1. An objective having lens units, each of which is constructed with single lenses, and a numerical aperture of 0.7 or more, the objective comprising, in order from an image side:
a first lens unit including a positive meniscus lens with a convex surface facing an image side, at least two negative lenses, and at least two positive lenses, and having negative power as a whole;
a second lens unit including a negative lens and a positive lens so that a radius of curvature of a surface of the negative lens, adjacent to the positive lens, is smaller than a radius of curvature of an opposite surface thereof;
a third lens unit including biconvex positive lenses and biconcave negative lenses which have different media, so that two of the biconvex positive lenses are arranged on the object side and the image side, and having positive power as a whole; and
a fourth lens unit including a negative meniscus lens and at least one positive meniscus lens, and having positive power as a whole,
the objective satisfying the following condition:
0<|RminRmax|<0.5
where Rmin is the radius of curvature of the surface of the negative lens, adjacent to the positive lens, in the second lens unit and Rmax is the radius of curvature of the opposite surface thereof.
2. An objective according to claim 1, further satisfying the following condition:
1<|FL2FL3|
where FL2 is a focal length (mm) of the second lens unit and FL3 is a focal length (mm) of the third lens unit.
3. An objective according to claim 1, further satisfying the following condition:
\u2003\u22121.5<FL1FL234<\u22121
where FL1 is a focal length (mm) of the first lens unit and FL234 is a synthesized focal length (mm) of the second lens unit to the fourth lens unit.
4. An objective according to claim 1, wherein the single lenses are constructed of quartz and fluorite.
5. An objective according to claim 1, wherein each of the first lens unit, the third lens unit, and the fourth lens unit has air spacing between a positive lens and a negative lens of different media and includes at least one pair of lenses so as to satisfy the following conditions:
dL<0.025
0.58<RpRn<1.73
where L is a parfocal distance (mm) of the objective, d is the air spacing (mm), Rp is a radius of curvature of a surface with positive power, of the positive lens and the negative lens facing each other with air spacing therebetween, and Rn is a radius of curvature of a surface with negative power thereof.
6. An objective according to any one of claims 1-5, wherein at least one pair of lenses are constructed so that a negative lens and a positive lens of different media are arranged with air spacing therebetween, and the negative lens and the positive lens are constructed of quartz and fluorite, respectively.
7. An objective according to any one of claims 1-5, further satisfying the following condition:
Ri<Ro
where Ri is a radius of curvature of an image-side surface of at least one negative lens in the first lens unit and Ro is a radius of curvature of an object-side surface thereof.
8. An objective according to any one of claims 1-5, further satisfying the following condition:
|DUVfp\u2212IRfp|\u226612 \u03bcm
where DUVfp is an imaging position on the object side in a deep ultraviolet region and IRfp is an imaging position on the object side of wavelength in an infrared region.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method for integrating metadata from applications used for social networking into a customer relationship management (CRM) system, the method comprising:
obtaining, from applications used for social networking, metadata associated with users of the applications;
analyzing the metadata from the applications to infer opportunities, relationships for mapping clients, structures, and subject matter experts; and
integrating the opportunities, the relationships for mapping the clients, the structures, and the subject matter experts into a customer relationship management (CRM) system to populate the CRM system.
2. The method of claim 1, in which the metadata from the applications is derived from interactions between the users of the applications, based on historical patterns across the applications, and used to infer a social graph, the subject matter experts, the opportunities, the relationships for mapping the clients, contacts, or combinations thereof.
3. The method of claim 1, in which the applications comprises electronic mail (email) applications, instant messages (IM) applications, text messages (TM) applications, social network applications, blog applications, newsfeed applications, or short message service (SMS) applications.
4. The method of claim 1, in which the metadata comprises patterns, social graphs, the relationships for mapping the clients, the structures, or combinations thereof of the users of the applications.
5. The method of claim 1, further comprising updating the CRM system based on modifications made by the users in the applications.
6. The method of claim 5, in which updating the CRM system based on the modifications made by the users to the applications comprises updating the opportunities, the relationships for mapping the clients, the structures, and the subject matter experts in the CRM system.
7. The method of claim 1, in which the opportunities represent a complex record structure in the CRM system and each of the opportunities is associated with a number of fields of the metadata.