JP4249829B2 - How to sell contact lenses - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
  The present inventionLineFor selling contact lenses (hereinafter referred to as “CL”) using a plurality of information processing devices connected viaSales methodAbout. More specifically, sales of CL that can always maintain the safety of CLMethodAbout.
[0002]
[Prior art]
First, an example of a conventional CL sales method will be described.
[0003]
When a CL user purchases a CL, first, the CL is selected. There are various types and standards for the CL, and it is necessary to select for each CL user. The types of CL are classified into hard CL and soft CL, then hard CL is further classified by oxygen permeability, and soft CL is classified according to moisture content (moisture content) and whether the material is ionic or nonionic. Further classified. On the other hand, the CL standard is classified based on the inner radius of curvature of the CL, the frequency of the CL, the diameter of the CL, and the like. The information on the CL type and standard is referred to as “CL information”.
[0004]
The selection of CL is usually obtained by diagnosing and examining the eye or refractive power of the CL user, for example, information on the radius of curvature of the cornea, corneal diameter, refractive power, tear volume and corneal endothelial cells (hereinafter, corneal endothelial cells). (Ophthalmological diagnosis information)), purpose of use, age, environment of use, etc.
[0005]
The CL user pays an examination fee to the doctor who examined the eyeball, receives the CL at the CL dealer, and pays the CL dealer and the CL care product. The care product removes dirt adhering to the CL, and in particular, the soft CL containing water in the lens material sterilizes the bacteria present in the lens so that the CL is kept clean so as not to harm the eyes. Or always needed to maintain good vision. Note that CL is purchased in advance by a CL dealer from a CL seller.
[0006]
Then, every time the care product is consumed after purchasing the CL, the CL user purchases the care product at the CL dealer or other care product handling store.
[0007]
[Problems to be solved by the invention]
In the conventional CL sales method, as described above, a CL dealer purchases CL from a CL seller in advance and sells the CL selected by the doctor to the CL user. Therefore, it is impossible for the CL seller to grasp the usage status of the CL after the sales, and the CL may be used continuously even after the replacement time. Furthermore, CL users need to purchase care products that are consumable items as needed, and sometimes there is a case where wrong care products that do not match the characteristics of the purchased CL material are purchased and used by mistake. Therefore, there is a problem that CL cannot be kept clean and harms the eyes, or CL becomes cloudy and cannot maintain good visual acuity.
[0008]
  The present invention has been made to solve such a problem, and sales of a CL capable of constantly maintaining the safety of the CL by grasping the usage status of the CL after the sales.MethodThe purpose is to provide.
[0009]
[Means for Solving the Problems]
  Sales of CL of the present inventionMethodIsContact lens user identification information, address, and use of each contact lens from a plurality of second group information processing devices installed in a facility prescribing a plurality of contact lenses to a first group information processing device via a line A process of transmitting a plurality of second group information processing devices to a first group information processing device installed in a facility related to a contact lens seller via a line;
A step of storing a registration number assigned to the user by the first group information processing apparatus and the identification number transmitted to the contact lens seller, and the registration number associated with a diagnosis result;
Sending contact lenses from contact lens sellers or distributors to contact lens users;
When the contact lens is supplied from the sales agent to the contact lens user, every time the contact lens is supplied, a process of transmitting information about the type and standard of the supplied contact lens from the sales agent to the first group information processing apparatus. When,
Data from the first group information processing device and the plurality of second group information processing devices to portable recording media for contact lens users, respectively. ( Includes registration number ) The contact lens user can exchange each portable recording medium with access to the line without changing the contact lens seller so that the contact lens user can replace any of the prescribed contact lenses. Supply
Paying a predetermined amount every month from the contact lens user to the contact lens seller;
The contact lens seller uses the data stored in the portable recording medium of the contact lens user to whom the contact lens is supplied via the contact lens store, and the contact lens seller uses the first group information processing device to contact the contact lens. Determining a contact lens replacement date based on the sales date and characteristics of
Informing the contact lens user of contact lens replacement time from the first group information processing device via a line; and
Replacing old and new contact lenses at dealers at irregular intervals, such as when vision changes due to payment of a predetermined amount, when CL is damaged, and when CL is severely soiled and scratched Contact lens sales method including processIt is.
[0010]
A contact lens sales method including a step of supplying dealer information close to the user's address via a line from the first group information processing device to the contact lens user based on data relating to the address of the contact lens user.It is.
[0023]
DETAILED DESCRIPTION OF THE INVENTION
  Next, sales of CL of the present inventionMethodThe embodiment will be described.
[0024]
Reference example1
  While referring to the drawings, CSales of LMethodofReference example1 will be described.
[0025]
  1-2, CSales of LMethodofReference exampleFIG. 6 is a diagram illustrating sales of the present invention.MethodFIG. 7 is a block diagram showing the flow of contractual relations when applying to the membership system sales system, FIG. 7 is the sales of FIG.MethodIt is a block diagram which shows the flow of money and goods in. 1 and 2, 1 is a communication network, 2 is a first information processing device, 3 is a second information processing device, and 4 is a third information processing device.
[0026]
An example of the communication network 1 is a conventional computer network. Further, the information processing apparatuses may be connected using a dedicated communication line. Further, only the first information processing device 2 and the third information processing device 4 are connected using a dedicated communication line, and the first information processing device 2 and the second information processing device 3 and the second information processing device 3 are connected. The information processing device 3 and the third information processing device 4 may be connected via a conventional computer network.
[0027]
Each of the first information processing device 2, the second information processing device 3, and the third information processing device 4 has at least one arithmetic processing means, storage means, and transmission / reception means. Each information processing apparatus may further include display means and input means. Examples of the display means include a cathode ray tube or a liquid crystal display device, and examples of the input means include a keyboard, a scanner, a mouse, and a barcode reading device. An example of the arithmetic processing means is a CPU. Furthermore, examples of the storage means include a read-only memory and a random access memory. An example of the transmitting / receiving means is a modem.
[0028]
The first information processing apparatus 2 is an information processing apparatus installed in a facility related to a CL seller. The second information processing device 3 is an information processing device owned or usable by a CL user. Furthermore, the third information processing apparatus 4 is an information processing apparatus installed in a designated ophthalmologist (ophthalmologist). The designated ophthalmologist (ophthalmologist) is an ophthalmologist (ophthalmologist) registered in advance in the first information processing apparatus 2. Along with registration, CL is supplied from a CL seller to a designated ophthalmologist (ophthalmologist).
[0029]
1 and 2 show only one second information processing device 3 and one third information processing device 4, but actually, a plurality of information processing devices are the second information processing device or the second information processing device. The information processing apparatus 3 is connected to the communication network 1. Further, in FIG. 1 and FIG. 2, only one first information processing device 2 is shown, but a first information processing device is arranged for each area, and a plurality of first information processing devices are located in one central location. The information processing apparatus may be connected. In this case, information may be transferred between the second information processing apparatus or the third information processing apparatus and the central information processing apparatus via the first information processing apparatus.
[0030]
The transmission / reception means of the first information processing apparatus 2 sends a registration number, a designated ophthalmologist (ophthalmologist) from the first information processing apparatus 2 to the second information processing apparatus 3 via the lines indicated by arrows 12 and 13. ), At least one or more information regarding the CL fee, the care product fee, and the payment deadline. Further, the transmission / reception means of the first information processing device 2 transmits the age, sex, address from the first information processing device 2 to the third information processing device 4 via the lines indicated by the arrows 12 and 14. At least one or more information regarding the telephone number (FAX) number, registration number, and name is transferred (see FIG. 2).
[0031]
Also, the transmission / reception means of the second information processing device 3 sends information related to the contract application from the second information processing device 3 to the first information processing device 2 via the lines indicated by the arrows 12 and 13. Forward.
[0032]
Further, the transmission / reception means of the third information processing apparatus 4 transmits the registration number, age, and the like from the third information processing apparatus 4 to the first information processing apparatus 2 via the lines indicated by the arrows 12 and 14. The gender, name, date of sale, CL information and CL user's ophthalmologic diagnosis information are transferred (see FIG. 2).
[0033]
  Next,Reference exampleThe CL sales method using 1 will be described with reference to FIGS.
[0034]
First, information related to application for a membership contract (hereinafter referred to as a contract) related to the membership-based sales system is transferred from the second information processing apparatus 3 to the first information processing apparatus 2. The information regarding the application for the contract includes the CL user's name, age, gender, address, telephone number (FAX number), the address of the second information processing device 3, the price of CL, and the payment method for the care product. Etc.
[0035]
A registration number is assigned by the arithmetic processing means of the first information processing apparatus 2, and information relating to the contract application and the registration number are stored in the storage means of the first information processing apparatus 2. The registration number is a number assigned to identify the CL user 52 in the sales system.
[0036]
Next, a registration number and information about the designated ophthalmologist (ophthalmologist) 53 in the residential area of the CL user 52 and its surroundings are transferred from the first information processing apparatus 2 to the second information processing apparatus 3. Further, if desired, information regarding all designated ophthalmologists (ophthalmologists) 53 is transferred. In addition, the information regarding the application for the contract and the registration number are transferred from the first information processing apparatus 2 to the third information processing apparatus 4. Information on the designated ophthalmologist (ophthalmologist) 53 includes a hospital number, a CL store number, an address (a map if necessary), a telephone number (FAX number), a closed day, and information on a consultation time. Whenever the CL user 52 needs, information on the designated ophthalmologist (ophthalmologist) 53 is transferred from the first information processing apparatus or the third information processing apparatus to the second information processing apparatus. Note that a registration number is required for the transfer. A password may be provided.
[0037]
The CL user 52 is examined by a designated ophthalmologist (ophthalmologist) 53 and obtains ophthalmologic diagnosis information. Furthermore, CL is selected based on ophthalmologic diagnosis information, purpose of use, age, environment of use, and the like. The CL information, sales date, and ophthalmologic diagnosis information of the selected CL are input to the third information processing apparatus 4. At this time, the CL user 52 may provide the registration number to the third information processing apparatus 4, and the CL information is registered by inputting the name and address of the CL user 52 to the third information processing apparatus 4. You may check the number. The correction (writing) of the ophthalmologic diagnosis information can be performed using the third information processing apparatus 4 only by a person entrusted with input to the designated ophthalmologist (ophthalmologist) 53 or an ophthalmologist. Furthermore, reading of the ophthalmic diagnosis information is limited to the person who is entrusted with the output to the designated ophthalmologist (ophthalmologist) 53 or the ophthalmologist and the person who manages the ophthalmic diagnosis information among the CL sellers 51. This can be performed using the processing device 2 or the third information processing device 4.
[0038]
The CL user 52 receives an appropriate type and standard of CL and a care product A appropriate for the CL from an agent, and pays a consultation fee M1 to a designated ophthalmologist (ophthalmologist) 53 (see FIG. 7). Further, the third information processing apparatus 4 sends at least a registration number, age, sex, name, sales date, CL information and ophthalmic diagnosis information, address, telephone number (FAX number) to the first information processing apparatus 2. Transfer one or more.
[0039]
In addition, the first information processing apparatus 2 transfers information regarding the CL price, the care product price, and the payment deadline to the second information processing apparatus 3. At this time, if the CL user 52 pays the price by an account transfer, the information regarding the account for payment may be transferred together. In addition, payment may be made via a general credit company 54, but in this case, a predetermined procedure generally required is required. Moreover, you may pay the price at the agency as in the past.
[0040]
Also, the first information processing device 2 determines the consumption time of the care product A based on the sales date, determines the optimal care product according to the type of CL, and care product according to the consumption time of the care product A A may be shipped.
[0041]
Further, the first information processing apparatus 2 may determine the replacement deadline based on the sales date so that the CL is not continuously used even after the replacement time has passed. When the replacement deadline approaches, information indicating that the CL replacement time is near may be transferred from the first information processing apparatus 2 to the second information processing apparatus 3 by e-mail or the like.
[0042]
In addition, when the information regarding the contract application is transferred from the second information processing apparatus 3 to the first information processing apparatus 2 at the time of purchasing the CL and after the purchase, instead of paying the CL price and the care product price, the CL user A contract amount is paid by 52, and a predetermined amount may be paid every month. Further, it is preferable that a new CL is provided free of charge when the predetermined amount is paid monthly, when the visual acuity changes, when the CL is damaged, or when the CL is severely soiled and scratched. Furthermore, it is preferable that a new CL is provided free of charge when the time for replacement of the CL approaches.
[0043]
Embodiment1
  Next, sales of CL of the present inventionMethodEmbodiment1Will be described with reference to the drawings.
[0044]
  Figures 3-4 show the sales of CL of the present inventionMethodEmbodiment1It is explanatory drawing which shows. 3 to 4, 1 is a communication network, 22 is an information processing apparatus included in a first group (hereinafter referred to as “first group information processing apparatus”), 23 is a portable recording medium, and 24 is a second recording medium. An information processing apparatus included in a group (hereinafter referred to as “second group information processing apparatus”) is shown.
[0045]
The first group is composed of information processing apparatuses installed in a facility related to a CL seller. Although only one first group information processing device is shown in FIGS. 3 to 4, an information processing device is arranged for each region, a plurality of information processing devices are connected to one central information processing device, The first group may be configured by the information processing apparatus and the central information processing apparatus. In this case, information may be transferred between the second group information processing device and the central information processing device via the plurality of information processing devices. In addition, the second group includes information processing devices installed in a designated ophthalmologist (ophthalmologist). Although only one second group information processing device is shown in FIGS. An information processing apparatus is connected to the communication network 1 as a second group information processing apparatus.
[0046]
  Embodiment1Sales of CLMethodConsists of a communication network 1, a first group information processing device 22, a second group information processing device 24, and a recording medium 23. The first group information processing device 22 and the second group information processing device 24 are connected via the communication network 1.
[0047]
An example of the communication network 1 is a conventional computer network. Further, the first group information processing device 22 and the second group information processing device 24 may be connected using a dedicated communication line.
[0048]
  The first group information processing apparatus 22 has a means for writing data to the recording medium 23 and a means for reading data from the recording medium 23,Reference example1 is the same as the first information processing apparatus shown in FIG. Similarly, the second group information processing apparatus 24 has a means for writing data to the recording medium 23 and a means for reading data from the recording medium 23.Reference example1 is the same as the third information processing apparatus shown in FIG.
[0049]
Examples of the recording medium 23 include an IC card, an ID card, a magnetic tape, a floppy disk, and paper. Further, the recording medium 23 may be capable of identifying the person with the CL user's face photograph attached.
[0050]
The second group information processing device 24 includes at least a CL user's name, age, and the like obtained based on the examination result of the CL user of the designated ophthalmologist (ophthalmologist) where the second group information processing device 24 is installed. Data on gender, examination date, ophthalmic diagnosis information, CL information, and CL sale date are stored, and at least one of the data is stored in the first group information processing device 22 via lines indicated by arrows 32 and 34. This is transmitted (see FIG. 4).
[0051]
The first group information processing device 22 processes and manages the data, determines a registration number based on the data, records the data and the registration number on the recording medium 23, and stores the date of diagnosis, the date of sales of CL, and the CL. The CL replacement time is determined based on the type of CL, and information notifying the CL replacement time is supplied to the CL user at the CL replacement time. In the vicinity of the expiration date (preferably within one month of the expiration date), a mail or phone call (FAX) is used to notify the CL user's address and phone (FAX) number managed by the information processing device of the replacement time. ) Or email the CL user to the desired address. The means for notifying these expiration dates is preferably selected by the user when purchasing the CL.
[0052]
In order to prevent information related to a plurality of CL users from being stored in one recording medium, a recording medium that can be used only by a specific CL user is used as the recording medium 23. Therefore, a plurality of CL users cannot use one recording medium. For example, it is possible to prevent a plurality of CL users from using one recording medium by having one password for each recording medium or attaching a photograph to the recording medium. The password can be changed only when there is a change application from the CL user to the CL seller.
[0053]
The information processing apparatus included in the sales system is an information processing apparatus capable of reading data from all recording media and writing data to all recording media. Therefore, it is possible to receive a diagnosis at a different designated ophthalmologist (ophthalmologist) every time. For example, even when a doctor is usually consulting a designated ophthalmologist (ophthalmologist) near his / her home, when the CL is damaged, the new designated ophthalmologist (ophthalmologist) can quickly receive a new CL. . The correction (writing) of the ophthalmologic diagnosis information can be performed using the second group information processing apparatus 24 only for the person entrusted with the input to the ophthalmologist or the designated ophthalmologist (ophthalmologist). Furthermore, reading of ophthalmic diagnosis information is limited to those who are entrusted with output to an ophthalmologist or a designated ophthalmologist (ophthalmologist) and those who manage ophthalmic diagnosis information among CL sellers. 22 or the second group information processing device 24.
[0054]
  Next, sales of CL of the present inventionMethodEmbodiment1A method for selling CL using the above will be described with reference to FIGS.
[0055]
First, the CL user 52 applies for a contract with the CL seller 51. When applying for the contract, information such as the name, age, gender, address, telephone number (FAX number) of the CL user 52, payment method of the price of the CL, and password are supplied to the CL seller 51. At the same time, information related to the application for the contract is input to the first group information processing apparatus 22, a registration number is assigned by the arithmetic processing means of the first group information processing apparatus 22, and the storage means of the first group information processing apparatus 22 is Information relating to the contract application and the registration number are stored, and information relating to the contract application and the registration number are stored in the recording medium 23. The information regarding the designated ophthalmologist (ophthalmologist) 53 includes information regarding a hospital number, a CL dealer number, an address (a map if necessary), a telephone number (FAX number), a closed day, and a consultation time. Whenever the CL user needs it, the information regarding the designated ophthalmologist (ophthalmologist) is supplied to the CL user 52 from the information processing apparatus of the first group or the information processing apparatus of the second group. The transfer requires a registration number and / or a password.
[0056]
The application for the contract may be performed by the second group information processing device 24. In this case, information relating to the application for the contract is transferred from the second group information processing device 24 to the first group information processing device 22 via the lines indicated by the arrows 32 and 34, and is returned from the first group information processing device 22. The registration number is transferred to the second group information processing device 24.
[0057]
Subsequently, the CL seller 51 provides the CL user 52 with information on the recording medium 23 and the designated ophthalmology (ophthalmologist) 53 in and around the residential area of the CL user 52. Further, if desired, information on all designated ophthalmologists (ophthalmologists) 53 is submitted. In addition, the information regarding the application for the contract and the registration number are transferred from the first group information processing apparatus 22 to the second group information processing apparatus 24 via the lines indicated by the arrows 32 and 34.
[0058]
The CL user 52 is examined by a designated ophthalmologist (ophthalmologist) 53 and obtains ophthalmologic diagnosis information. Furthermore, CL is selected based on ophthalmologic diagnosis information, purpose of use, age, environment of use, and the like. The CL information and ophthalmic diagnosis information of the selected CL are input to the second group information processing device 24 and simultaneously stored in the recording medium 23.
[0059]
The CL user 52 receives an appropriate type and standard of CL and a care product A appropriate for the CL from an agent, and pays a consultation fee M1 to a designated ophthalmologist (ophthalmologist) 53. Furthermore, the second group information processing device 24 sends a registration number, name, age, sex, date of sale, CL information and ophthalmic diagnosis to the first group information processing device 22 via the lines indicated by arrows 32 and 34. Transfer at least one piece of information.
[0060]
Further, the first group information processing apparatus 22 supplies the CL user 52 with information regarding the CL price, the care product price, and the payment date. At this time, if the CL user pays the price by an account transfer, the information regarding the account for the price payment may also be supplied. In addition, payment may be made via a general credit company 54, but in this case, a predetermined procedure generally required is required. In addition, payment may be made at an agent as in the past.
[0061]
  5 shows sales of CL in FIGS.MethodIt is explanatory drawing which shows an example of the 1st group information processing apparatus contained in. In FIG. 5, 32a is a keyboard as an input means, 32b is a CRT (CRT) as a display means, 32c is a terminal body including arithmetic processing means, storage means and transmission / reception means, and 32d is a portable recording. A storage medium reading / writing device 33 includes means for reading data from the medium and means for writing data to a portable recording medium, and 33 represents an IC card as a recording medium. For the sake of clarity, the IC card 33 is shown in an enlarged scale as compared with the other cards shown in the figure. 3 to 4 are the same as the first group information processing apparatus shown in FIG.
[0062]
The first group information processing device 22 may determine the consumption time of the care product A based on the type of care product sales date and the like, and the care product may be shipped according to the consumption time of the care product. Moreover, it is preferable to determine the optimal care product according to the type of CL.
[0063]
Further, the first group information processing apparatus 22 may determine the CL replacement time based on the CL type, ophthalmic diagnosis information, sales date, and the like. When the replacement time is near, information indicating that the CL replacement time is near may be sent to the CL user 52 so that the CL is not continuously used even after the replacement deadline. In the vicinity of the expiration date (preferably within one month of the expiration date), a mail or phone call (FAX) is used to notify the CL user's address and phone (FAX) number managed by the information processing device of the replacement time. ) Or email the CL user to the desired address. The means for notifying these expiration dates is preferably selected by the user when purchasing the CL.
[0064]
In addition, the CL user 52 pays the contract fee when applying for a contract instead of paying the CL fee and the care product price at the time of CL purchase and after the purchase, and even if a predetermined amount is paid every month. Good. Further, it is preferable that a new CL is provided free of charge when the predetermined amount is paid monthly, when the visual acuity changes, when the CL is damaged, or when the CL is severely soiled and scratched. Furthermore, it is preferable that a new CL is provided free of charge when the time for replacement of the CL approaches.
[0065]
  The aboveReference example1 andEmbodiment 1According to the above, every time CL is supplied to the CL user, information on the type and standard of the supplied CL is given to the CL seller. Therefore, the stock quantity of CL of each designated ophthalmology can be statistically processed for each type and standard of CL, and the required types and standards of CL can be produced without excess or deficiency.
[0066]
Embodiment2
  Reference example1 orEmbodiment 1 of the present inventionSales related toMethodFor example, FIGS. 9 and 10 show an outline of the entire system when the is applied to the membership system. In the present embodiment, the contract period is one year, and the member selects whether to cancel and return the CL after one year, cancel and purchase the lens, or continue the contract (see FIG. 8).
[0067]
【The invention's effect】
According to the present invention, it is possible to maintain the safety of the CL by grasping the usage status of the CL after sales.
[Brief description of the drawings]
[Figure 1]Reference exampleSales of CL related to 1MethodIt is explanatory drawing which shows an example.
[Figure 2]Reference exampleSales of CL related to 1MethodIt is explanatory drawing which shows the further detail of.
FIG. 3 shows an embodiment of the present invention.1CL sales related toMethodIt is explanatory drawing which shows an example.
FIG. 4 is an embodiment of the present invention.1CL sales related toMethodIt is explanatory drawing which shows the further detail of.
FIG. 5: Sales of CL in FIG.MethodIt is explanatory drawing which shows an example of the 1st group information processing apparatus contained in.
FIG. 6 Sales of the present inventionMethodIt is a block diagram which shows the flow of the contract relationship at the time of applying to a membership system sales system.
FIG. 7 Sales of FIG.MethodIt is a block diagram which shows the flow of money and goods in.
FIG. 8 Sales of the present inventionMethodIt is the block diagram which showed an example of the process after expiration of the contract period when applying to the membership system sales system.
FIG. 9 shows the present invention.Reference example1 orEmbodiment 1Sales related toMethodIt is a block diagram which shows an example of the whole system at the time of applying to a membership system sales system.
FIG. 10 shows the present invention.Reference example1 orEmbodiment 1Sales related toMethodIt is a block diagram which shows another example of the whole system at the time of applying to a membership system sales system.
[Explanation of symbols]
  1 Communication network
  2 First information processing apparatus
  3 Second information processing apparatus
  4 Third information processing apparatus
  22 First group information processing apparatus
  23 Recording media
  24 Second group information processing apparatus

Claims (1)

It is installed in one or a plurality of facilities related to a contact lens seller, stores information on a contract between the seller and the contact lens user, assigns a registration number to the user at the time of the contract, and the registration number A first group information processing apparatus for transmitting the stored registration number to a facility prescribing contact lenses ;
It is installed in a plurality of facilities that prescribe the contact lens, receives the registration number from the first group information processing apparatus, and stores the ophthalmic diagnosis information of the user and the information of the contact lens selected for the user. A second group information processing device for storing and transferring the registration number, contact lens sales date, contact lens information and ophthalmic diagnosis information to the first group information processing device ;
The first group information processing apparatus and the second group information processing apparatus are connected to each other via a line, and each of the first group information processing apparatus and the second group information processing apparatus is a portable recording medium. A contact having means for writing various data, means for reading data written to the recording medium, arithmetic processing means, storage means, and transmission / reception means, and is constituted by the first group information processing apparatus and the second group information processing apparatus A contact lens sales method for selling a prescribed contact lens when a predetermined amount of money is received from the user using a lens sales system ,
The sales method is
(A) When information relating to an application for a contract is input to the first group information processing apparatus in accordance with a contract with the seller and the user, the first group information processing apparatus assigns a previous period registration number; ,
(B) the first group information processing apparatus storing the registration number in a storage unit of the first group information processing apparatus;
(C) the first group information processing apparatus transfers information regarding the application for the contract and a registration number to the second group information processing apparatus via a line;
(D) the second group information processing apparatus and the recording medium store ophthalmic diagnosis information obtained by the user receiving a designated ophthalmic examination, contact lens information;
(E) the second group information processing device transfers the ophthalmic diagnosis information, contact lens information, and contact lens sale date to the first group information processing device via a line;
(F) the first group information processing apparatus determines a contact lens replacement time based on the contact lens information, ophthalmic diagnosis information, and a sales date;
(G) The first group information processing apparatus includes a step of notifying the user of a replacement time of the contact lens.
Contact lens sales method characterized by the above .

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