Gold Member Since 2016
Audited Supplier
Qinhuangdao Intrinsic Crystal Technology Co., Ltd.

Double Convex Lens, N-Bk7 Fused Silica N-Sf10 Silicon Ge CaF2 E, Factory Supply and Design Optical Glass Convex L manufacturer / supplier in China, offering Double Concave Lens, Optical Lens, Silicon (Si) Material, Optical Material, Optical Grade Material, 18mm Znse Focal Lens 10600nm CO2 Laser Engraver Cutter Focus 1.5"2"2.5" and so on.

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Double Concave Lens, Optical Lens

FOB Price: Get Latest Price
Min. Order: 1 Piece
Port: Beijing, China
Production Capacity: 5000
Payment Terms: T/T, Western Union, Paypal

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Basic Info
  • Model NO.: D5~D300mm
  • Type: Convex Lens
  • Shape: Spherical Plano Convex Lenses
  • Lenses Color: Clear
  • Customized: Customized
  • Trademark: ICC
  • HS Code: 9001909090
  • Usage: Optical
  • Transmittance: >95%
  • Material: Optical Glass
  • Certification: RoHS, SGS, ISO9001
  • Coating: Ar Bbar
  • Origin: Qinhuangdao China
Product Description

The Double Concave Lenses present an identical concave surface on both sides of the lens.They have a negative focal length and are useful for 1:1 imaging and in multielement systems.

Specifications:
Material:----------------------------------------------N-BK7, Fused Silica, N-SF10, Silicon, Ge,CaF2, etc.
Diameter Tolerance:----------------------------+0.0/-0.15mm
Focal Length Tolerance (mm):---------------+/-2%
Centration:-----------------------------------------<3 arc minutes
Clear Aperture:------------------------------------>85% 
Surface Figure (per 25mm@632.8nm)----<1.5λ
IRR ( @632.8nm)--------------------------------<λ/4
Surface Quality:-----------------------------------60/40
Protected Bevel:---------------------------------<0.25mmx45deg
Coating:--------------------------------------------uncoated, AR, HR, PR Coating, etc.
Double Concave Lens, Optical Lens

N-BK7 Double Concave Lens

Design wavelength: 546.1nm Design Index:1.5183 ± 0.0005 

Part No.
f (mm)
dia (mm)
R1=R2 (mm)
t c (mm)
t e (mm)
Fb (mm)
Illustration
DCV1201
-25.0
12.7
26.25
2.0
3.6
-25.7
 
DCV1202
-30.0
12.7
31.44
2.0
3.3
-30.7
DCV1203
-40.0
12.7
41.80
2.0
3.0
-40.7
DCV1204
-50.0
12.7
52.17
2.0
2.8
-50.7
DCV1301
-25.0
25.0
26.25
2.0
8.6
-25.7
DCV1302
-35.0
25.4
36.62
2.0
6.5
-35.7
DCV1303
-50.0
25.4
52.17
2.0
5.1
-50.7
DCV1305
-75.0
25.4
78.09
2.0
4.1
-75.7
DCV1306
-100.0
25.4
104.00
2.0
3.6
-100.7

Double Concave Lens, Optical Lens


Fused silica Double Concave Lens
Design wavelength: 546.1nm Design Index:1.46008

Part No.
F (mm)
f(mm)
R1=R2(mm)
Tc
Te
Fb
Illustrationc
BCV2001
6.0
15.0
14.03
1.5
2.15
15.50
 
 
 
 
 
 
 
 
 
 
 
 
 
 
BCV2002
6.0
30.0
27.84
1.5
1.82
30.51
BCV2101
12.7
15.0
14.11
2.0
5.02
15.67
BCV2102
12.7
20.0
18.71
2.0
4.22
20.67
BCV2103
12.7
25.0
23.32
2.0
3.76
25.68
BCV2104
12.7
30.0
27.92
2.0
3.46
30.68
BCV2105
12.7
40.0
37.12
2.0
3.09
40.68
BCV2201
25.4
25.0
23.32
2.0
9.52
25.68
BCV2202
35.4
35.0
32.52
2.0
7.17
35.68
BCV2203
25.4
50.0
46.32
2.0
5.55
50.68
BCV2204
25.4
75.0
69.33
2.0
4.35
75.69
BCV2205
25.4
100.0
92.33
2.0
3.76
100.68
BCV2206
25.4
150.0
138.34
2.0
3.17
150.68
BCV2207
25.4
200.0
184.35
2.0
2.88
200.69
BCV2208
25.4
250.0
230.36
2.0
2.70
250.69
BCV2209
25.4
300.0
276.36
2.0
2.58
300.68
BCV2210
25.4
500.0
460.40
2.0
2.35
500.69
BCV2211
25.4
1000.0
920.48
2.0
2.18
1000.69
BCV2301
38.0
50.0
46.48
3.0
11.12
51.02
BCV2302
38.0
100.0
92.49
3.0
6.95
101.03
BCV2303
38.0
150.0
138.50
3.0
5.62
151.03
BCV2304
38.0
200.0
184.50
3.0
4.96
201.02
BCV2305
38.0
350.0
322.53
3.0
4.13
351.03
BCV2306
38.0
500.0
460.55
3.0
3.78
501.02
BCV2307
38.0
750.0
690.59
3.0
3.52
751.02
BCV2308
38.0
1000.0
920.64
3.0
3.39
1001.04

Double Concave Lens, Optical Lens
 
Double Concave Lens, Optical Lens
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