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Dive into the research topics where Leendert Vriens is active.

Publication


Featured researches published by Leendert Vriens.


Archive | 1998

UV/blue led-phosphor device with efficient conversion of UV/blues light to visible light

Leendert Vriens; G.A. Acket; Cornelis Reinder Ronda


Archive | 1997

UV/blue LED-phosphor device with short wave pass, long wave pass band pass and peroit filters

Barry Mana Singer; Cornelis Reinder Ronda; Leendert Vriens


Archive | 1987

Electro-optic color display including luminescent layer and interference filter

Leendert Vriens


Archive | 1989

Projection device and associated electro-optic monochrome display device with phosphor layer and interference filters

Leendert Vriens


Archive | 1998

UV/BLUE LED-PHOSPHOR DEVICE WITH ENHANCED LIGHT OUTPUT

Barry Mana Singer; Cornelis Reinder Ronda; Leendert Vriens


Archive | 1984

Display tube provided with an interference filter

Leendert Vriens; Johannes Hendrikus Maria Spruit; Johannes Cornelis Norbertus Rijpers; Titus E. C. Brandsma


Archive | 1990

SHORT FOCAL LENGTH VIDEO COLOR PROJECTOR EMPLOYING DICHROIC MIRROR BLOCK

Ralph Bradley; Leendert Vriens; William F. Guerinot; Jill Forer Goldenberg


Archive | 1985

Projection television display tube and device having interference filter

Leendert Vriens; John A. Clark; Johannes Hendrikus Maria Spruit


Archive | 1987

Display tube having improved brightness distribution

Leendert Vriens; Johannes Hendrikus Maria Spruit; John A. Clarke


Archive | 1989

Projection television display tube with cooling means and display device having such a display tube

Leendert Vriens; Gerrit Berend Gerritsen; Willem Meijndert Van Alphen

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