1. Preliminary design of a three-element zoom system based on a variable-focal-power lens

   • Hong-tao Cheng
   • Yi-qi Cao
   • Heng-yu Li

   Regular Paper 26 April 2021 Pages: 271 - 277

   

2. Millimeter-wave enabled PAM-4 data transmission over hybrid FSO-MMPOF link for access networks

   • Saeed Iqbal
   • Aadil Raza
   • Mohammed El-Hajjar

   Regular Paper Open access 25 April 2021 Pages: 278 - 288

   

3. Simultaneous measurement of temperature and strain using a single fiber bragg grating on a tilted cantilever beam

   • Mohsen Mansoursamaei
   • Abdollah Malakzadeh

   Regular Paper 15 April 2021 Pages: 289 - 294

   

4. Driving liquid crystal lens without LC molecular orientation defects induced by an electric field

   • Marenori Kawamura
   • Mohamad Ridhuan Nain Bin Rasidi
   • Yuki Ichimura

   Regular Paper 11 May 2021 Pages: 295 - 303

   

5. A novel PCF design with an ultra-flattened dispersion and low confinement loss by varying tiny air-hole concentration at core and cladding

   • Sanat Kumar Pandey
   • Shivam Singh
   • Y. K. Prajapati

   Regular Paper 15 May 2021 Pages: 304 - 313