F-Theta Lens at Various Wavelengths

  • Update:Jun 04, 2018
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F-theta lenses are used in laser scanners (laser markers) and the laser wavelengths may be 355nm 266nm and other wavelengths. We can provide full range of f-theta lenses according to your applications.

Product Introduction

(1) STY-WT Series F-theta Lenses

266nm 

Part No.

EFL (mm)

Scan Angle (±°)

Scan Length (mm)

Scan Field (mm)

Ent. pupil (mm)

Average spot Size (um)

Length (mm)

Working Distance (mm)

STY-266-70-100-WT

100.0

28°

95.0

70x70

5.0

8.0

49.0

137.0

STY-266-110-160-WT

160.0

28°

160.0

110x110

5.0

10.0

36.7

200.0

STY-266-90-254-WT

254.0

18°

156.0

90x90

4.0

16.0

47.0

25.0

355nm 

Part No.

EFL (mm)

Scan Angle (±°)

Scan Length (mm)

Scan Field (mm)

Ent. pupil (mm)

Average spot Size (um)

Length (mm)

Working Distance (mm)

STY-355-60-100-WT

100.0

25°

85.0

60x60

6.0

15.5

56.0

130.5

STY-355-76-108-WT

108.3

28.4°

107.7

76x76

6.0

-

49.0

146.0

STY-355-109-174-WT

173.9

25°

153.2

109x109

6.0

-

36.8

218.4

STY-355-112-160-WT

160.0

20°

158.0

112x112

7.0

13.5

50.0

177.79

STY-355-112-160Q-WT

160.0

29°

160.0

112x112

6.0

18

50.36

206.6

STY-355-155-250-WT

250.3

25.4°

219.2

155x155

10.0

-

61.0

309.6

STY-355-160-254-WT

254.0

25°

220.0

160x160

12.0

22.0

55.0

311.0

STY-355-130-269-WT

269.3

19.0°

183.0

130x130

4.0

-

47.0

276.1

STY-355-180-290-WT

290.0

25.5°

255.0

180x180

20.0

40.0

65.0

332.5

STY-355-250-410-WT

410.0

25°

354.0

250x250

10.0

7.0

46.8

488.2

STY-355-320-580-WT

580.0

22°

455.0

320x320

10.0

27.0

38.0

668.0

STY-355-350-580-WT

580.0

25°

495.0

350x350

15.0

24.0

46.0

689.0

STY-355-500-810-WT

810.0

28°

850.0

500x500

24.0

55.0

57.0

880.0

STY-355-440-831-WT

831.1

21.4°

624.5

440x440

14.0

-

62.5

983.2

STY-355-470-912-WT

919.2

20.8°

678.0

470x470

14.0

-

40.0

1032.0

 

(2) STY Series F-theta Lenses for Various Wavelength

355nm 

Model

F.L.

mm

WD

mm

Scan area

mm (round/square)

Scan Angle

maxi

E.P.

mm

Spot

µm

D1

mm

D2

mm

Out-line

STY-355-65-100Q

100

121.37

Φ90/65×65

±25º

8

8.35

 

90

 

STY-355-100-160

160

193.37

Φ141/100×100

±25º

10

10.2

 

90

 

STY-355-110-162B

162

200.82

Φ155/110×110

±28º

12

8.77

 

105

 

STY-355-105-170R

170

210.19

Φ148/105×105

±25º

10

11.04

 

90

 

STY-355-130-210Q

210

248.87

Φ185/130×130

±25º

10

13.6

 

90

 

STY-355-135-210R

210

250.55

Φ190/135×135

±27º

10

13.6

 

90

 

STY-355-130-210

210

236.91

Φ185/130×130

±25º

15

9.1

 

120

 

STY-355-103-235

235

189.02

Φ146/103×103

±17.4’’

10

15.27

 

90

 

STY-355-175-254Q

254

300.72

Φ247.5/175×175

±25º

10

16.4

 

90

 

STY-355-170-254C

254

318.21

Φ241.2/170×170

±27º

14

16.57

 

120

 

STY-355-177-255B

255

313.53

Φ241/177×177

±27º

10

16.57

 

120

 

STY-355-201-305B

305

365.55

Φ285/201×201

±26.7º

16

12.38

 

120

 

STY-355-195-330Q

330

390.77

Φ276/195×195

±24º

10

21.43

 

90

 

STY-355-203-330B

330

383.39

Φ288/203×203

±25º

14

15.3

 

120

 

STY-355-216-350C

350

409.61

Φ305/216×216

±25º

14

24

 

120

 

STY-355-301-470

470

536.11

Φ425/301×301

±26º

15

20

 

105

 

STY-355-290-470C

470

535.30

Φ410/290×290

±25º

16

19.08

 

120

 

STY-355-320-500C

500

568.14

Φ452/320×320

±26º

14

23

 

120

 

STY-355-360-580B

580

663.11

Φ509/360×360

±25º

16

25.22

 

120

 

STY-355-520-750

750

823.37

Φ735/520×520

±28º

16

32.3

 

120

 

STY-355-600-840

840

921.44

Φ850/600×600

±29º

18

30.3

 

120

 

STY-355-660-910

910

990.841

Φ933/660×660

±29.5º

18

42.2

 

120

 

STY-355-800-1090

1090

1177.901

Φ1065/800×700

±29º

18

44.24

 

120

 

STY-355-900-1450

1450

1499.77

Φ1272/900×900

±25º

14

67.29

 

120

 

Standard ƒ-Theta Lenses for 780nm-980nm

Model

F.L.

mm

WD

mm

Scan area

mm

Scan Angle

θmax

E.P.

mm

Spot

µm

D1

mm

D2

mm

Screw

Protective glass dia.

mm

STY-980-70-100

100

111.62

Φ100/70×70

±25º

12

16.33

 

90

M85×1

 

STY-780-980-55-100R

100

104

Φ88/55×55

±25.2º

12

15

 

90

M85×1

 

STY-980-110-160

160

181.29

Φ158/110×110

±28º

12

25.9

 

90

M85×1

 

STY-980-100-160

160

181.04

Φ141/100×100

±28º

20

14.62

 

120

M85×1

 

STY-980-100-163

163

179.61

Φ160/100×100

±25º

20

15.77

 

115

M85×1

 

STY-980-100-165

165

181.04

Φ141/100×100

±28º

20

14.62

 

120

M85×1

 

STY-915-940-100-170

170

191.97

Φ144/100×100

±25º

30

10.11

 

140

M102×1

 

STY-980-100-170

170

191.97

Φ144/100×100

±25º

30

10.11

 

140

M102×1

 

STY-980-100-170

170

191.97

Φ144/100×100

±25º

30

10.11

 

140

M102×1

 

STY-915-940-170-254

254

271.07

Φ240/170×170

±25º

14-20

10.11

 

120

M85×1

 

STY-915-940-175-254

254

286.08

Φ247/175×175

±25º

30

32.5

 

140

M102×1

 

STY-980-156-254

254

286.08

Φ220/156×156

±25º

30

15

 

140

M102×1

 

STY-980-261-420

420

502.23

Φ369/261×261

±25.2º

30

25.11

 

140

M132×1

 

STY-915-400-510

510

565.93

Φ565/400×400

±31.5º

18

47.5

 

120

M85×1

 

1940nm 

Model

F.L.

mm

WD

mm

Scan area

mm (round/square)

Scan Angle

maxi

E.P.

mm

Spot

µm

D1

mm

D2

mm

Out-line

STY-1940-190-280

280

346.1

Φ268/190×190

±27.5º

14

71

 

120

 

STY-1940-318-465

465

554.04

Φ446/318×318

±27.5º

14

117.9

 

120

 

STY-1940-380-554

554

655.77

Φ268/380×380

±27.5º

14

140.49

 

120

 

 

(3) STS F-Theta Lens

FL=focal length

MI=max. input beam diameter

SAR=scan area

AS=aperture stop

WD=working distance

MO=max. outside diameter 

MT=mounting thread

PW=protective windows

Standard ƒ-Theta Lenses at 266nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

MT

WD

(mm)

PW

STS-3100/199

101.49

29.20

100.68

73x73

5.00

17.14

49.00

89.00

M85x1

136.52

Yes

STS-3160/199

162.31

25.00

142.66

105x105

5.00

21.10

36.75

89.00

M85x1

204.47

Yes

STS-0256/199

249.50

24.20

218.90

148x148

4.00

13.50

47.00

90.00

M85x1

254.00

----

Telecentric ƒ-Theta Lenses at 266nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

MT

WD

(mm)

PW

STS-4030/199

30.10

14.60

15.00

10x10

6.00

12.72

55.54

47

M85x1

28.90

Yes

STS-3050/199

53.46

16.00

29.40

20x20

6.00

17.80

39.79

87

M85x1

71.70

----

STS-4105/199

99.30

21.00

72.08

50x50

5.00

26.90

86.20

121

M85x1

142.17

Yes

STS-4162/199

159.78

16.20

90.27

64x64

10.00

32.30

133.00

121

M85x1

253.67

Yes

Standard ƒ-Theta Lenses at  355nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

WD

(mm)

PW

STS-3100/075

108.34

28.40

107.70

76x76

6.00

17.14

49.00

89

145.95

Yes

STS-3160/075

173.90

25.00

153.15

109x109

6.00

21.10

36.75

89

218.40

Yes

STS-3260/075

250.26

25.40

219.17

155x155

10.00

28.05

61.00

105

309.62

Yes

STS-0257/075

269.29

19.00

183.00

130x130

4.00

13.50

47.00

900

276.08

---

STS-1330/075

328.18

25.20

303.39

212x212

14.00

36.00

108.4

1220

260.21

Yes

STS-0580/075

580.80

22.00

455.60

320x320

10.00

39.00

37.96

890

671.66

Yes

STS-0815/075

831.05

21.40

624.49

440x440

14.00

25.00

62.50

900

983.23

Yes

STS-0920/075

919.21

20.80

678.02

470x470

14.00

40.97

40.00

89

1032.00

Yes

Telecentric ƒ-Theta Lenses at 355nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

WD

(mm)

PW

STS-4031/075

32.04

8.00

8.90

6x6

10.00

16.50

39.85

90

28.99

----

STS-3050/075

56.01

15.20

29.35

20x20

6.00

19.50

39.79

87

75.89

Yes

STS-4110/075

109.38

24.20

89.79

63x63

6.00

33.07

86.00

121

154.57

Yes

STS-4160/075

167.22

15.60

90.05

64x64

10.00

37.20

133.00

121

264.36

Yes

STS-5256/075

256.82

14.60

124.46

86x86

6.00

24.00

173.50

138

145.16

----

Standard ƒ-Theta Lenses at  405nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

MT

WD

(mm)

PW

STS-3160/173

175.86

25

154.76

110x110

6.00

21.10

36.75

89

M85x1

220.73

Yes

STS-0375/173

375.32

31

420.36

300x300

10.00

35.50

48.00

116

M92x1

447.46

----

STS-0580/173

594.12

22

466.36

326x326

10.00

39.00

37.96

89

M85x1

686.46

Yes

Telecentric ƒ-Theta Lenses at 405nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

MT

WD

(mm)

PW

STS-8050/173

55.03

22.80

42.10

29x29

7.50

16.20

52.00

90.00

M85x1

67.20

----

Standard ƒ-Theta Lenses for 808nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

MT

WD

(mm)

PW

STS-0101/094

97.53

28.00

75.71

53x53

10

18.00

40.00

90.00

M85x1

108.90

Yes

STS-0163/094

158.28

27.60

156.21

108x108

12

20.80

43.30

89.00

M85x1

176.42

Yes

STS-2163/094

158.88

26.80

150.05

103x103

20

29.00

66.00

128.00

M85x1

187.26

Yes

STS-0202/094

196.85

19.00

130.88

90x90

30

43.00

83.10

132.00

M85x1

237.41

Yes

STS-3254/094

248.66

19.20

168.83

115x115

30

47.93

75.50

130.00

M85x1

290.03

Yes

STS-0300/094

294.17

25.00

258.39

175x175

20

35.00

78.00

128.00

M85x1

346.21

Yes

STS-0400/094

397.87

21.40

303.07

213x213

20

33.00

53.00

118.00

M85x1

486.87

---

STS-0420/094

410.93

25.20

374.59

250x250

30

54.64

52.00

136.00

M132x1

468.59

---

STS-0555/094

556.24

21.40

426.26

290x290

25

40.00

65.40

130.00

M85x1

628.87

---

STS-0635/094

636.51

25.60

594.02

415x415

30

58.25

48.50

133.00

M110x1

709.51

---

STS-0825/094

803.55

28.00

642.68

450x450

30

54.00

58.00

130.00

M102x1

875.96

Yes

Telecentric ƒ-Theta Lenses for 808nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

MT

WD

(mm)

PW

STS-0053/094

56.33

11.00

21.61

14x14

10.00

17.50

55.15

90.00

M85x1

69.12

Yes

STS-0075/094

76.78

9.80

26.40

19x19

10.00

32.60

45.00

70.00

TK60

103.63

---

STS-0080/094

79.55

21.20

58.15

39x39

25.00

27.70

83.40

107.00

M85x1

79.53

Yes

STS-5100/094

105.63

26.80

96.39

68x68

12.00

35.00

85.50

126.00

M85x1

135.25

Yes

Standard ƒ-Theta Lenses for 980nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

MT

WD

(mm)

PW

STS-0101/094

99.46

28.00

75.71

53x53

10.00

18.00

40.00

90.00

M85x1

111.17

Yes

STS-0163/094

161.38

27.60

156.21

108x108

12.00

20.80

43.30

89.00

M85x1

179.88

Yes

STS-2163/094

162.00

26.80

150.05

103x103

20.00

29.00

66.00

128.00

M85x1

191.26

Yes

STS-0202/094

200.40

19.00

130.88

90x90

30.00

43.00

83.10

132.00

M85x1

241.65

Yes

STS-3254/094

253.12

19.20

168.83

115x115

30.00

47.93

75.50

130.00

M85x1

295.61

Yes

STS-0300/094

298.52

25.00

258.39

175x175

20.00

35.00

78.00

128.00

M85x1

351.32

Yes

STS-0400/094

400.16

21.40

303.07

213x213

20.00

33.00

53.00

118.00

M85x1

489.16

---

STS-0420/094

419.58

25.20

374.59

250x250

30.00

54.64

52.00

136.00

M132x1

478.65

---

STS-0555/094

565.20

21.40

426.26

290x290

25.00

40.00

65.40

130.00

M85x1

638.85

---

STS-0635/094

649.59

25.60

594.02

415x415

30.00

58.25

48.50

133.00

M110x1

724.17

---

STS-0825/094

812.18

28.00

642.68

450x450

30.00

54.00

58.00

130.00

M102x1

885.11

Yes

Telecentric ƒ-Theta Lenses for 980nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

MT

WD

(mm)

PW

STS-0053/094

57.39

11.00

21.61

14x14

10

17.50

55.15

90.00

M85x1

70.56

Yes

STS-0075/094

78.18

9.80

26.40

19x19

10

32.60

45.00

70.00

TK60

105.56

---

STS-0080/094

80.96

21.20

58.15

39x39

25

27.70

83.40

107

M85x1

81.30

Yes

STS-5100/094

107.19

26.80

96.39

68x68

12

35.00

85.50

126

M85x1

137.17

Yes

Standard ƒ-Theta Lenses at  1550nm & 1940nm

Part No.

FL

(mm)

SA

(±°)

SL

(mm)

SAR

(mm x mm)

MI

(mm)

AS

(mm)

Length (mm)

MO

(mm)

MT

WD

(mm)

PW

STS-3100/008

100.1

22.0 

76.9 

    55x55 

10.0 

 18.0 

40.0 

 90.0

M85

 112.0 

 Yes

STS-2250/008

277.1

21.4 

205.6

142x142

15.0 

 31.0 

61.0

105.0 

M85

346.1

 Yes

STS-5163/008

163.1

18.8 

104.0

    73x73 

15.0 

32.2

 183.32

135.0 

 M85 

 155.4 

 Yes

Remark: FL=focal length; SA=scan angle; SL=scan length; SAR=scan area; MI=max. input beam diameter; AS=aperture stop; MO=max. outside diameter; MT=mounting thread; WD=working distance; PW=protective windows.

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