1
                                                                                          Exhibit #12
Corning Incorporated and Subsidiary Companies

Computation of Ratio of Earnings to Fixed Charges:
(Dollars in millions, except ratios)
                                           
                                           12 Weeks Ended                Fiscal Year Ended
                                           Mar. 27,  Mar. 28, Jan. 2, Jan. 3, Dec. 29, Dec. 30, Dec. 31,
                                           1994       1993     1994    1993     1991    1990      1989
                                                                           
Income before taxes on income           $  79.0    $  69.6    $156.7  $336.6  $327.4   $328.1   $253.8
Adjustments:
  Share of earnings (losses) before
    taxes of 50% owned companies           26.9       23.1    (137.0)  103.2   165.4    175.9    206.9
  Loss before taxes of greater than
    50% owned unconsolidated 
    subsidiaries                           (1.7)      (1.4)     (3.1)  (2.1)   (2.2)    (2.0)     (1.3)
  Distributed income of less than 50%
    owned companies and share of loss
    if debt is guaranteed                              1.5       4.5   (4.3)    6.6      0.9       3.3
  Amortization of capitalized interest      2.9        2.7      13.0   11.8    10.2      8.8       7.2
  Fixed charges net of capitalized
    interest                               42.2       29.3     155.8   130.3  126.4    112.5      91.2

Earnings before taxes and fixed
  charges as adjusted                    $149.3     $124.8    $189.9  $575.5  $633.8   $624.2    $561.1

Fixed charges                             $45.6      $33.7    $176.6  $150.2  $141.3   $132.7    $111.2

Ratio of earnings to fixed charges          3.3x       3.7x      1.1x   3.8x    4.5x     4.7x      5.0x

Fixed charges:
  Interest incurred                      $ 26.4    $  18.1    $ 94.0  $68.9   $  60.4  $58.6    $ 53.0
  Share of interest incurred of 50%
    owned companies and interest on
    guaranteed debt of less than 50%
    owned companies                         9.0        6.8      40.9   42.0    47.5     45.3      33.9
  Interest incurred by greater than
    50% owned unconsolidated
    subsidiaries                            0.2        0.2       0.8    0.9     0.9      1.0       1.2
  Portion of rent expense which
    represents interest factor              8.2        6.8      29.9   27.6    23.0     19.7      15.8
  Share of portion of rent expense
    which represents interest factor
    for 50% owned companies                 1.3        1.5       9.1    9.2     9.0      7.6       6.9
  Portion of rent expense which
    represents interest factor for
    greater than 50% owned 
    unconsolidated subsidiaries                        0.3       0.1    0.1     0.1      0.1       0.1
  Amortization of debt costs                0.5                  1.8    1.5     0.4      0.4       0.3

Total fixed charges                        45.6       33.7     176.6  150.2   141.3    132.7     111.2
Capitalized interest                       (3.4)     (4.4)     (20.8) (19.9)  (14.9)   (20.2)    (20.0)

Total fixed charges net of
  capitalized interest                     $42.2     $29.3    $155.8  $130.3  $126.4   $112.5    $91.2