12% SECURED CONVERTIBLE NOTE DUE 2006 OF SHEERVISION, INC

                                                                        EX-10.15

                                  FORM OF NOTE

NEITHER THIS SECURED CONVERTIBLE PROMISSORY NOTE (THE "NOTE") NOR THE SECURITIES
INTO WHICH THIS NOTE IS CONVERTIBLE  HAVE BEEN  REGISTERED  UNDER THE SECURITIES
ACT OF 1933, AS AMENDED (THE "SECURITIES  ACT"), OR ANY OTHER APPLICABLE FEDERAL
OR STATE  SECURITIES LAWS, AND HAVE BEEN ISSUED AND SOLD, OR WILL BE ISSUED UPON
CONVERSION,  IN RELIANCE UPON EXEMPTIONS FROM THE  REGISTRATION  REQUIREMENTS OF
SUCH LAWS,  INCLUDING,  WITHOUT  LIMITATION,  THE EXEMPTION CONTAINED IN SECTION
4(2) OF THE SECURITIES ACT. NEITHER THIS NOTE NOR THE SECURITIES INTO WHICH THIS
NOTE IS  CONVERTIBLE  MAY BE  SOLD  OR  TRANSFERRED  UNLESS  (1) A  REGISTRATION
STATEMENT HAS BECOME AND IS THEN EFFECTIVE WITH RESPECT TO SUCH SECURITIES,  (2)
THIS NOTE OR THE SECURITIES  INTO WHICH THIS NOTE IS CONVERTIBLE ARE TRANSFERRED
PURSUANT TO RULE 144  PROMULGATED  UNDER THE  SECURITIES  ACT (OR ANY  SUCCESSOR
RULE)  OR (3)  THE  COMPANY  HAS  RECEIVED  AN  OPINION  OF  COUNSEL  REASONABLY
SATISFACTORY  TO IT, TO THE EFFECT  THAT THE  PROPOSED  SALE OR TRANSFER OF SUCH
SECURITIES IS EXEMPT FROM  REGISTRATION  UNDER THE  SECURITIES ACT AND ALL OTHER
APPLICABLE FEDERAL OR STATE SECURITIES LAWS.


                      12% SECURED CONVERTIBLE NOTE DUE 2006
                                       OF
                                SHEERVISION, INC.

$_____________                                                New York, New York
                                                              September 13, 2005

         SHEERVISION,  INC., a California corporation (the "COMPANY"), for value
received,   hereby   promises   unconditionally   to  pay  to   the   order   of
____________________,  a _____________,  or such person's assigns (collectively,
the "HOLDER"), at the address set forth in Section 12 hereof, in lawful money of
the United  States of America  ("DOLLARS" or "$") and in  immediately  available
funds,   the   principal   amount  of   ___________________   THOUSAND   DOLLARS
($_____,000.00)  (the  "PRINCIPAL"),  plus any accrued and unpaid  Interest  (as
defined below), in full, on the Maturity Date (as defined below).

         The  following  is a  statement  of the  rights of the  Holder  and the
conditions to which this Note is subject, and to which the Holder hereof, by the
acceptance of this Note, agrees:

<PAGE>

         1.       DEFINITIONS. For the purposes of this Note:

                  "AFFILIATE(S)"  means,  with respect to any given Person other
than a partnership or limited  liability  company,  any other Person directly or
indirectly  controlling,  controlled by or under common control with such Person
and with respect to a  partnership,  the partners of such  partnership  and with
respect to a limited  liability  company,  the members of such limited liability
company.

                  "BUSINESS DAY" means any day that is not a Saturday, Sunday or
a legal holiday in the State of New York.

                  "COLLATERAL" means all the Company's right, title and interest
in, to and under all assets, properties, accounts receivable,  accounts, chattel
paper, all claims,  causes of action,  choices in action, rights of recovery and
rights of setoff of any kind, deposit accounts,  documents,  equipment,  general
intangibles (including,  without limitation,  patents,  trademarks,  tradenames,
domain names,  service marks,  copyrights,  trade secrets,  software (including,
without  limitation,  object and source code), any applications or registrations
therefor and  continuations  thereof,  and any good will associated  therewith),
goods, instruments, inventory, investment property, letter of credit rights, all
books  and  records  pertaining  to any of the  foregoing  collateral,  and  all
proceeds and products of, and accessions to, any of the foregoing collateral, in
each case,  whether now owned or hereafter  acquired and wherever  located.  For
purposes of this Note,  each category of the  above-described  Collateral  shall
have the meaning ascribed to it in Article 9 of the UCC, as amended,  if defined
therein.

                  "COMMON STOCK" means the common stock,  no par value share, of
the Company.

                  "CONVERSION  PRICE"  means  $2.70,  subject to  adjustment  as
provided herein.

                  "EVENT OF  DEFAULT"  shall have the  meaning  assigned to such
term in Section 4.

                  "FAMILY MEMBER" means, with respect to any Person, any parent,
spouse,  child,  brother,  sister or any other relative with a relationship  (by
blood, marriage or adoption) not more remote than first cousin to such Person.

                  "GOVERNMENTAL  AUTHORITY"  means any  Federal,  state,  local,
foreign or other court,  governmental  department,  commission,  board,  bureau,
agency or instrumentality.

                  "HOLDER MAJORITY" means the holders of a majority in principal
amount of the Notes.

                  "INTERCREDITOR  AGREEMENT" means the Intercreditor  Agreement,
dated as of the Issue Date, among the Company,  the Holder and the other holders
of Notes (as defined herein).

                  "INTEREST"  shall have the  meaning  assigned  to such term in
Section 2(b).

                                     - 2 -
<PAGE>

                  "ISSUE DATE" means September 13, 2005.

                  "LIEN" means any mortgage,  pledge, lien, security interest or
other charge or encumbrance of any kind.

                  "MATERIAL  ADVERSE EFFECT" shall have the meaning  assigned to
such term in Section 3(a).

                  "MATURITY DATE" means the earlier of (i) August 31, 2006, (ii)
upon the consummation by the Company of a merger, business combination,  sale of
all or  substantially  all of the Company's assets or other change of control or
(iii) on the  closing  of an  equity  or debt  financing  in which  the  Company
receives at least $3,000,000 in gross proceeds.

                  "MEMORANDUM"   means  the   Confidential   Private   Placement
Memorandum,  dated  August 24,  2005,  of the  Company,  relating to the private
offering and sale of the Notes.

                  "NOTE  SHARES" means the shares of Common Stock into which the
Principal of this Note may be converted in accordance with Section 7.

                  "NOTES" means this Note and the other notes issued pursuant to
the Memorandum.

                  "PERSON" means any individual,  corporation, limited liability
company,  partnership,  firm, joint venture,  association,  joint stock company,
trust or other  entity or  organization,  including a  government  or  political
subdivision or an agency or instrumentality thereof.

                  "PROCEEDS"  means all  proceeds  of,  and all  other  profits,
products,  rents or receipts, in whatever form, arising from the sale, exchange,
assignment or other disposition of Collateral.

                  "QUALIFIED  FACILITY" means a single  revolving credit line or
term loan  entered by the Company  and one  commercial  lender into  between the
Issue  Date  and  the  Maturity  Date  with a  principal  amount  not to  exceed
$1,000,000.

                  "SECURED  OBLIGATIONS"  means the  obligations  of the Company
under  this  Note,  and  the  other  Transaction  Documents,  including  (i) all
Principal of, and Interest  (including,  without limitation,  any Interest which
accrues after the commencement of any case, proceeding or other actions relating
to the  bankruptcy,  insolvency or  reorganization  of the Company and any other
amounts owing  hereunder)  on, the Note,  (ii) all other amounts  payable by the
Company under this Note and the other Transaction  Documents (including expenses
incurred  in  connection  with  the  enforcement  of  each  of  the  Transaction
Documents) and (iii) any renewals or extensions of any of the foregoing.

                  "SECURITY   INTEREST"  means  the  security  interest  in  the
Collateral granted hereunder securing the Secured Obligations.

                                     - 3 -
<PAGE>

                  "TRANSACTION  DOCUMENTS"  means  this  Note the  Intercreditor
Agreement, the Registration Rights Letter between the Company and each Holder.

                  "UCC"  means the Uniform  Commercial  Code as in effect on the
date hereof in the State of New York;  PROVIDED,  THAT if by reason of mandatory
provisions of law, the perfection or the effect of perfection or  non-perfection
of the Security Interest in any Collateral is governed by the Uniform Commercial
Code as in effect in a jurisdiction other than New York, "UCC" means the Uniform
Commercial  Code as in effect in such other  jurisdiction  for  purposes  of the
provisions  hereof  relating  to such  perfection  or  effect of  perfection  or
non-perfection.

         2.       PRINCIPAL; INTEREST; AND PREPAYMENT.

                  (a)      PRINCIPAL;   PRINCIPAL   INCREASE.   Unless   earlier
converted in accordance with the provisions  hereof, the entire unpaid Principal
shall be paid in Dollars on the Maturity Date. Promptly following the payment in
full of this Note,  including  all  accrued  and unpaid  Interest  and any other
amounts owing hereunder, the Holder shall surrender this Note to the Company for
cancellation.

                  (b)      INTEREST.  Interest on the Note ("INTEREST"),  during
the period from the Issue Date through the Maturity Date, shall accrue at a rate
equal to 12% per annum.  Interest  shall be  computed  on the basis of a 360-day
year  consisting  of 12 equal months of 30 days applied to actual days  elapsed.
Unless the  Interest  on this Note is earlier  converted  in part into shares of
Common Stock in accordance  with the provisions  hereof,  all accrued and unpaid
interest on this Note shall be due and payable in cash on the Maturity Date. The
rate of  interest  payable  under the Note  from time to time  shall in no event
exceed the maximum rate, if any,  permissible  under applicable law. If the rate
of interest  payable under the Note is ever reduced as a result of the preceding
sentence and at any time thereafter the maximum rate permitted by applicable law
shall exceed the rate of interest provided hereunder, then the rate provided for
hereunder shall be increased to the maximum rate permitted by applicable law for
such  period as required  so that the total  amount of interest  received by the
Holder  is that  which  would  have  been  received  by the  Holder  but for the
operation of the preceding sentence.

                  (c)      PREPAYMENT.  The  Principal  may  be  prepaid  by the
Company at any time without penalty, with Interest accrued hereunder to the date
of such prepayment without the consent of the Holder.

         3.       COVENANTS.

                  (a)      USE OF PROCEEDS. Without the prior written consent of
a Holder  Majority,  the proceeds of this Note shall be used as described in the
Memorandum.

                  (b)      INCURRENCE OF INDEBTEDNESS.  Except for the Qualified
Facility,  neither  the Company nor any  subsidiary  shall,  without the written
consent of a Holder  Majority,  (i) incur any  indebtedness  pari passu with, or
senior to, the Notes for money borrowed or services performed, 

                                     - 4 -
<PAGE>

except for trade payables,  or taxes,  fees,  levies or charges  incurred in the
ordinary course of business,  leases or subleases or licenses granted or entered
into in the  ordinary  course of  business,  or  equipment  leases  or  purchase
financing incurred in the ordinary course of business,  or (ii) grant, or permit
to be created any Lien.

                  (c)      RELATED PARTY  TRANSACTIONS.  Neither the Company nor
any  subsidiary  shall (i) enter into  directly or  indirectly  any  transaction
(including  without  limitation  the  purchase,   lease,  sale  or  exchange  of
properties  of any kind or the  rendering  of any  service)  with  any  officer,
director,  employee,  or  stockholder,  or any Affiliate or Family Member of any
officer, director,  employee or stockholder without the prior written consent of
a Holder  Majority or (ii)  increase  the  compensation  payable (in the form of
salary,  options,  equity or otherwise) to any executive  officer or director of
the Company without the written consent of a Holder Majority.

                  (d)      RESTRICTED  PAYMENTS.  The Company will not, directly
or indirectly (i) purchase, redeem, retire or otherwise acquire for value any of
its capital stock or other securities now or hereafter  outstanding,  return any
capital to its stockholders, or distribute any of its assets to its stockholders
or (ii) make any payment or declare any dividend on any of its capital  stock or
other  securities,  in either  case,  without the prior  written  consent of the
Holder.

                  (e)      INSURANCE.  The  Company  and its  subsidiaries  will
maintain  customary  insurance for general  liabilities and other risks on terms
and in amounts  customarily carried by businesses similar to that of the Company
and  the  subsidiaries,  respectively,  and  reasonably  sufficient  to  avoid a
material  adverse  change in the financial  condition or results of operation of
the Company and the Subsidiaries.

                  (f)      COMPLIANCE  WITH  LAWS,  ETC.  The  Company  and  its
subsidiaries  will comply  with all  applicable  laws,  rules,  regulations  and
orders,  such  compliance  to include,  without  limitation,  paying before they
become delinquent all taxes,  assessments and governmental charges imposed on it
or upon its property, except to the extent contested in good faith.

                  (g)      NO CHANGE IN  BUSINESS.  Neither  the Company nor any
subsidiary will, without the prior written consent of a Holder Majority,  change
its respective line of business from that conducted by it as of the Issue Date.

                  (h)      ACCESS TO  FACILITIES.  The  Company  will permit the
Holder (or any  successor  thereof),  upon  reasonable  notice and during normal
business hours, at such person's expense and accompanied by a representative  of
the Company, to:

                           (i)      visit and inspect any of the  properties  of
the Company;

                           (ii)     examine the corporate and financial  records
of the Company  (unless such  examination is not permitted by federal,  state or
local law) and make copies thereof or extracts therefrom; and

                                     - 5 -
<PAGE>

                           (iii)    discuss the  affairs,  finances and accounts
of the Company with the directors,  officers and independent  accountants of the
Company.


                  (i)      TAXES.  The Company will promptly pay and  discharge,
or cause to be paid and  discharged,  when due and  payable,  all lawful  taxes,
assessments and governmental charges or levies imposed upon the income, profits,
property or  business  of the  Company;  PROVIDED,  HOWEVER,  that any such tax,
assessment,  charge  or levy  need  not be paid if the  validity  thereof  shall
currently  be  contested  in good faith by  appropriate  proceedings  and if the
Company  shall  have set  aside on its  books  adequate  reserves  with  respect
thereto,  and  PROVIDED,  FURTHER,  that the  Company  will pay all such  taxes,
assessments, charges or levies forthwith upon the commencement of proceedings to
foreclose any lien which may have attached as security therefor.

                  (j)      FINANCIAL   REPORTING.   At  all  times   during  the
continuance  of the Company,  the Company  shall  prepare and maintain  separate
books of account for the Company that shall show a true and  accurate  record of
all costs and expenses incurred, all charges made, all credits made and received
and all  income  derived  in  connection  with the  operation  of the  Company's
business in accordance with US GAAP consistently  applied. The Company shall (A)
prepare quarterly unaudited financial statements in accordance with US GAAP (the
"QUARTERLY FINANCIALS") and shall deliver the Quarterly Financials to the Holder
as  soon  as  practicable  after  their  preparation  and  in any  event  within
forty-five  (45) days after the end of each  three-month  period and (B) prepare
annual  audited  financial  statements in  accordance  with US GAAP (the "ANNUAL
FINANCIALS")  and shall  deliver the Annual  Financials to the Holder as soon as
practicable  after their  preparation  and in any event within  ninety (90) days
after the end of each annual period.

         4.       EVENTS  OF  DEFAULT.  If one or more of the  following  events
("EVENTS OF DEFAULT") shall have occurred and be continuing:

                  (a)      the Company  shall fail to pay when due any Principal
of,  or  Interest  on,  this  Note,  or any  fees or any  other  amount  payable
hereunder;

                  (b)      the  Company  shall fail to  observe  or perform  any
covenant or  agreement  of this Note or any of the other  Transaction  Documents
within ten (10) days following the receipt of written notice thereof from, or on
behalf of, the Holder;

                  (c)      any   representation,   warranty,   certification  or
statement made by the Company in any  Transaction  Document,  or in any document
delivered  pursuant  to any  Transaction  Document  shall  prove  to  have  been
incorrect in any material respect when made (or deemed made);

                  (d)      a  judgment  or  order  for the  payment  of money in
excess of $300,000  shall be rendered  against the Company and such  judgment or
order shall continue unsatisfied and unstayed for a period of ten (10) days;

                                     - 6 -
<PAGE>

                  (e)      the Company shall  commence a voluntary case or other
proceeding seeking  liquidation,  reorganization or other relief with respect to
itself or its debts under any bankruptcy, insolvency or other similar law now or
hereafter  in  effect  or  seeking  the  appointment  of  a  trustee,  receiver,
liquidator, custodian or other similar official of it or any substantial part of
its property,  or shall consent to any such relief or to the  appointment  of or
taking  possession  by  any  such  official  in an  involuntary  case  or  other
proceeding  commenced  against  it, or shall make a general  assignment  for the
benefit of  creditors,  or shall fail  generally to pay its debts as they become
due, or shall take any corporate action to authorize any of the foregoing;

                  (f)      an  involuntary  case or  other  proceeding  shall be
commenced  against  the Company  seeking  liquidation,  reorganization  or other
relief with respect to it or its debts under any bankruptcy, insolvency or other
similar law now or hereafter in effect or seeking the  appointment of a trustee,
receiver,  liquidator,  custodian  or  other  similar  official  of  it  or  any
substantial part of its property,  and such involuntary case or other proceeding
shall remain  undismissed  for a period of 60 days; or an order for relief shall
be entered  against the  Company  under the  federal  bankruptcy  laws as now or
hereafter in effect; or

                  (g)      the Security  Interest  shall,  for any reason (other
than (i) the Holder's failure to renew the filing of any Uniform Commercial Code
financing statement or (ii) pursuant to the Subordination Agreement in the event
the  Company  issues  Future  Notes),  cease to be a first  priority,  perfected
security interest in and to any Collateral and such event is not remedied within
ten (10) days  following  receipt of written  notice from,  or on behalf of, the
Holder;

then, and in every such event, the Holder may, by written notice to the Company,
declare the  Principal  (together  with accrued  Interest  thereon and all other
amounts  owing  hereunder)  to be,  and the  Principal  (together  with  accrued
Interest thereon and all other amounts owing hereunder) shall thereupon  become,
immediately due and payable without presentment, demand, protest or other notice
of any kind,  all of which are hereby waived by the Company;  PROVIDED,  THAT in
the case of any of the Events of Default  specified  in clause (e) or (f) above,
without any notice to the Company or any other act by the Holder,  the Principal
(together with accrued  Interest  thereon and all other amounts owing hereunder)
shall become immediately due and payable without presentment, demand, protest or
other notice of any kind, all of which are hereby waived by the Company.

         5.       PAYMENTS; EXTENSION OF MATURITY. Unless otherwise converted in
accordance  with the terms of this Note,  all payments of Principal and Interest
(and all other amounts owing  hereunder) to be made by the Company in respect of
this Note shall be made in Dollars by wire transfer to an account  designated by
the Holder by written notice to the Company. All amounts payable under this Note
shall be paid  free and clear of,  and  without  reduction  by  reason  of,  any
deduction,  setoff,  or  counterclaim.  If the  Principal and accrued and unpaid
Interest  become  due and  payable on any day other  than a  Business  Day,  the
Maturity Date shall be extended to the next succeeding Business Day, and to such
payable amounts shall be added the Interest which shall have accrued during such
extension period at the rate per annum herein specified.

                                     - 7 -
<PAGE>

         6.       REPLACEMENT  OF NOTE.  Upon receipt by the Company of evidence
satisfactory to it of the loss,  theft,  destruction or mutilation of this Note,
and (in case of loss, theft or destruction) of indemnity reasonably satisfactory
to it,  and  upon  reimbursement  to the  Company  of  all  reasonable  expenses
incidental  thereto,  and (if mutilated) upon surrender and cancellation of this
Note,