BS ISO 12853:2015 pdf download – Microscopes — Information provided to the user
1 Scope
This International Standard specifies the minimum required information to be provided to the user by the microscope manufacturer. This International Standard is not applicable to inverted microscopes,advanced technique microscopes, and digital display microscopes.
2 Normative references
The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 8578, Microscopes — Marking of objectives and eyepieces
3 Data provided by the manufacturer
3.1 General information
The mandatory data, indicated (m), shall be provided by the manufacturer when the respective microscope assemblies feature the properties described. Provision of further microscope data,indicated (r), is recommended but not required.
3.1.1 Details of origin
3.1.1.1 (m) Manufacturer
3.1.1.2 (r) Country of origin, if required
3.1.2 (r) Field of application
EXAMPLE Schools and courses, laboratories, research, industry.
3.1.3 (m) Imaging and illumination methods
EXAMPLE Transmitted light, reflected light, brightfield, darkfield, phase contrast, differential interference contrast, polarization, fluorescence.
3.1.4 (r) Accessories
EXAMPLE Photographic equipment, alternative light sources, manipulators, photometric equipment, image processing equipment, video equipment.
3.2 Design information
3.2.1 Optical system
3.2.1.1 (m) Type of optical system
EXAMPLE Finite, infinite.
3.2.2 Stand
3.2.2.1 Dimension of stand, expressed in millimetres (see Figure 1):
a) (m) l 1 , l 2 base dimensions (measured in x and y directions);
b) (m) l 3 overall mechanical height (without attachments);
c) (m) l 5 distance from exit pupil to base plane (65 mm interpupillary distance);
d) (m) l 7 distance from exit pupil to focus drive (65 mm interpupillary distance);
e) (r) l 4 maximum height of stage surface from base plane;
f) (r) l 6 distance from focus drive to base plane;
g) (r) l 8 distance between the exit pupil and the objective’s optical axis;
h) (r) l 9 overall mechanical depth;
i) (r) l 10 depth of lamp-house.
3.2.2.2 (r) Mass of the stand, expressed in kilograms (including body tube, but without attachments).
3.2.2.3 (r) Interchangeability of components at the stand.
EXAMPLE Viewing tube, stage, substage, lamp housing, nosepiece.
3.2.2.4 Adjustment integrated in the stand:
a) (m) coarse adjustment affecting the stage or the body tube;
b) (m) operating range of coarse adjustment range, in millimetres;
c) (m) fine adjustment affecting the stage or the body tube;
d) (r) operating range of fine adjustment, in millimetres;
e) (r) movement of fine adjustment per scale division or rotation, in micrometres;
f) (r) movement of coarse adjustment per rotation, in millimetres.
3.2.2.5 (r) Slots integrated in the stand.
3.2.2.6 (m) Tube factor q different from 1 × (if tube lens is located in the stand).
3.2.3 Microscope tube
a) (m) Monocular, binocular, or trinocular tube;
b) (m) interpupillary distance adjustment range, in millimetres;
c) (m) tube factor q different from 1 × (if the tube lens is located in the tube);
d) (m) inclination angle α of a viewing direction (see Figure 1);
e) (m) inside diameter of the eyepiece tube(s) (23,2 mm or 30 mm);
f) (r) dioptre adjustment;
g) (r) tube length compensation;
h) (r) focal length of the tube lens (if the tube lens is corrected for infinite primary image distance);
i) (r) splitting ratio(s) of the beam splitter(s);
j) (r) distance l 8 between the exit pupil and the objective’s optical axis (see Figure 1).
3.2.4 Nosepiece
a) (m) Number of mounting holes for objectives;
b) (m) objective centration;
c) (r) dimensions of screw thread other than the RMS thread.
3.2.5 Objectives
The following data of the objectives, suitable for use with related microscope, shall be listed in accordance with ISO 8578:
a) (m) magnification;
b) (m) numerical aperture;
c) (m) state of correction, field of view, and colour;
d) (m) immersion medium (other than air);
e) (m) tube length, in millimetres;
f) (m) cover glass thickness, in millimetres;
g) (m) contrast methods;
h) (m) suitability for polarized-light microscopy;
i) (m) iris diaphragm;
j) (m) free working distance, in millimetres;
k) (m) correction collar.
3.2.6 Eyepieces
The following data of the objectives, suitable for use with related microscope, shall be listed in accordance with ISO 8578:
a) (m) magnification;
b) (m) field number;
c) (m) diameter of eyepiece (23,2 mm or 30 mm);
d) (r) type of correction;
e) (r) interchangeability of graticules;
f) (r) suitability for spectacle wearers;
g) (r) dioptre adjustment.BS ISO 12853 pdf download.