1、Designation: F659 10 An American National StandardStandard Specification forSki and Snowboard Goggles1This standard is issued under the fixed designation F659; the number immediately following the designation indicates the year of originaladoption or, in the case of revision, the year of last revisi
2、on.Anumber in parentheses indicates the year of last reapproval.Asuperscriptepsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers the minimal requirements ofski and snowboard goggles (intended for nonmotorized use) toprovide a reasonable
3、 degree of protection against snow andmoisture striking or lodging in the eye or surrounding softtissue.1.2 The scope of this specification shall include require-ments for materials, optical properties, lens strength andretention, labeling, identification, and testing procedures.1.2.1 Contact lenses
4、, sunglasses, and corrective dress eyewear are not included within the scope of this specification.(WarningImpact resistant prescription spectacles that con-form to the standard specifications of ANSI Z87.1 should beused if spectacles are to be worn under goggle-type eyewear ascovered by this specif
5、ication.)1.3 The values stated in SI units are to be regarded as thestandard. The values given in parentheses are for informationonly. Metric units of measurement in this specification are inaccordance with the International System of Units (SI). If avalue for measurement as given in this specificat
6、ion is followedby an equivalent value in other units, the first stated is to beregarded as the requirement. A given equivalent value may beapproximate.1.4 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this
7、 standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM Standards:2D1003 Test Method for Haze and Luminous Transmittanceof Transparent Plastics2.2 ANSI Standards:3ANSI Z80.3 OpthalmicsNonp
8、rescription Sunglasses andFashion EyewearANSI Z87.1 Occupational and Educational Eye and FaceProtection Devices2.3 CEN Standard:4EN 168 Personal eye protectionNon-optical test methods3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 astigmatism, ncondition in a lens that creates
9、 twoaxially separated line foci of each object point, the lines beingmutually perpendicular; in other words, the lens has twodifferent refractive powers in meridians that are 90 apart.3.1.2 base-down, adjrefers to the type of prism that causesa horizontal beam of light to bend down causing objects t
10、oappear higher than their true position.3.1.3 base-in, adjrefers to the type of prism imbalancethat tends to cause parallel rays of light passing through aprotector, spaced apart by the interpupillary distance, to con-verge.3.1.4 base-out, adjrefers to the type of prism imbalancethat tends to cause
11、parallel rays of light passing through aprotector, spaced apart by the interpupillary distance, to di-verge.3.1.5 base-up, adjrefers to the type of prism that causes ahorizontal beam of light to bend upward causing objects toappear lower than their true position.3.1.6 binocular, adjrelating to the f
12、ield of view that isshared by both eyes simultaneously; also, any simultaneousactivity of the two eyes.3.1.7 central viewing zone, nthat part of the eye of aprotector that has its center in line with the wearers normalline of sight.3.1.7.1 DiscussionThe zone is circular and 40 mm indiameter. The cen
13、ter of the central viewing zone shall be thepoint of intersection of the line of sight with the lens asmounted on the head form.1This specification is under the jurisdiction of ASTM Committee F08 on SportsEquipment, Playing Surfaces, and Facilities and is the direct responsibility ofSubcommittee F08
14、.57 on Eye Safety for Sports.Current edition approved Feb. 1, 2010. Published March 2010. Originallyapproved in 1980. Last previous edition approved in 2006 as F659 06. DOI:10.1520/F0659-10.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at servi
15、ceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.4Available from European Committee for Stand
16、ardization (CEN), 36 rue deStassart, B-1050, Brussels, Belgium, http:/www.cenorm.be.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States13.1.8 coverage, ncharacteristic of a protective device thatobstructs straight line paths that are coin
17、cident with thewearers eyes.3.1.9 cleanable, adjability of a protective device to bemade readily free of dirt or grime without being damaged witha cleaning process, such as the use of soap and water.3.1.10 eye, nrelating to the eye of a test head form or theeye of a person wearing a protector.3.1.11
18、 eye of the head form, nall structures containedwithin the orbital rim of the head form.3.1.12 fracture, nseparation, as a result of impact, of alens or frame into two or more separate pieces.3.1.13 haze, nfraction of the total transmitted light from anormally incident beam that is not transmitted i
19、n a focusedcondition but scattered by inclusions or surface defects.3.1.13.1 DiscussionExcessive haze will reduce contrastand visibility.3.1.14 horizontal imbalance, ndifference in prismatic de-viation of incident parallel light beams on the two eyes of aprotective device in the horizontal meridian
20、(see base-in andbase-out).3.1.15 impact resistance, nability of a device to affordprotection from impact as required by this specification.3.1.16 lens, ntransparent part or parts of a protectivedevice through which the wearer normally sees.3.1.17 normal lines of sight, nstraight ahead horizontalline
21、s that intersect the center of the eyes of the appropriatehead-form.3.1.18 power imbalance, nrelates to the condition inwhich the refractive power of the lens or lenses of a protectoris different as presented to the two eyes.3.1.19 prism, prismatic effect, nprism bends a beam oflight as a result of
22、the lack of parallelism of the two surfaces ofa lens through which the beam of light traverses and theamount of bending is a function of the curvatures, thickness,and index of refraction of the material and the angle ofapproach of the line of sight to the optical surface.3.1.19.1 DiscussionIn this s
23、pecification, the word prismrefers to the amount of bending that is imposed upon the lineof sight of a wearer of an eye protector for the standard viewingposition. Prism is expressed in diopters. The deviation of theline of sight by 1 cm/m is 1 prism diopter.3.1.20 protective device (or protector),
24、ndevice that pro-vides protection to the wearers eye against snow and moistureencountered in non-motorized snow sports.3.1.21 refractive power, nfocusing effect of a lens ex-pressed in diopters.3.1.22 spherical power, naverage of the maximum merid-ian astigmatic power and the minimum meridional asti
25、gmaticpower of a lens.3.1.23 test head form, nfor the purpose of thisspecification, the reference head forms shall conform to EN168 (current revision).3.1.23.1 DiscussionThe two sizes of head forms aremedium, which approximates a 50th percentile adult male, andsmall, which approximates a 60th percen
26、tile twelve-year-oldchild, and both should be of the polyurethane-covered version.3.1.24 vertical imbalance, ndifference in prismatic devia-tion between parallel light beams incident on the two eyes of aprotective device in the vertical meridian.4. General Requirements4.1 Materials and Design:4.1.1
27、Materials coming into contact with the wearers faceshall not be of a type known to cause skin irritation.4.1.2 Materials coming into contact with the wearers faceshall not undergo significant change of hardness, loss ofstrength or flexibility, or other physical change as a result ofperspiration, oil
28、 from the wearers skin and hair, or sunscreenlotion.4.1.3 Goggles shall be free of sharp edges or projections thatcould cause harm or discomfort to the wearer.4.1.4 Facial contact surfaces shall be of sufficient softnessand flexibility to minimize body surface injury in case of hardimpacts.4.1.5 Hea
29、dbands shall be capable of holding the gogglesecurely under normal operating conditions and be capable ofease adjustment.4.1.6 Materials shall be of durable quality and shall notundergo appreciable alterations under the influence of agingand environmental conditions as occur in the intended field of
30、use (sun, moisture, or cold).4.1.7 Goggles shall be capable of being cleaned to thedegree that, when cleaned in accordance with the methoddescribed in 9.1, they shall remain compliant with the require-ments of this specification.4.1.8 The goggle shall be constructed in such a manner as toprevent com
31、ponents of the protector from contact with the eyeof the head form, detachment, or dislodgment when tested inaccordance with Section 8 of this specification.4.1.9 Finishes and coatings as used on the protector shall notdelaminate from the base surface of the protector such that theydislodge, detach,
32、 or delaminate when tested in accordance withSection 8 of this specification.5. Performance Requirements5.1 Optical Requirements:5.1.1 Refractive TolerancesWhen tested in accordancewith 7.7, the refractive power in any meridian shall not exceed0.12 diopters.5.1.2 Astigmatic PowerWhen tested in accor
33、dance with7.7, the astigmatic power (absolute power difference in ex-treme meridians) shall not exceed 0.12 diopters.5.1.3 Prismatic PowerWhen tested in accordance with7.6, prismatic power shall not exceed 0.50 prism diopters.5.1.4 Prismatic ImbalanceWhen tested in accord with7.6, prismatic imbalanc
34、e shall not exceed 0.25 base-in orvertical and 0.75 base-out.5.1.5 Ultraviolet TransmittanceUltraviolet A (UVA) andultraviolet B (UVB) transmittance of lenses shall comply withANSI Z80.3 for both clear and tinted protectors when mea-sured at any point within the central viewing zone.F659 1025.1.6 Ha
35、zeWhen tested in accordance with 7.5, total angleforward scattered light (haze) shall not exceed 3 %.5.1.7 Optical QualityWhen tested in accordance with7.2.2, striae warpage, surface ripples, lenticulations, or abruptoptical changes that are discernible under the test conditions of7.2 shall constitu
36、te a failure.5.1.8 Surface and Internal DefectsPits, scratches,bubbles, grayness, specks, cracks, and watermarks that arediscernible under the test conditions of 7.2 shall constitute afailure.5.1.9 Resistance to FoggingA goggle that is described asbeing resistant to fogging shall pass the test speci
37、fied in AnnexA1.NOTE 1To claim or describe a goggle as being resistant to fogging isoptional.5.1.10 Field of ViewAs tested in accordance with 8.4.5.1.10.1 Temporal Field50.5.1.10.2 Nasal Field30.5.1.10.3 Superior30.5.1.10.4 Inferior30.5.2 Mechanical Requirements:5.2.1 All interchangeable lenses reco
38、mmended by themanufacturer shall pass the mechanical strength requirementsas specified in this specification when tested in the specifiedprotector.5.2.2 All goggles that permit interchangeable lenses shall betested with plano interchangeable lenses, made of the samematerial, with the same coatings,
39、of the specified minimumthickness, and with the same edge configuration as the inter-changeable lenses recommended by the manufacturer.5.2.3 Mechanical Strength:5.2.3.1 When tested in accordance with 8.1, any displacedfragments, separated delaminations, or complete fracture of theframe or lenses con
40、stitute a failure.5.2.3.2 When tested in accordance with 8.1, any displace-ment or dislodgment of the lens from its original positionwithin the frame constitutes failure.5.2.3.3 When tested in accordance with 8.1, no contact withthe eye of the head form shall be permitted either by the lensof the pr
41、otector or the projectile itself.55.2.3.4 A protector that is dislodged from the test headformwhen tested in accordance with 8.1 shall not constitute a failureprovided all of the above mechanical requirements are met.5.2.4 Lens Strength and Retention:5.2.4.1 When tested in accordance with 8.1, a sin
42、gle lensgoggle that allows the missile to rupture the lens shallconstitute a failure.55.2.4.2 When tested in accordance with 8.1, a single lensgoggle that allows the frame or lens to fracture shall constitutea failure.5.2.4.3 When tested in accordance with 8.1, a thermal (dual)lens goggle that allow
43、s the missile to penetrate or fracture theinner lens shall constitute a failure.5.2.4.4 When tested in accordance with 8.1, any displace-ment or dislodgment of any lens by more than 25 % in singleor thermal (dual) lens goggles from its original position withinthe frame constitutes a failure.5.3 UV S
44、tabilityGoggle lenses shall be conditioned inaccordance with 8.3. Luminous transmittance of conditionedlenses shall not vary by more than 20 % of their original value.In addition, the product shall meet the requirements of 5.1.7after conditioning.5.4 Water and Snow ProtectionThe goggle shall be de-s
45、igned to limit snow or water from entering the goggle andcontacting the eyes. When tested in accordance with 8.2 thegoggle shall not allow liquid to enter and contact the eye of thehead form.6. Specimen Preparation6.1 Only new and complete eye protectors as offered forsale shall be tested.6.2 Protec
46、tors shall be preconditioned at 23 6 2C (73 63.5F) and 50 6 5 % relative humidity for a minimum periodof 24 h before the commencement of any test or furthertemperature preconditioning.7. Test Methods7.1 Samples QuantityUnless otherwise stated, a samplequantity of three devices shall be tested for ea
47、ch requirementand corresponding test method as defined in this section.7.2 Optical Quality, Surface, and Internal DefectsA high-contrast illuminated grid pattern of dark and white lines shallbe viewed through the lens, scanning it area by area andmoving it about. The grid pattern should be at least
48、46 by 46cm (18 by 18 in.) and constructed of high-contrast black lineson a white background (the white separations being equal tothe black lines, both being approximately 0.6 cm (14 in.) wide).The target should be at least 1.8 to 2.4 m (6 to 8 ft) from theobserver, and the lens should be held at lea
49、st 46 to 61 cm (18to 24 in.) from the eye. Dual lens goggles shall be measured ascomplete devices assessing the combined effect of both lenses.7.2.1 Any pits, scratches, bubbles, grayness, specks, cracks,and watermarks that are discernable that would impair thefunction of the lens shall be cause for failure.7.2.2 Ripples in the lens detected by this test method shouldbe further examined. Localized power errors or aberrations thatare detected are permissible if no measurable or gross focime-ter or telescope target
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