1. Rotate the filter housing to adjust the light transmission from 1 to 40 percent
2. Reduces the brightness of the Moon or planets for a clear field of view
3. Provides better control of image brightness than standard fixed transmission telescope filters
4. Material: optical glass lens + aluminum frame
5. Diameter: 1.25 inch
6. Net weight: about 13g
7. Glass material thickness: about 2.4mm
Specification:
  
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			Package Weight
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					| One Package Weight | 
			
				0.05kgs / 0.11lb
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					| One Package Size | 
			
				10cm * 10cm * 3cm / 3.94inch * 3.94inch * 1.18inch
			 | 
					 
		   
		 
			
			
		  
			
					| Carton Weight | 
			
				7.10kgs / 15.65lb
			 | 
					 
		   
		 
			
		  
			
					| Carton Size | 
			
				58cm * 49cm * 34cm / 22.83inch * 19.29inch * 13.39inch
			 | 
					 
		   
		 
			
		  
			
					| Loading Container | 
			
								20GP: 275 cartons * 130 pcs = 35750 pcs 
								40HQ: 640 cartons * 130 pcs = 83200 pcs 
			 | 
					 
		   
		 
		 |