Don’t allow the big step from a compact camera, or to your first-ever digital camera, deter you from your growing interest in photography. The Nikon D3100 DSLR was designed specifically for you, with small, easy steps for the beginner with some experience or the absolutely new beginner. Read real customer reviews of the Nikon D3100 DSLR here.
Turn the camera on, put into manual mode. Set exposure to 30 seconds. Take photo while observing the stuck shutter curtain. During the 30 second exposure hold the camera in one hand and give hard thump to the base of the camera with your other hand. Repeat a few times until you see the shutter open revealing the sensor.
The Nikon D90 edges out the Nikon D3100 with a score of 44/100 compared to 41/100. Both cameras are DSLRs, announced in 2008 and 2010, respectively. They share similar dimensions, with the D3100 measuring 124 x 96 x 75mm and weighing 505g, while the D90 is slightly larger at 132 x 103 x 77mm and heavier at 703g.
Megapixels. The higher the number of megapixels, the more detail the cameras sensor can capture. 14.8 MP. 24.2 MP. Image Resolution. Image resolution is measured in pixels and megapixels, width by height. The higher the number, the higher its resolution. 4608 x 3072 px. 6000 x 4000 px. Amazon.com : Fotasy Professional Neoprene Neck Strap for Nikkor Cameras, Camera Neck Strap Compatible with Nikon D5 D4 D3 DS850 D810 D800 D750 D7500 D7300 D7200 D7000 D5600 D5500 D5300 D5100 D5000 D3500 D3400 : Camera And Optics Carrying Straps : Electronics pFx1rj.