Your Optical Filter Partner
Four seasons star night, each show charm.December of yunnan, clear sky, with fewer and fewer clouds during the day, the night sky will become more thoroughly, December winter is the season of a truly belong to the sky.The fifth Yunnan amateur astronomers association star party held on December 13 in the stone forest long lake, nearly 400 stargazers gathered here, waiting for the never missed Gemini meteor shower .
After a series of rainy weather, finally ushered in the sunny weather, OPTOLONG several technicians to test OPTOLONG ND5 filter by observing the sun.ND filter, also known as the grey density mirror, attenuation mirror.In astronomical photography, main purpose to use ND filter is to prevent excessive exposure, such as shooting the moon and the sun, can be shown the effect of the captured is invisible to the naked eye.OPTOLONG ND5 filter adopt IAD ion assisted coating, film density is high, plus a single layer anti-reflection film (AR) coating, improving film rigidity and durability.
On November 23, 2014, yunnan amateur astronomers association to visit Fuxian Solar Observatory (FSO). OPTOLONG as a council member of the amateur astronomers association attended the event.More than 10 o 'clock in the morning, OPTOLONG astronomy enthusiasts drove to sun mountain international ecological tourism and leisure resort community.
On November 8, 2014, the amateur astronomers association of yunnan province organized messier marathon astronomical observation activities, OPTOLONG took part in the activity.After visiting the observatory, well-known popular science experts MengXian Bao teacher share the wonderful lecture, director of Pan Bin for lovers to share 110 kinds of "messier objects".
On September 18, 2014, the United States clients to visit our factory.President Wang ,production manager company the customer to visit the company's production workshop.They patiently explain each production process principle to customers, the customer approved for our quality control system.
On October 8, 2014, the sky has played only a total eclipse of the moon this year.In order to photograph the "red moon" well, we are prepared to use OPTOLONG ND Filter to shoot the red moon. ND Filter can weaken the light, to prevent exposure, so use it to shoot the red moon is a good choice.
17:00pm on October 8, we drove to kunming Dian Lake, observatory has been full of the vehicle to come to enjoy the moon, people installed equipment prepared for the moon rises.Our team is phase a piece of land, located in Jin Bao Mountain feet, facing the Dian Lake, eye shot is open, with appropriate backgrounds play as an ornament.
