sales item

 

Home > SALES ITEM > Product

OptiSpheric®

  • OptiSpheric® 은 표준 렌즈 및 IOL렌즈의 광 범위한 매개 변수를 측정 할 수 있다. 필요에 따라 software module과 장비 설비의 변환을 통해 측정하고자 하는 lens의 매개변수를 확장할 수 도 있다. 장비의 기본은 Autocollimator로 구성되어 있으며 측정하고자 하는 Application에 따라서 System의 Model을 구분 할 수 있으며, 그에 따른 Accessory 또한 User의 사양에 따라서 선택할 수 있는 장점을 가지고 있다.
  • 1. OptiSpheric ®

01
OptiSpheric ®

01
OptiSpheric® Tray

  • 각종 Lens의 EFL(Effective Focal Length), BFL(Back Focal Length), MTF(Modulation Transfer Function), R(Radius of Curvature), 편심 등을 측정할 수 있는 장비이다.

Effective focal length (EFL)

  •  MTF on axis
  •  Back focal length(BFL)
  •  Radius of curvature(R)
  •  Flange Focal Length (FFL)
  •  Centration Errors
  •  Measurement of centering errors
  •  Multi-Wavelength measurement capabilities
  •  Measurement of Plano Optics
  •  Wedges and filters
  •  90°-prisms
  •  Parallelism of plane plates
  •  Deviation angle through wedges and prisms
  •  Alignment of CD-optical heads
  •  Wobble of rotating glass disks

OptiSpheric ® Specifications

System Performance EFL
Effective focal length +/- 5...500 mm
Extension of measuring range

Lens diameter: 1-35(75/150) mm

Repeatability: 0.03...0.2%
Resolution 0.03….0.2%
Measurement time

5….25 mm: 0.1%....0.3%
25….250mm: 0.03%....0.1%

500….1000mm: 0.05%....0.3%
Ring Buffer

Manual focusing:3-20sec.

Measurnent time: mouse click

Autofocus: 5-8sec
first measurement: 5-8sec

Next measurement: 3-5secW
MTF
Test mode

manual focusing, automatic

measurement
focusing+measurement: automatic, on-axis
Measurement Range

+/-2...+/-350mm

absolute MTF-Test: 5...75 mm EFL
Accuracy 0.05 to 0.3%
Repeatability 0.02 to 0.2
Wavelength range 400-1000nm
Spatial frequency: 0-500 lp/mm-higher frequencies available on request

MTF-Measurment/Slit evalutions

Repeatablilty: 1%

Accuracy: 2%
BFL, FFL and Radius of curvature
Repeatability 0.02 to 0.2%
Accuracy 0.03 to 0.3%
Centration Errors in Transmission and Reflection
Repeatability ± 0.1μm or ± 1 arcsec
Accuracy ± 0.2μm or ± 2 arcsec
Measurement Time 3-15 sec
Measurement range ± 1…± 2000mm
Angle Measurement
Resolution 0.01 arcsec
Repeatability 0.2 arcsec
Accuracy 1 arcsec