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2. Multifocal diffractive lens - Wikipedia

   en.wikipedia.org/wiki/Multifocal_diffractive_lens

   Multifocal diffractive lens. A multifocal diffractive lens is a diffractive optical element (DOE) that allows a single incident beam to be focused simultaneously at several positions along the propagation axis. [1] Example of multifocal peak intensity distribution along optical axis. (Courtesy of Holo/Or)

3. Category:Lens manufacturers - Wikipedia

   en.wikipedia.org/wiki/Category:Lens_manufacturers

   This is for companies who exclusively or predominantly create optical lenses for still and film photography. Subcategories This category has the following 11 subcategories, out of 11 total.

4. Orthokeratology - Wikipedia

   en.wikipedia.org/wiki/Orthokeratology

   Orthokeratology, also referred to as Night lenses, Ortho-K, OK, Overnight Vision Correction, Corneal Refractive Therapy (CRT), Accelerated Orthokeretology, Cornea Corrective Contacts, Eccentricity Zero Molding, and Gentle Vision Shaping System (GVSS), is the use of gas-permeable contact lenses that temporarily reshape the cornea to reduce refractive errors such as myopia, hyperopia, and ...

5. Total Recall (1990 film) - Wikipedia

   en.wikipedia.org/wiki/Total_Recall_(1990_film)

   Box office. $261.4 million. Total Recall is a 1990 American science-fiction action film directed by Paul Verhoeven, with a screenplay by Ronald Shusett, Dan O'Bannon, and Gary Goldman. The film stars Arnold Schwarzenegger, Rachel Ticotin, Sharon Stone, Ronny Cox, and Michael Ironside. Based on the 1966 short story "We Can Remember It for You ...

6. Google Contact Lens - Wikipedia

   en.wikipedia.org/wiki/Google_Contact_Lens

   Google Contact Lens was a smart contact lens project announced by Google on 16 January 2014. [1] The project aimed to assist people with diabetes by constantly measuring the glucose levels in their tears. [2] The project was being carried out by Verily and as of 2014 was being tested using prototypes. [1]

7. List of Sony E-mount lenses - Wikipedia

   en.wikipedia.org/wiki/List_of_Sony_E-mount_lenses

   Key: "Standard E-mount" series for the APS-C and Super-35mm image format. "Full-frame E-mount" series for 35mm full-frame image format. "Gold" series, Sony 's line-up of high-grade lenses. "Gold Master" series, Sony's line-up of ultra high-grade lenses. "Light Edition", lenses designed to be particularly light.