Table 1 List of select commercial suppliers of LCOS devices

From: Fundamentals of phase-only liquid crystal on silicon (LCOS) devices

Manufacturers

Pixel array

Pitch (μm)

Fill factor (%)

Refresh rate (Hz)

LC type

Auroraa

0.7" diag.

8

87

Various

Nematic (D)

Jasper Display Corp.

0.7" diag.

8.0

95

120

Nematic (D)

0.55" diag.

6.4

93

120

Nematic (D)

BNS

7.68×7.68 mm2

15

83.4

10 to 100

Nematic (D)

7.68×7.68 mm2

15

Unknown

1015 (maximum)

Ferroelectric

Forth DD

0.8" diag.

∼16

96

85

Unknown

0.88" diag.

∼18

92

85

Unknown

0.83" diag.

8.2

94

120

Ferroelectric

Micronb

0.463" diag.

11.75

91.7

60

Ferroelectric

Holoeyec

0.7" diag.

8

87

60

Nematic (D)

0.55" diag.

6.4

93

60

Unknown

JVC

0.8" diag.

6.8

93

Unknown

Nematic

Sony

0.78" diag.

9

92

Unknown

Unknown

Syndiant

0.21" diag.

5.4

92.7

Unknown

Unknown

Microdisplayd

0.9" diag.

13.95

91.2

60

Nematic (A)

Hamamatsu

16×12 mm2

20

98

60

Unknown

  1. Abbreviations: LC, liquid crystal; LCOS, liquid crystal on silicon.
  2. Most LCOS devices are now available with pixels between 6 µm and 15 µm.
  3. a Aurora is a silicon backplane designer and supplier that offers various types of silicon backplanes for LCOS devices.
  4. b Micron ferroelectric LCOS display was acquired by Citizen in 2012.
  5. c Holoeye offers ‘Pluto’ series products as the phase-only LCOS device, which are able to achieve 2π phase modulation up to 1550 nm.78
  6. d Microdisplay was acquired by Finisar Corp. in 2008.
  7. ‘(D)’ indicates ‘digital driving scheme’. ‘(A)’ indicates ‘analog driving scheme’.
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