|
US2021096446A1
|
|
Protruding structure of lenses barrel
|
|
US2021033828A1
|
|
Projection lens structure
|
|
CN112147753A
|
|
Projection system
|
|
US2020361165A1
|
|
Optical lens with laser induced periodic surface structure
|
|
CN111913266A
|
|
Projecting structure of lens barrel body
|
|
CN111830605A
|
|
Optical lens with laser-induced periodic surface microstructure
|
|
CN111290097A
|
|
Mirror chamber structure capable of adjusting gradient
|
|
US10520709B1
|
|
Projection system
|
|
US2020073216A1
|
|
Projection lens structure
|
|
CN110764221A
|
|
Projection lens system
|
|
CN110737069A
|
|
Projection system
|
|
CN109932800A
|
|
Zoom lens
|
|
CN109324380A
|
|
Carry on the back the lens construction of burnt variation compensation
|
|
CN109270669A
|
|
Telecentric lens systems
|
