Build A Camera: Difference between revisions

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# IMX291 sensor board
# IMX291 sensor board
# Lens with the lens holder - 4mm, 6mm are M16 mount as pictured, while other lenses might be CS which have a different holder
# Lens with the lens holder - 4mm, 6mm are M16 mount as pictured, while other lenses might be CS which have a different holder
# 2x M2 screws (they come with the camera board)
# 2x M2 screws  
# Camera housing
# Camera housing
# Small cable gland (normally comes with the housing)
# Small cable gland  
# Large cable gland (normally comes with the housing)
# Large cable gland  
# PoE cable (should be available from the camera seller)
# PoE cable  
# Camera board holder (comes with the housing, but you might have to tell the seller to send one)
# Camera board holder  
# Holder metal plate (comes with the board holder)
# Holder metal plate  
# 3x M2 screws, 12 mm long (purchase separately)
# 3x M2 screws, 12 mm long  
# 1x M3-.50 screws, 6mm long (purchase locally)
# 1x M3-.50 screws, 6mm long  
# Metal plate screws (they come with the housing)
# Metal plate screws  
# Transparent weatherproof silicone (buy locally)
# Transparent weatherproof silicone  
# Housing bracket (buy this with the housing)
# Housing mounting bracket  
# Waterproof ethernet cable protector
# Waterproof ethernet cable protector


The Camera, lens, camera housing, PoE cable, board holder, plate and cable glands can be bought from AliExpress. There may be other sources.  
The Camera, lens and PoE cable should be bought together. The camera housing, board holder, plate, cable glands and mounting bracket normally come together too, but you may need to ask the seller to include the camera board holder. The camera and housing can be bought from AliExpress. There may be other sources. Other items can be found in most hardware stores or your favorite online retailer. 


You will also need small wire cutters and various size screwdrivers.  
You will also need small wire cutters and various size screwdrivers.  
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The cameras come with an IR Block filter in the lens holder. We don't want this, so unscrew the lens from the holder and using a screwdriver, carefully punch out the filter as shown in the image on the right. Make sure there are no shards left.  
The cameras come with an IR Block filter in the lens holder. We don't want this, so unscrew the lens from the holder and using a screwdriver, carefully punch out the filter as shown in the image on the right. Make sure there are no shards left.  


On the underside of the lens holder you'll see two plastic nubbins. These get in the way, so using the wire cutters. snip them off, then screw the lens back into the lens holder.
On the underside of the lens holder you'll see two plastic nubbins.  
 
These get in the way, so using the wire cutters. snip them off, then screw the lens back into the lens holder.
 
 
 
 
 
 
 




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[[File:lensattaching.jpg|thumb|right|Attaching the Lens]]
[[File:lensattaching.jpg|thumb|right|Attaching the Lens]]
Carefully unclip the circuit board from the plastic holder, but DO NOT detach the ribbon cable.  
Carefully unclip the circuit board from the plastic holder, but DO NOT detach the ribbon cable.  
Using the supplied screws, carefully attach the lens to the sensor board.
 
Using the supplied screws, attach the lens to the sensor board.


Now clip the circuit board back into the plastic housing.  
Now clip the circuit board back into the plastic housing.  

Revision as of 16:11, 23 April 2021

WORK IN PROGRESS PLEASE REFER TO GOOGLE DOC FOR NOW

Parts and Tools needed

Annotated Parts List

Click on the image to the right to see a larger version with the parts labelled

  1. IMX291 sensor board
  2. Lens with the lens holder - 4mm, 6mm are M16 mount as pictured, while other lenses might be CS which have a different holder
  3. 2x M2 screws
  4. Camera housing
  5. Small cable gland
  6. Large cable gland
  7. PoE cable
  8. Camera board holder
  9. Holder metal plate
  10. 3x M2 screws, 12 mm long
  11. 1x M3-.50 screws, 6mm long
  12. Metal plate screws
  13. Transparent weatherproof silicone
  14. Housing mounting bracket
  15. Waterproof ethernet cable protector

The Camera, lens and PoE cable should be bought together. The camera housing, board holder, plate, cable glands and mounting bracket normally come together too, but you may need to ask the seller to include the camera board holder. The camera and housing can be bought from AliExpress. There may be other sources. Other items can be found in most hardware stores or your favorite online retailer.

You will also need small wire cutters and various size screwdrivers.

Assembly

Preparing the lens

Punching out the filter

Start by removing protective covers from the sensor and lens. Take care not to touch the sensor after this!

The cameras come with an IR Block filter in the lens holder. We don't want this, so unscrew the lens from the holder and using a screwdriver, carefully punch out the filter as shown in the image on the right. Make sure there are no shards left.

On the underside of the lens holder you'll see two plastic nubbins.

These get in the way, so using the wire cutters. snip them off, then screw the lens back into the lens holder.







Attaching the lens

Attaching the Lens

Carefully unclip the circuit board from the plastic holder, but DO NOT detach the ribbon cable.

Using the supplied screws, attach the lens to the sensor board.

Now clip the circuit board back into the plastic housing.








Preparing the Camera Housing

Glands in Place

Fit the small cable gland to the housing and the ends of the PoE cable up through the smaller cable gland, but don't tighten it up yet.

Fit the large cable gland in the other opening, and push a piece of plastic packing foam into it. This is to keep insects from getting in, but allow moisture out.