in groups, including three extra-low dispersion (ed) elements and two anomalous dispersion elements. it features a minimum focusing distance of cm ( . ft), a nine-blade aperture diaphragm, uses pentax's high-definition (hd) multi-layer coating on its elements and features a weather-resistant design...
that start with "ion-" // + only /^ion-/ ] make vue ignore custom elements defined outside of vue (e.g., using the web components apis). otherwise, it will throw a warning about an unknown custom element, assuming that you forgot to register a global component or misspelled a component name. keycodes...
surfaces ltd.) benefiting from a unique facility, where temperatures remain constant year-round and vibration is practically non-existent, optical surfaces ltd is able to routinely produce and test demanding telescope spectrograph optics (aspheres, flats, lenses, mirrors and prisms) that stretch the...