Manufacture of ophthalmic lenses by excimer laser

Details Manufacture of ophthalmic lenses by excimer laser Manufacture of ophthalmic lenses by excimer laser

1986-10-14

1989-06-27

Lowe, James

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Utilizing plasma, electric, electromagnetic, particulate, or...

65102, 65105, 65112, 65120, 21912161, 21912166, 21912167, 21912169, 21912173, 21912185, 264 25, B29D 1100, B23K 2606, C03B 2300

Patent

active

048427829

ABSTRACT:
Complex small objects such as ophthalmic lenses are quickly and accurately fabricated from plastic or glass blanks of ablatable material such as plastic or glass by cutting, shaping, and radiusing the blank entirely by laser light, using appropriate masks and focusing optics.

REFERENCES:
patent: 3410203 (1968-11-01), Frichbeck
patent: 3440038 (1969-04-01), Otstot et al.
patent: 3549733 (1970-12-01), Caddell
patent: 3657085 (1972-04-01), Hoffmeister et al.
patent: 3742182 (1973-06-01), Saunders
patent: 3972599 (1976-08-01), Engel et al.
patent: 4032861 (1977-06-01), Rothrock
patent: 4081655 (1978-03-01), Gale
patent: 4128752 (1978-12-01), Gravel
patent: 4147402 (1979-04-01), Chom
patent: 4156124 (1979-05-01), Macken et al.
patent: 4194814 (1980-03-01), Fischer et al.
patent: 4219721 (1980-08-01), Kamen et al.
patent: 4275288 (1981-06-01), Makosch et al.
patent: 4307046 (1981-12-01), Neefe
patent: 4323317 (1982-04-01), Hasegawa
patent: 4370175 (1983-01-01), Levatter
patent: 4402579 (1983-09-01), Poler
patent: 4414059 (1983-11-01), Blum et al.
patent: 4430548 (1984-02-01), Macken
patent: 4450593 (1984-05-01), Poler
patent: 4455893 (1984-06-01), Astero
patent: 4473735 (1984-09-01), Steffen
patent: 4510005 (1985-04-01), Nijman
patent: 4556524 (1985-12-01), Cullis et al.
patent: 4563565 (1986-01-01), Kampfer et al.
patent: 4642439 (1987-02-01), Miller et al.
patent: 4652721 (1987-03-01), Miller et al.
"Laser Ablation of Organic Polymers: Microscopic Models for Photochemical and Thermal Processes", B. Garrison et al., Journal of Applied Physics, 57 (8), Apr. 15, 1985, pp. 2909-2914.
"Kinetics of the Ablative Photodecomposition of Organic Polymers in the Far-Ultraviolet (193nm)"; IBM Thomas J. Watson Research Center; pp. 1-11.
Action of Far-Ultraviolet Light on Organic Polymer Films: Applications to Semiconductor Technology; IBM Thomas J. Watson Research Center; pp. 1-9.
"Laser Applications in Semiconductor Microlithography"; Kanti Jain; Lasers & Applications; Sep. 1983, pp. 49-56.
"Effective Deep Ultraviolet Photoetching of Polymethyl Methacrylate by an Excimer Laser"; Y. Kawamura, K. Toyoda and S. Namba; Appl. Phys. Lett. 40(5), Mar. 1, 1982; pp. 374-375.
"Deep-Ultraviolet Spatial-Period Division Using an Excimer Laser"; A. M. Hawryluk and Henry I. Smith; Optic Letters; vol. 7, No. 9, Sep. 1983, pp. 402-404.

Affiliated with

Also associated with

Rating

Manufacture of ophthalmic lenses by excimer laser does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Manufacture of ophthalmic lenses by excimer laser, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Manufacture of ophthalmic lenses by excimer laser will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-811735