Plano-Concave Lenses
Specifications：
|
Item
|
Specifications
|
|
Material
|
BK7 or UV fused silica
|
|
Focal Length Tolerance
|
±1% @589nm
|
|
Design Wavelength
|
589nm
|
|
Centration
|
≤3′
|
|
Diameter Tolerance
|
+0/-0.1mm
|
|
Clear Aperture
|
＞90% of central Area
|
|
Center Thickness Tolerance
|
±0.1mm
|
|
Surface Quality
|
20/10（UVFS）/ 40/20（BK7）
|
|
Surface Accuracy
|
≤ 1.5λ power，λ/2 irregularity（UVFS
≤ 1.5λ power，λ/4 irregularity（BK7）
|
|
Chamfers
|
0-0.8mm face Width ×45°±15°
|
Other diameter, focus length, and material are available upon request.
BK7Plano-Concave Lenses：
|
Part Number
|
Dia(mm)
|
Te(mm)
|
EFL(mm)
|
|
12.7
|
2
|
-15.0
|
|
|
PCV105-F20
|
12.7
|
2
|
-20.0
|
|
PCV105-F25
|
12.7
|
2
|
-25.0
|
|
PCV105-F30
|
12.7
|
2
|
-30.0
|
|
PCV105-F50
|
12.7
|
2
|
-50.0
|
|
PCV105-F100
|
12.7
|
2
|
-100.0
|
|
PCV110-F50
|
25.4
|
2
|
-50.0
|
|
PCV110-F75
|
25.4
|
2
|
-75.0
|
|
PCV110-F100
|
25.4
|
2
|
-100.0
|
|
PCV110-F150
|
25.4
|
2
|
-150.0
|
|
PCV110-F200
|
25.4
|
2
|
-200.0
|
|
PCV110-F250
|
25.4
|
2
|
-250.0
|
|
PCV110-F300
|
25.4
|
2
|
-300.0
|
UVFS Plano-Concave Lenses：
|
Part Number
|
Dia(mm)
|
Te(mm)
|
EFL(mm)
|
|
PCV205-F15
|
12.7
|
2
|
-15.0
|
|
PCV205-F20
|
12.7
|
2
|
-20.0
|
|
PCV205-F25
|
12.7
|
2
|
-25.0
|
|
PCV205-F30
|
12.7
|
2
|
-30.0
|
|
PCV205-F50
|
12.7
|
2
|
-50.0
|
|
PCV205-F100
|
12.7
|
2
|
-100.0
|
|
PCV210-F50
|
25.4
|
2
|
-50.0
|
|
PCV210-F75
|
25.4
|
2
|
-75.0
|
|
PCV210-F100
|
25.4
|
2
|
-100.0
|
|
PCV210-F150
|
25.4
|
2
|
-150.0
|
|
PCV210-F200
|
25.4
|
2
|
-200.0
|
|
PCV210-F250
|
25.4
|
2
|
-250.0
|
|
PCV210-F300
|
25.4
|
2
|
-300.0
|