. . . Zero wavelengths

. . Expansion of single mode wavelength areas

AF21

AF22

AF23

AF24

AF25

AF27

AF28

AF29

AF30

. Materials (AB is given appropriately)

. . Photonic crystal (PC) elements

. . . Pores

. . . . Characterized by filling gas materials

. . . Solid, liquid

. . Cores

. . . Pores

. . . Solid, liquid

. . . . High refractive index materials

AF31

AF32

AF33

AF34

AF35

AF36

AF37

AF38

AF39

AF40

. Structures

. . Having a small number (about 10 or less) of PC elements (pores)

. . Having plural types of PC elements (pores)

. . Characterized by PC elements (pores)

. . . Elliptical

. . . Polygonal

. . Characterized by the arrangement of PC elements (pores)

. . . Having no rotational symmetry of 3 times or more

. . Characterized in refractive index distribution of cores

. . Changes in a longitudinal direction

AF42

AF43

AF44

AF46

AF47

. . End portions

. . . Pore sealing at an end portion

. . . Characterized by coupling with optical members

. . Overclad, jacket

. . Structures for preventing contaminations

AF51

AF52

AF53

AF54

AF55

AF56

AF57

AF58

AF59

AF60

. Manufacturing method

. . Formation of bores

. . . Bundling capillaries

. . . Drilling

. . . Dissolution of materials

. . Drawing

. . . Characterized by the use of gas during drawing

. . Contamination prevention

. . Array accuracy improvement

. . Extrusion

AG00
FIBER GRATING

AG01

AG02

AG03

AG04

AG05

AG06

AG07

. Type refractive index variation

. . Bragg grating

. . Long term grating

. . Chirp type (a cycle changes in a longitudinal direction)

. . Apodization type (amplitude changes in a longitudinal direction)

. . Sampled type (amplitude periodically changes)

. . Blazed type, slant type (inclination)

AG11

AG12

AG13

AG14

AG15

AG16

AG17

AG18

. Applications

. . Wavelength selections (add/drop)

. . Dispersion compensating

. . Filters

. . . Gain equalization

. . Mode coupling

. . Wavelength stabilization of light source, resonance structures

. . Sensors

AG21

AG22

AG23

AG24

AG25

AG27

AG28

. Purposes, characteristics

. . Temperature compensation, temperature independence

. . Polarization independence

. . Side-lobe reduction

. . Expansion of a preventive wavelength region

. . Reflection of specific wavelength light

. . Radiation of specific wavelength light

AG31

AG32

AG33

AG34

AG35

AG36

AG37

AG38

AG39

. Structures

. . Characterized by grating forming places

. . . End portions of fibers

. . . Core expanding portions

. . . Fiber couplers

. . . Formed on a part other than a center core

. . Characterized by refractive index profiles

. . Changing diameters

. . Connecting a plurality of gratings in series

AG42

AG43

AG44

. . Variable control

. . . Due to temperature (heating/cooling)

. . . Due to power (applying tension and the like)

AG51

AG52

AG53

AG54

AG55

AG56

AG57

AG58

AG59

AG60

. Protection, fixing

. . Substrates

. . Pedestals, jigs

. . Packages

. . Coating (BA-BD are also given)

. . Fixing while applying force on fibers

. . Thermal expansion coefficients of protection, fixing members

. . . Positive

. . . 0

. . . Negative

AG61

AG62

AG63

AG64

AG65

AG66

AG67

AG68

AG70

. Manufacturing method, manufacturing device

. . Light irradiation through a mask

. . . Phase masks

. . . Amplitude masks

. . Two-beam interference, holographic

. . Scanning of local irradiation beams

. . . Picosecond, femtosecond laser

. . Irradiation light sources other than laser

. . Local heating

AG72

AG73

AG74

AG76

AG77

AG78

AG79

AG80

. . Forming grating while coating

. . Forming gratings by applying tension

. . Monitoring

. . Pretreatment for grating formation

. . . Hydrogen addition

. . . Characterized by coating removal

. . Posttreatment of grating formation

. . . Annealing

AH00
FUNCTIONS, PURPOSES OF OPTICAL FIBERS

AH01

AH02

AH03

AH04

AH05

AH07

AH08

AH09

. Physical, mechanical functions and purposes

. . Improvement of heat resistance, flame retardant

. . Control of thermal expansion (AG22, 43 take precedence)

. . Moisture resistance, chemical resistance

. . Radiation, radiation resistance

. . Improvement of mechanical strength

. . Improvement of flexibility, flex resistance

. . Reduction in diameter

AH11

AH12

AH13

AH14

AH15

AH16

AH17

AH18

AH19

. Optical functions, purposes

. . Expansion of effective core cross-sections (Aeff)

. . Contraction of effective core cross-sections (Aeff)

. . Nonlinear effect suppression

. . highly nonlinear properties

. . Reduction of polarization mode dispersion

. . Disperse slope compensation

. . Dispersion reduction

. . Dispersion flattening, dispersion slope reduction

AH22

AH23

AH24

AH25

AH27

AH29

. . Bending loss reduction

. . Widening bandwidth

. . Increase of the number of apertures

. . Expansion of use wavelength region

. . Light absorption, stray lights, crosstalk prevention

. . Transmittance recovery

AH31

AH32

AH33

AH34

AH35

AH36

AH37

AH38

AH39

AH40

. Purposes

. . Optical amplification fibers

. . . Rare earth addition types

. . . For raman amplification

. . For WDM

. . For wiring, for FTTH

. . Side surface light leak types

. . For detection (AG18 takes precedence)

. . . Liquid detection

. . . Disconnection detection

AH42

AH43

AH44

AH45

AH46

AH47

AH50

. . For power transmission

. . . Cooling

. . Infrared transmission

. . Optical soliton transmission

. . For mode multiplex (excluding polarization multiplex)

. Connection-facilitating with optical fibers, low connection losses

. Numerical limitation, formulas (other terms take precedence)

BA00
MANUFACTURE OF CORES

BA01

BA02

BA03

BA04

BA05

BA06

. Coating method

. . Extrusion

. . Application

. . Evaporation

. . Pipe coating

. . Recoating

BA11

BA12

BA13

BA14

BA15

BA16

BA17

BA18

BA19

BA20

. Purposes

. . Uniformizing

. . Speed increase

. . Stress strain suppression

. . Screening

. . Thermal treatment

. . Curing of resin

. . . Ultraviolet curing

. . . Thermosetting

. . Removal of hydrogen gas

BA21

BA22

BA23

BA24

BA25

. Devices for manufacturing

. . Coating devices

. . . Characterized by dies

. . . Characterized by winding devices

. . Ultraviolet curing devices

BA31

BA32

BA33

BA34

BA35

BA36

BA37

. Coating objects

. . Glass fibers

. . Plastic clad fibers

. . Plastic fibers

. . Crystal fibers

. . Fiber gratings

. . Fusion-spliced parts

BB00
COATING MATERIALS OF CORES

BB01

BB02

BB03

BB04

BB05

BB06

BB07

BB08

BB09

BB10

. Materials

. . Resins

. . . Polyamide (nylon)

. . . Silicone resin

. . . Epoxy resin

. . . Polyimide

. . . Acrylic resin, methacrylic resin

. . . Fluorine resin

. . . Polyolefin

. . . . Polyethylene

BB13

BB14

BB15

BB16

BB17

BB18

BB19

BB20

. . . Polyester

. . . Polyurethane

. . . Vinyl

. . . Crystal polymers

. . . Other reins

. . . Copolymers

. . . Containing additives

. . . Fiber-reinforced plastics (FRP)

BB22

BB26

. . Glass

. . Metals

BB31

BB32

BB33

BB34

BB35

BB36

BB37

BB38

BB39

. Properties

. . Thermosetting

. . Photocurable

. . Electron ray-curable

. . Thermoplastic

. . Liquid crystal polymers

. . Foam layers

. . Cushioning layers

. . Peeling layers

BC00
CORE STRUCTURES

BC01

BC02

BC03

BC04

BC05

. Coating layer structures

. . 2 layers

. . 3 layers

. . 4 layers

. . 5 or more layers

BC11

BC12

BC13

BC14

BC15

BC16

BC17

BC18

BC19

BC20

. Pipe coatings

. . Having intervening objects

. . . Gas

. . . Liquid

. . . Powder

. . . Plates

. . . Linear bodies

. . . Fibers

. Coating with embedded reinforcement lines

. . Drop cables

BD00
FUNCTIONS, PURPOSES OF CORES

BD01

BD02

BD03

BD04

BD05

BD06

BD07

BD08

BD09

BD10

. Stray light prevention

. Identification

. Heat resistance, flame retardant

. Radiation resistance

. Waterproof

. Chemical resistance

. Adhesiveness, non-sealable property

. Characterized by surface friction

. Application of stress

. Easing of stress

BD11

BD12

BD13

BD14

BD16

BD17

BD18

BD19

BD20

. Reduction in coating thickness, reduction in diameter

. Transmission loss reduction

. Reinforcement

. Used for optical fiber tapes

. Numerical limitation

. . Young's modulus, modulus

. . Coating thickness, coating outer diameters

. . Thermal expansion coefficient

. . Composition ratio of coating materials

BD21

BD22

BD23

BD24

BD25

BD26

. Problem of internal wiring

. . Appearance

. . Fixing method

. . Preventing damages

. . Bent wiring

. . Accident prevention

CA00
OPTICAL FIBER BUNDLE STRUCTURES

CA01

CA02

CA03

CA05

CA06

CA08

CA09

CA10

. Bundle cross section structures

. . Integral

. . Non-integral

. . Having a line-shape

. . . Refractive index distribution light guide body arrays

. . Having an intervening object between element fibers

. . . Absorption or shades

. . . Conductors

CA11

CA13

CA14

CA15

. . . Lubricants

. . Having a mixture of multiple types of element fibers

. . . For lighting and for detection or reading

. . . Different in diameter or shape

CA21

CA22

CA23

CA24

CA26

CA28

. Bundle longitudinal direction structures

. . Having twisting or spiral portions

. . . Giving flexibility or elastic property

. . . Giving optical effects

. . Organized one

. . Having light leak portions, reflection portions

CA31

CA32

CA33

CA34

CA35

CA36

CA37

CA39

. Structures in which the shape or arrangement of an inlet and an outlet are different.

. . Expansion or contraction

. . Pattern conversion, pattern generation

. . Circle one straight lines

. . . The same straight lines

. . Reordering, image decomposition

. . Random correspondence

. . Branching or merging

CA41

CA42

CA43

CA45

CA46

CA47

CA48

CA49

CA50

. End portion structures

. . Fixing, supporting

. . Fixed portion root

. . Optical structures

. . . Having curved bundle end surfaces

. . . Having inclined bundle end surfaces

. . . Having optical acting portions at tip ends of elements

. . . Having tip ends of elements that are not parallel with each other

. . . Removing or modifying clads at tip ends

CA51

. . . Having masks or shielding portions.

CA61

CA62

CA63

CA64

CA65

CA67

CA68

CA69

. Protection structures

. . Skin, coating

. . Heat resistance, cooling

. . Radiation resistance, devitrification recovery

. . End surface protection

. Connection structures

. . Bundles each other

. . Bundles and light sources or light receivers

CB00
FUNCTIONS OF OPTICAL FIBER BUNDLES

CB01

CB02

CB04

CB06

CB08

CB10

. Image deterioration prevention

. . Using vibrations

. Image deformation, correction

. Image plane deformation, correction

. Uniformizing lighting or light reception, distribution correction

. Lighting of linear or annular areas

CB12

. Infrared or power transmission

CC00
MANUFACTURING METHOD OF OPTICAL FIBER BUNDLES

CC07

CC08

CC09

CC10

. Manufacturing method of non-integral bundles

. . Focusing, bundling

. . Winding method

. . Elution method

CC12

CC13

CC14

CC15

CC16

CC18

. Aligning method

. . Sequential parallel position, stacked alignment

. . Sequential parallel position by guide grooves, guide pins

. . Simultaneous passage alignment to rollers, openings. And comb teeth

. . Parallel arrangement of unit fiber bundles

. . Alignment by vibrations or fluid

CC21

CC23

CC25

CC28

. Manufacturing method of sheet-shaped bundles

. Manufacturing method of subject matters in which shapes and arrangements of an inlet and an outlet are different.

. Manufacturing method that does not rely on focusing of element fibers

. Manufacturing method of end portions

CD00
APPLICATION OF OPTICAL FIBER BUNDLES

CD01

CD02

CD03

CD05

CD06

CD07

CD09

CD10

. Observation devices, monitoring devices, fiberscopes

. . Through eyepieces

. . Through screens or photoelectric conversion devices

. Copying machines, camera, projector

. . For slit exposure

. . Screens, focusing screens

. Reading, detection, measurement, recording, facsimiles

. . For scanning devices

CD11

CD13

CD14

CD16

CD18

CD20

. . For light emitting element or light receiving element array

. Indications, displays, decorations

. . Variable, movable one

. Face plates, televisions

. Medical equipment (excluding endoscopes)

. Solar power equipment

CD22

. Light signal transmission, optical communications

CZ00
OPTICAL FIBER BUNDLES, OTHERS

CZ01

CZ02

CZ04

CZ05

CZ07

CZ08

CZ09

. Special element fibers or light guides

. . Refractive index distribution light guides

. . Waveguide type light guides

. . Having cross-sections that are not circular or regular polygonal

. Fiber materials other than multi-component glass

. . Plastic

. . Silica glass

CZ11

CZ13

CZ15

. Auxiliary optical system of a device using a bundle

. Handling of bundles, operation auxiliary means

. Inspection, measurement of bundles

2H250	OPTICAL FIBERS, OPTICAL FIBER CORES, AND OPTICAL FIBER BUNDLES
	G02B6/02 -6/02,426;6/02,451-6/10;6/44-6/44,346