1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
|
"""
Optical system design demo
"""
import numpy as np
from optics import Mirror, Ray, Tracer, Lens
import pyqtgraph as pg
from pyqtgraph import Point
from pyqtgraph.Qt import QtCore
app = pg.mkQApp("Optics Demo")
w = pg.GraphicsLayoutWidget(show=True, border=0.5)
w.resize(1000, 900)
w.show()
### Curved mirror demo
view = w.addViewBox()
view.setAspectLocked()
#grid = pg.GridItem()
#view.addItem(grid)
view.setRange(pg.QtCore.QRectF(-50, -30, 100, 100))
optics = []
rays = []
m1 = Mirror(r1=-100, pos=(5,0), d=5, angle=-15)
optics.append(m1)
m2 = Mirror(r1=-70, pos=(-40, 30), d=6, angle=180-15)
optics.append(m2)
allRays = []
for y in np.linspace(-10, 10, 21):
r = Ray(start=Point(-100, y))
view.addItem(r)
allRays.append(r)
for o in optics:
view.addItem(o)
t1 = Tracer(allRays, optics)
### Dispersion demo
optics = []
view = w.addViewBox()
view.setAspectLocked()
#grid = pg.GridItem()
#view.addItem(grid)
view.setRange(pg.QtCore.QRectF(-10, -50, 90, 60))
optics = []
rays = []
l1 = Lens(r1=20, r2=20, d=10, angle=8, glass='Corning7980')
optics.append(l1)
allRays = []
for wl in np.linspace(355,1040, 25):
for y in [10]:
r = Ray(start=Point(-100, y), wl=wl)
view.addItem(r)
allRays.append(r)
for o in optics:
view.addItem(o)
t2 = Tracer(allRays, optics)
### Scanning laser microscopy demo
w.nextRow()
view = w.addViewBox(colspan=2)
optics = []
#view.setAspectLocked()
view.setRange(QtCore.QRectF(200, -50, 500, 200))
## Scan mirrors
scanx = 250
scany = 20
m1 = Mirror(dia=4.2, d=0.001, pos=(scanx, 0), angle=315)
m2 = Mirror(dia=8.4, d=0.001, pos=(scanx, scany), angle=135)
## Scan lenses
l3 = Lens(r1=23.0, r2=0, d=5.8, pos=(scanx+50, scany), glass='Corning7980') ## 50mm UVFS (LA4148)
l4 = Lens(r1=0, r2=69.0, d=3.2, pos=(scanx+250, scany), glass='Corning7980') ## 150mm UVFS (LA4874)
## Objective
obj = Lens(r1=15, r2=15, d=10, dia=8, pos=(scanx+400, scany), glass='Corning7980')
IROptics = [m1, m2, l3, l4, obj]
## Scan mirrors
scanx = 250
scany = 30
m1a = Mirror(dia=4.2, d=0.001, pos=(scanx, 2*scany), angle=315)
m2a = Mirror(dia=8.4, d=0.001, pos=(scanx, 3*scany), angle=135)
## Scan lenses
l3a = Lens(r1=46, r2=0, d=3.8, pos=(scanx+50, 3*scany), glass='Corning7980') ## 100mm UVFS (LA4380)
l4a = Lens(r1=0, r2=46, d=3.8, pos=(scanx+250, 3*scany), glass='Corning7980') ## 100mm UVFS (LA4380)
## Objective
obja = Lens(r1=15, r2=15, d=10, dia=8, pos=(scanx+400, 3*scany), glass='Corning7980')
IROptics2 = [m1a, m2a, l3a, l4a, obja]
for o in set(IROptics+IROptics2):
view.addItem(o)
IRRays = []
IRRays2 = []
for dy in [-0.4, -0.15, 0, 0.15, 0.4]:
IRRays.append(Ray(start=Point(-50, dy), dir=(1, 0), wl=780))
IRRays2.append(Ray(start=Point(-50, dy+2*scany), dir=(1, 0), wl=780))
for r in set(IRRays+IRRays2):
view.addItem(r)
IRTracer = Tracer(IRRays, IROptics)
IRTracer2 = Tracer(IRRays2, IROptics2)
phase = 0.0
def update():
global phase
if phase % (8*np.pi) > 4*np.pi:
m1['angle'] = 315 + 1.5*np.sin(phase)
m1a['angle'] = 315 + 1.5*np.sin(phase)
else:
m2['angle'] = 135 + 1.5*np.sin(phase)
m2a['angle'] = 135 + 1.5*np.sin(phase)
phase += 0.2
timer = QtCore.QTimer()
timer.timeout.connect(update)
timer.start(40)
if __name__ == '__main__':
pg.exec()
|
