Suzhou Charm Rain Optics Technology Co., Ltd
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CaF2 Biconvex Lens

产品简介
Product introduction

105.Double-concave lens is composed of two concave surfaces with equal side radius of curvature, which is often used for lens beam expansion, projection, and expanding the focal length of the optical system.

Product details

Our company is customized according to customer needs, and the processing capacity is as follows:

 

range of sizes mm

Thickness range

Surface accuracy

finish

partiality ″

Radius Control (N)

The scope of coating

5-20

>2mm

<RMS 0.02

40-20

30

+/-3

UVU/VIS/NIR

20-60

>3mm

<RMS 0.02

40-20

30

+/-1

60-100

>5mm

<RMS 0.03

40-20

30

+/-1

100-150

>8mm

<RMS 0.04

60-40

60

+/-2

150-300

>10mm

<RMS 0.06

60-40

60

+/-5

measuring equipment

Center thickness measuring instrument

ZYGO

LED lamp visual inspection

Reflective style partial to the heart

All-European spherical radial instrument

The Shimadzu spectrophotometer

Standard
Product No.
Product size
Link
D12.7*CT2 R48 R48
D9*CT3.15 R17.56 R10.30
D9*CT3.11 R17.62 R10.30
D25.4*CT5.9 R86.2 R86.2
D25.4*CT5.9 R42.50 R42.50
D25.4*CT11 R20.2 R=20.2
D12.7*CT5.6 R12.1 R12.1
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