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Aspheric Condenser Lens > Aspheric Condenser Lens

Introduction

Aspheric lenses provide better performance by reducing aberrations and are ideal for use in low f-number high-throughput applications. These lenses have one aspheric surface. Available with three distinct second surfaces: plano spherical convex and spherical concave.

 
 

Standard Specifications

 
  

Items

Specifications

Material

B270

Designed Wavelength

546.1 nm

Designed Index

1.523 ¡À0.0005

Dimension Tolerance

+0.0/-0.2 mm

Thickness Tolerance

¡À 0.2 mm

Paraxial Focal Length

¡À 2%

Clear Aperture

> 90%

Centration

3 arc minutes

Flatness

¦Ë/4 at 632.8 nm

Surface Quality

scratch and dig 60-40

Bevel

0.5 (0/-0.3) mm

Notes:

1. Material, besides B270, BK7, fused silica and any other materials are available.

2. Surface Quality could reach 40-20 or 20-10

3. Centration such as 1¡¯, 30¡± is available.

4. Please show us the size and the coating specification.

 
   

 

Part NO.

§æ (mm)

f(mm)

fb(mm)

tc(mm)

te(mm)

Rear

Surface

LAS0101

12.0

8.50

5.8

5.5

1.6

Convex

LAS0102

12.0

10.50

8.2

3.5

1.1

Plano

LAS0103

18.0

12.0

6.9

8.8

3.3

Convex

LAS0104

19.0

17.0

12.4

7.0

1.8

Plano

LAS0105

25.0

20.0

15.1

7.5

1.2

Plano

 
Catalogue Download
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