Physics & Astronomy
lenses
81%
light emitting diodes
73%
prisms
66%
lens design
50%
illumination
43%
illuminating
43%
projectors
43%
aberration
40%
cameras
31%
sensors
30%
rays
28%
design optimization
26%
illuminance
25%
zoom lenses
24%
sunlight
23%
luminaires
21%
optimization
17%
light sources
17%
periscopes
14%
wide angle lenses
14%
color
13%
simulation
13%
reflectors
11%
stereophotography
11%
mirrors
10%
condensers
10%
optical paths
9%
systems engineering
9%
projection
9%
glass
8%
modules
8%
modulation transfer function
8%
parabolic reflectors
8%
detectors
8%
adjusting
7%
luminance
7%
computer programs
7%
coefficients
7%
brightness
7%
rhomboids
7%
fabrication
6%
evaluation
6%
coma
6%
costs
6%
boxes
6%
glare
6%
streets
5%
field of view
5%
salinity
5%
reflexes
5%
Engineering & Materials Science
Lenses
100%
Light emitting diodes
57%
Prisms
51%
Lighting
41%
Aberrations
38%
Pickups
37%
Optical design
36%
Videodisks
26%
Cameras
21%
Optical projectors
18%
Cellular telephones
13%
Optical systems
13%
Mirrors
11%
Semiconductor lasers
10%
Motorcycles
10%
Optical transfer function
10%
Display devices
9%
Light sources
9%
Detectors
9%
Sensors
9%
Eyeglasses
9%
Oxide films
8%
Thin films
8%
Camera lenses
8%
Detector circuits
6%
Projection systems
6%
Glass
6%
Basketball
6%
Lighting fixtures
5%
Single mode fibers
5%
Color
5%
Digital devices
5%
Interferometers
5%
Holographic optical elements
5%
Angle measurement
5%
Diffraction
5%
Interferometry
5%
Oxide semiconductors
5%
Telescopes
5%
Mathematics
Lens
40%
Design
24%
Prism
23%
Aberration
23%
Camera
15%
Sensor
10%
Diode
8%
Single-mode Fiber
8%
Aspheric Surface
8%
Lens Design
7%
Salinity
7%
Optimization Design
7%
Solid angle
6%
Beam Splitter
6%
Fingerprint
6%
Fabrication
6%
Mm
6%
Reflector
5%
Illumination
5%
Mobile Phone
5%
Optimization Techniques
5%
Path Length
5%
Thin Films
5%
Display
5%
Projector
5%