BS-7011-2.1-1989.pdf
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1、BRITISH STANDARD BS 7011-2.1: 1989 Consumable accessories for light microscopes Part 2: Slides Section 2.1 Specification for dimensions and optical properties NOTEIt is essential that this section is read in conjunction with the general information given in BS 7011-0 “General Introduction”. which is
2、 published separately. UDC 681.723:681.7.074.2:681.785.6:(083.74) Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 12:55:13 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 7011-2.1:1989 This British Standard, having been prepared under the direction of the Laborato
3、ry Apparatus Standards Committee, was published under the authority of the Board of BSI and comes into effect on 28 February 1989 BSI 09-1999 The Committees responsible for this British Standard are shown in Part 0. The following BSI references relate to the work on this standard: Committee referenc
4、e LBC/33 Draft for comment 87/52976 DC ISBN 0 580 16816 6 Foreword This Section of BS 7011 has been prepared under the direction of the Laboratory Apparatus Standards Committee. It supersedes some of the requirements given in BS 3836-1:1974, which are deleted by amendment. This Section of BS 7011 is
5、 related to ISO 8037-1:1986 “Optics and optical instruments Microscopes Slides Part 1: Dimensions, optical properties and marking”, published by the International Organization for Standardization (ISO), and differs from the technical requirements of the International Standard in the following respec
6、ts. Three nominal thicknesses and tolerances (0.9, 1.0 and 1.1 mm 0.1 mm) are specified instead of a single thickness range (0.9 mm to 1.2 mm). The tolerance on the length ismm instead ofmm. The tolerance on the width ismm instead of mm. The other Parts and Sections of this standard are listed in Pa
7、rt 0. Purchasers ordering to this standard are advised to specify in their purchasing contract that the supplier operates a quality system in compliance with BS 5750-3 to ensure that products claimed to comply with BS 7011-2.1 consistently achieve the required level of quality. A British Standard do
8、es not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an ins
9、ide front cover, pages i and ii, pages 1 and 2, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorporated. This will be indicated in the amendment table on the inside front cover. +0 0.5 +0 1 +0 0.5 + 0 1 Amendments issued sin
10、ce publication Amd. No.Date of issueComments Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 12:55:13 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 7011-2.1:1989 BSI 09-1999i Contents Page ForewordInside front cover 1Scope1 2Dimensions1 3Design1 4Optical propert
11、ies1 5Marking1 Table 1 Nominal dimensions of microscope slides1 Table 2 Tolerances on dimensions of microscope slides1 Publications referred toInside back cover Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 12:55:13 GMT+00:00 2006, Uncontrolled Copy, (c) BSI i
12、i blank Licensed Copy: London South Bank University, London South Bank University, Fri Dec 08 12:55:13 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS 7011-2.1:1989 BSI 09-19991 1 Scope This Section of BS 7011 specifies the dimensions and optical properties of a range of twelve nominal sizes of micros
13、cope slides suitable for use for transmitted light microscopy in the visible spectral range. NOTE 1The visible spectral range is defined as being the range from 400 nm to 760 nm. NOTE 2The titles of the publications referred to in this Section are listed on the inside back cover. 2 Dimensions The di
14、mensions of the microscope slides shall be one of the sizes given in Table 1 and within the tolerances given in Table 2. Table 1 Nominal dimensions of microscope slides Table 2 Tolerances on dimensions of microscope slides 3 Design The microscope slides shall be rectangular. 4 Optical properties The
15、 microscope slides shall have a principle refractive index (ne) of 1.53 0.02. NOTEThe principle refractive index ne, is the refractive index of light at the green mercury e-line (2e = 546.07 nm, see BS 7017). This wavelength is close to the maximum sensitivity of the eye and has been used as the pri
16、ncipal wavelength of optical computation for some time. 5 Marking Each package of microscope slides shall be clearly labelled with the following information: a) the nominal dimensions; b) the makers and/or vendors name or mark; 1) the number and date of this Section of this British Standard, i.e. BS
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