ANSI STANDARDS

Question 1

Eyewear is divided into these 4 broad categories

Answer 1

Dress Eyewear Z80.1
Safety Eyewear Z87.1
Sunglasses Z80.3
Sports Eyewear ASTM F803-86

Question 2

Dress Eyewear

Answer 2

designed for everyday us

Question 3

US is currently the only country with an

Answer 3

an impact-resistance requirement for dress eyewear.

Question 4

All eyeglass and sunglass lenses MUST be

Answer 4

impact resistant

Question 5

Z80.1

Answer 5

Recommendations for Prescription Ophthalmic Lenses

Question 6

Z80.2

Answer 6

Prescription Requirements for First Quality Rigid Contact Lenses

Question 7

Z80.3

Answer 7

Nonprescription Sunglasses and Fashion Eyewear Requirements

Question 8

Z80.4

Answer 8

Accessory Solution Use with Contact Lenses made of Conventional Hard Plastic such as Polymethyl Methacrylate

Question 9

Z80.5

Answer 9

Dress Ophthalmic Frames

Question 10

Z80.6

Answer 10

Physiochemical Properties of Conventional Hard Plastic Contact Lenses

Question 11

Z80.7

Answer 11

Ophthalmic - Intraocular Lenses - Optical and Physical Requirements

Question 12

Z80.8

Answer 12

Ophthalmics - Soft Contact Lenses - Prescription Requirements

Question 13

Z80.9

Answer 13

Low vision aids

Question 14

Z87.1

Answer 14

Occupational and Educational Eye and Face Protection

Question 15

The Prismatic power measured at the Prism reference point (PRP) shall not exceed

Answer 15

0.33 Prism Diopters

Question 16

PRP shall not be more than

Answer 16

than 1.00 mm away from the specified position in any direction.

Question 17

Base Curve Tolerance

Answer 17

the Base curve shall be supplied within plus or minus 0.75D

Question 18

Center Thickness Tolerance

Answer 18

It shall not deviate from the nominal value by more than plus or minus 0.3mm.

Question 19

The center thickness shall be measured

Answer 19

at the Prism Reference Point (PRP) of the Convex surface

Question 20

Segment Size Tolerance

Answer 20

(width, depth, and intermediate depth) shall not deviate from the nominal value by more than plus or minus 0.05mm

Question 21

The difference between the segment dimensions (width, depth, and intermediate depth) in the mounted pair shall not exceed

Answer 21

0.5

Question 22

The segment tilt for each lens shall be within

Answer 22

plus or minus 2 degrees as measured from the 180

Question 23

Segment Vertical Location,

Answer 23

Multifocal Lenses: The seg height for each lens shall be within Plus or minus 1.00mm. The difference between the seg height in the mounted pair shall not exceed 1.00mm.