Core selling point one: Adopting a three piece APO apochromatic objective lens structure, significantly improving the image quality of captured images (measured by a spectrometer to increase by 15.8% percentage points)
Core selling point 2: Adopting a 2.5inch magnesium alloy dual speed toothed focusing seat, reducing vignetting when connected to a full frame camera and reducing the weight of the support platform load
Core selling point three: extinction, multiple light barriers extinction inside the focusing seat and inner wall of the lens barrel
Objective aperture 80mm
Focal length 480mm
Jiao ratio F/6
Objective type APO three piece air separation apochromatic lens
Extreme magnitude 11.6
Coating Ultra Wideband Coating (SMC)
Concentrating power 130x
Lens smoothness 60/40
Resolution of 1.5 arcseconds
Mirror tube material: Aluminum alloy tube
Extinguishing light barrier Multi channel light barrier extinction
Focusing seat size 2.5 inches
Focusing seat type dual speed, toothed diecasting
Focusing seat material aluminum profile
Focusing seat reduction ratio 1:10
2inch adapter ring for focusing seat attachment
Tube size 377.8mm
Net weight 3750g
Lens surface type 1/8 wavelength
Steyr rate 0.92
Glass material: one piece of ED glass (S-FPL51 grade)/two pieces of lanthanide glass
The length of the dovetail board is 150-175mm
Type of dovetail board: Vshaped 75 degree dovetail board (hollow type)
CNC metal clamp with metal handwheel
Type/quantity of failed clamps M6/3pcs
Retractable metal light shield
Focusing seat material magnesium alloy
Focusing device with a loadbearing capacity of 5kg
Standard configuration list
Tube x1
180mm dovetail board x1
Metal clamp x1
2inch dust cover x1
Logistics information
Our products are located in Hong Kong, China, and the logistics speed depends on your specific location. According to our experience, it usually takes about 15-20 days of transportation time
CONTACT US
RETURNS POLICY
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SHIPPING
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How to choose the correct size:
Step 1 Please measure your foot length carefully.
Step 2 Please choose the correct size according to your foot length and chinese size.
For example, If your foot length is 255 mm , you should choose the size 8.
