EXH10-8

                                    GUARANTY

         This Guaranty made this 5th day of December,  1990, by the  undersigned
(the  "Guarantor")  to  and  for  the  benefit  of the  CONNECTICUT  DEVELOPMENT
AUTHORITY  having its principal  office at 217 Washington  Street in the City of
Hartford, County of Hartford and State of Connecticut (the "Authority"),

                              W I T N E S S E T H:

         WHEREAS, AUTOMATED LIGHT TECHNOLOGIES,  INC. (the "Debtor") has applied
to the Authority  for a loan in the total amount of THREE  HUNDRED  THOUSAND AND
NO/100 ($300,000.00)  DOLLARS to be evidenced by its note in that amount of even
date  herewith (the "Note"),  a copy of which is attached  hereto,  secured by a
security agreement bearing the same date as the Note (the "Security Agreement");
and

         WHEREAS,  to induce the Authority to make said loan,  the Guarantor has
agreed with the Authority to guarantee the payment of principal and interest and
any other  charges  provided for in the Note and the Security  Agreement and the
performance  by the Debtor of all of the  covenants  on its part to be performed
and observed pursuant to the provisions thereof;

         NOW, THEREFORE,  in consideration of the premises and of the sum of ONE
DOLLAR  ($1.00) paid by the Authority to the Guarantor at or before  delivery of
this Guaranty, the receipt and sufficiency of which is hereby acknowledged,  the
Guarantor:

         1.  Unconditionally  and  absolutely  guarantees  the due and  punctual
payment of the principal of the Note, the interest  thereon and other monies due
or which may  become  due  thereon,  and the due and  punctual  performance  and
observance by the Debtor of all the other terms, covenants and conditions of the
Note and the Security Agreement, whether according to the present terms thereof,
at any earlier or accelerated date or dates as provided therein,  or pursuant to
any  extension of time or to any change or changes in the terms,  covenants  and
conditions thereof now or at any time hereafter made or granted.

         2. Waives diligence,  presentment,  protest, notice of dishonor, demand
for  payment,  extension  of time for  payment,  notice  of  acceptance  of this
Guaranty,  nonpayment at maturity and  indulgence and notices of every kind, and
consents to any and all  forebearances  and extensions of the time of payment of
the Note and the  Security  Agreement  and to any and all  changes in the terms,
covenants  and   conditions   thereof  made  or  granted  and  to  any  and  all
substitutions,  exchanges  or  releases  of all or any  part  of the  collateral
therefor or of any other guarantor therefor;  it being the intention hereof that
Guarantor  shall  remain  liable  as  principal  until  the full  amount  of the
principal of the Note ant the Security Agreement,  with interest,  and any other
sums due or to become due  thereunder  shall have been fully paid and the terms,
covenants  and  conditions  shall have been fully  performed and observed by the
Debtor, notwithstanding any act, omission or thing


<PAGE>



which  might  otherwise  operate  as a  legal  or  equitable  discharge  of  the
Guarantor.  The Guarantor also waives all rights waived in the Note by the maker
thereof  and  all  rights  under  Section  49-1  of  the  General   Statutes  of
Connecticut.

         3. Agrees that it shall have no right of  subrogation  whatsoever  with
respect to the aforesaid  indebtedness,  or to any monies due and unpaid thereof
or any collateral  securing the same,  unless and until the Authority shall have
received  payment in full of all sums at any time due on the Note and/or secured
by the Security Agreement.

         4. Agrees that this Guaranty may be enforced by the  Authority  without
first resorting to or exhausting any other security, collateral or guarantor and
without  first having  recourse to the Note or any of the property or collateral
secured by the  Security  Agreement  through  court  proceedings  or  otherwise;
provided,  however,  that nothing herein  contained  shall prevent the Authority
from suing on the Note with or without  making the Guarantor a party to the suit
or from exercising  other rights  thereunder and if such suit or other remedy is
availed of only the net proceeds  therefrom,  after deduction of all charges and
expenses of every kind and nature  whatsoever  incurred in  connection  with the
collection or  enforcement of the Note and/or the Security  Agreement,  shall be
applied  and the  Authority  shall not be  required to  institute  or  prosecute
proceedings  to recover any  deficiency  as a condition of payment  hereunder or
enforcement  hereof.  At any sale of the  property or  collateral  securing  the
indebtedness,  or any part  thereof,  whether  upon  judgment or  otherwise  the
Authority may at its discretion  purchase all or any part of such  collateral so
sold or offered for sale for its own  account  and may apply  against the amount
bid  therefor an equal amount out of the balance due it pursuant to the terms of
the Note and/or the Security Agreement.

         5. Agrees that the Guarantor's obligation to make payment in accordance
with the  terms of this  Guaranty  shall  not be  impaired,  modified,  changed,
released,  or limited in any manner whatsoever by any impairment,  modification,
change,  release or  limitation  of the liability of the Debtor or its estate in
bankruptcy  resulting  from the operation of any present or future  provision of
the Federal  Bankruptcy Code or other similar  statute,  or from the decision of
any court.

         6. Agrees that in the event this Guaranty is placed in the hands of any
attorney for  enforcement,  the Guarantor  will  reimburse the Authority for all
expenses incurred, including reasonable attorneys fees.

         7. Agrees that this  Guaranty  shall inure to the benefit of and may be
enforced  by the  Authority,  and any  subsequent  holder of the Note and/or the
Security  Agreement  and  shall be  binding  upon and  enforceable  against  the
Guarantor and the Guarantor's heirs, administrators,  executors,  successors and
assigns.

         8. Agrees that the  Guarantor has the power and authority to enter into
and perform this Guaranty and to incur the  obligations  herein provided for and
that all documents and agreements  executed and delivered pursuant hereto,  when
delivered,  will be valid ant binding in accordance with their  respective terms
and will deliver an opinion of counsel with respect thereto.


<PAGE>



         9.  Agrees to provide the  Authority  with  annual  personal  financial
statements and/or tax return of the Guarantor on each anniversary of the date of
this Guaranty

         10.  As used  hereinabove,  unless  the  context  clearly  indicates  a
contrary  context,  pronouns of any gender shall include the other genders,  and
either the singular or plural shall include the other.

         11.  If this  Guaranty  is  executed  by more than one  Guarantor,  the
liability of the Guarantors hereunder shall be joint and several.


<PAGE>



         IN WITNESS  WHEREOF,  this  Guaranty has been duly  signed,  sealed and
delivered by the Guarantor the day and year first above written.

Signed, Sealed and Delivered in the Presence of:




------------------------


------------------------            ------------------------
                                     MOHD A . ASLAMI



------------------------


------------------------            ------------------------
                                     CHARLES DeLUCA



<PAGE>



         5. Agrees that the Guarantor's obligation to make payment in accordance
with the  terms of this  Guaranty  shall  not be  impaired,  modified,  changed,
released,  or limited in any manner whatsoever by any impairment,  modification,
change,  release or  limitation  of the liability of the Debtor or its estate in
bankruptcy  resulting  from the operation of any present or future  provision of
the Federal  Bankruptcy Code or other similar  statute,  or from the decision of
any court.

         6. Agrees that in the event this Guaranty is placed in the hands of any
attorney for  enforcement,  the Guarantor  will  reimburse the Authority for all
expenses incurred, including reasonable attorneys fees.

         7. Agrees that this  Guaranty  shall inure to the benefit of and may be
enforced  by the  Authority,  and any  subsequent  holder of the Note and/or the
Security  Agreement  and  shall be  binding  upon and  enforceable  against  the
Guarantor and the Guarantor's heirs, administrators,  executors,  successors and
assigns.

         8. Agrees that the  Guarantor has the power and authority to enter into
and perform this Guaranty and to incur the  obligations  herein provided for and
that all documents and agreements  executed and delivered pursuant hereto,  when
delivered,  will be valid ant binding in accordance with their  respective terms
and will deliver an opinion of counsel with respect thereto.

         9.  Agrees to provide the  Authority  with  annual  personal  financial
statements and/or tax return of the Guarantor on each anniversary of the date of
this Guaranty

         10.  As used  hereinabove,  unless  the  context  clearly  indicates  a
contrary  context,  pronouns of any gender shall include the other genders,  and
either the singular or plural shall include the other.

         11.  If this  Guaranty  is  executed  by more than one  Guarantor,  the
liability of the Guarantors hereunder shall be joint and several.


<PAGE>



         IN WITNESS  WHEREOF,  this  Guaranty has been duly  signed,  sealed and
delivered by the Guarantor the day and year first above written.

Signed, Sealed and Delivered in the Presence of:



------------------------


------------------------            ------------------------
                                     MOHD A . ASLAMI



------------------------


------------------------            ------------------------
                                     CHARLES DeLUCA