Dear friend:
We sell NOKIA, CANON, SONY,
ACER and so on several brands,
we can offer the lowest price,
the highest quality, the best service, the quickest
website: www.elecmallw.com
Orion 120mm ED Refractor
The 120ED is a.....
Silica fume, spheroidal particle, high SiO2 content, average particle size is 0.15μm, large specific surface, high pozzolanic strength activity, low impurity, good reliability and fluidness
Technical Parameter:
Model SiO2 (%) LOI(%) .....
Covered street lighting, body and arum with housing for ballast in high pressure alloy aluminum injection, refractor in temperate flat crystal lent or injected temperate
polycarbonate with UV protection. Reflector stamped in anodized and sealed.....
We are a joint venture has been in the line of manufacture abrasives for more then 10 years , our main products cover :
1. Brown Fused Alumina ( FEPA, JIS and other standard)
2. White Fused Alumina
3. Pink Fused Alumina
4. Black Silicon.....
Our 80mm APO refractor can provide superb images while offering the great convenience for users to carry (the OTA is Retractable and packed in practical and safe aluminum case).
HUMIDITY RESISTANCE: 90%RH MATERIAL FIRE PERFORMANCE: CLASS A (Flame Spread 25 or under) SOUND ABSORPTION (NRC): 0.50 FREQUENCY HZ: 100 250 500 1000 2000 0.219 0.306 0.380 0.408 0.468 SOUND ATTENUATION: 34 Db LIGHT ...
Nanjing Intane Optical Engineering Co., Ltd is a leading manufacturer of customized high-quality precision focuser, Apochromatic Lens and Optical Lens in China.
Shenzhen Maxunite Trade Development Co. Ltd. is a supplier for a wide range of optical instrument including reflector&refractor telescope, binoculars&monocular, biological&educational microscope.
We are intersted to buy Auto Lens Edger, Auto Refractor meter, Auto kerotor meter, Auto Refkerato meter, Slit Lamp etc.
Please contact with us the whole description of your above product.