
34
Comparison with active blocking and passive blocking
Boxing center is recommended with following situations.
PD(=Pupil Distance) is in eccentric position
Horizontally wide frame
Super hydrophobic lens or ultra hi-index lens
Active Blocking
Passive Blocking
Blocking
Optical Center of Lens
Geometrical Center of Frame
User
Convenience
Just following the Marking Spot of Lensmeter
Have to move the Lens
according to GUI
Minimum
Edging Size
There can be additional limitations because of PD,
OH(Optical Height)
No additional limitation
Lens
Adaptor
Edging Quality
of Beveling or
Grooving
< Eccentric Edging>
< Centric Edging>
Lens
Lens
Adaptor
Wheel
Lens
!
NOTE
Summary of Contents for HPE-410
Page 1: ...PATTERNLESS EDGER HPE 410 USER MANUAL...
Page 149: ...149 HPE 410 8 4 6 Clamp You can check clamp Clamp test Clamp sensor state 1 2...
Page 166: ...166 10 3 Drawings of System 10 3 1 Drawings of Edger...
Page 167: ...167 HPE 410 10 3 2 Drawings of Blocker HMB 8000 10 3 3 Drawings of Blocker CBK 4000...