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This is fascinating since the common periscopes weve seen in smartphones have just one lens and it is likewise used for OIS purposes, not the lenses that follow it. Apples patent does offer the possibility of utilizing one or both of the prisms to do OIS, though.
It seems that the main concerns are to keep the module thin (small z-height) and to keep the aperture at f/2.4 or brighter. The patent mentions only 3x optical zoom, which is possible with standard lenses too.
The other day, The Elec reported that LG InnoTek and Corning are investigating liquid lenses and have submitted 9 patents in the US (which are owned 50/50). The two business have actually likewise shared with each other several other related patents in the United States and Korea.
Apparently, liquid lenses have applications in periscope styles too. One expert claims that this can be used to circumvent periscope zoom patents owned by Samsung subsidiary Corephotonics. There is some history here as Corephotonics filed a lawsuit against Apple in 2019 declaring violation on several of its patents by the double cam tech of the iPhones.
One was dug up by Patently Apple earlier today and reveals a periscope system with two prisms and a stack of lenses between the 2. That stack will supply autofocus and might also be set up to do Optical Image Stabilization.
Obviously, liquid lenses have applications in periscope designs too. One expert claims that this can be utilized to prevent periscope zoom patents owned by Samsung subsidiary Corephotonics. There is some history here as Corephotonics filed a suit versus Apple in 2019 declaring violation on numerous of its patents by the double video camera tech of the iPhones.
The first liquid lens on mobile was included on Xiaomis Mi Mix Fold, where it was utilized to turn the telephoto lens (normally utilized for zoomed-in images) into a macro lens that can focus at just 3 cm.
According to a projection by analyst Ming-Chi Kuo, Apple will not include a periscope lens to iPhones until 2023. The company is definitely working on the matter and has at least two patents on periscopes.
