Feature:
1. Using PET+aluminum foil coating, strong and durable, not easy to break, long service life.
2. Protect your eyes and safely observe the sun, sunspots, solar eclipses and planetary transits.
3. Do not look directly at the sun without the protection of the solar filter.
4. Suitable for 164-190mm telescope, safely observe the sun.
2. Protect your eyes and safely observe the sun, sunspots, solar eclipses and planetary transits.
3. Do not look directly at the sun without the protection of the solar filter.
4. Suitable for 164-190mm telescope, safely observe the sun.
Specification:
Item Type: Solar Filter
Material: PET+Aluminum Foil Coating
Border material: aluminum alloy
Outer diameter of frame: 194mm
Supported size range: 164-190mm
Luminous aperture: 172mm
Screw: M5-16mm
Net weight: 174g
Gross weight: 272g
How to use:
1. Use the film to face the sun, check to see if there is light leakage, if there is light leakage, it is strictly forbidden to use
2. After the detection is completed, put the film cover on the light inlet, check the fixation, and measure the light at the eyepiece after it is intact, and the operation can be performed without abnormal light.
3. During the observation process, the membrane cover should not be moved by the nearby personnel.
Package List:
1 x Solar Filter
3 x Screw
