Healio

Qlosi reduces pupil diameter with no significant impact on ciliary muscle

A study found that Qlosi demonstrated positive pupil diameter reductions without yielding significant changes in ciliary muscle response, according to a speaker at Hawaiian Eye 2026. In a presentation ...
Healio

Crystalline lens thickness may be systematic marker for accommodative effort in presbyopia

Please provide your email address to receive an email when new articles are posted on . Lens thickness increased with accommodative demand across all age groups by an average of 0.013 mm/D. Compared ...

Expert Guide: How To Choose The Best High Index Lens From China For Optimal Vision

DANYANG, JIANGSU, CHINA, January 22, 2026 /EINPresswire.com/ -- The global eyewear industry has undergone a radical ...
Optics

Plano Concave Lenses

A plano concave lens is an optical lens with one concave surface and one flat surface. It has a negative focal length, and can be used for light projection, beam expansion, or to increase focal length ...