TruGlo is producing several interesting optical sights. The following are listed in the company's site.

TRUPOINT OPEN Red•Dot SIGHT
Shock-resistant up to .50 caliber. Tubeless design. Ultra-light weight—less than 2 oz.! Unlimited eye relief. 4 MOA dot for target acquisition. Light sensitive rheostat for brightness control. Special lens coatings completely eliminate double dot and split images. Low power consumption for long battery life. Battery can be replaced without removing the sight. Windage and elevation adjustments with locking screw. Integrated Weaver style mounting system. Protective snap-on cover activates “sleep mode” to extend battery life. Ideal for shotguns, handguns, paintball guns, airguns and cross bows.  TG8300B  TruPoint Open Red•Dot Sight
ITEM UNIT TG8025B TG8030B/H TG8040B TG8045B TG8130B TG8136 TG8300B TG8030B2 Magnification   1x 1x 1x 1x 1x 1x 1x 2x Tube Diameter mm 30 38.2 45 52 38 47 Tubeless 39 Obj. Lens Dia. mm 25 30 40 45 30 36 H-18 30 Field of View ft@100M 52 68 80 88 72 53 42 27 Dot Size MOA 5 5 5 5 RETICLE RETICLE 4 2.5 Battery 3v CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 Length in. 4.3 3.8 3.8 3.8 3.0 4.5 2 5.3 Weight oz. 6.0 5.8 6.2 9.5 6.0 8.6 1.3 8.8   Red•Dot XTREME SIGHTS 30MM - 36MM    Waterproof. Fog proof. Shock-resistant up to .50 caliber. Wide angle design provides an extended field of view. Unique reticle design for fast target acquisition. 11 position rheostat for brightness control. Machined, one-piece body. Multi-colored lenses produce more than 95% light transmittance. Special inner lens coatings completely eliminate double dot and split images. Special anti-reflective interior finish eliminates stray or reflective light from appearing inside the sight. Fingertip windage and elevation adjustments. Special coil springs are used for both windage and elevation adjustments, and to protect impact point against heavy recoil. Integrated Weaver style mounting system. Screw-in metal lens caps. Ideal for shotguns, handguns, paintball guns, airguns and cross bows. TG8130B  Red•Dot Extreme Sight (30mm) TG8136B  Red•Dot Extreme Sight (36mm)     ITEM UNIT TG8025B TG8030B/H TG8040B TG8045B TG8130B TG8136 TG8300B TG8030B2 Magnification   1x 1x 1x 1x 1x 1x 1x 2x Tube Diameter mm 30 38.2 45 52 38 47 Tubeless 39 Obj. Lens Dia. mm 25 30 40 45 30 36 H-18 30 Field of View ft@100M 52 68 80 88 72 53 42 27 Dot Size MOA 5 5 5 5 RETICLE RETICLE 4 2.5 Battery 3v CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 Length in. 4.3 3.8 3.8 3.8 3.0 4.5 2 5.3 Weight oz. 6.0 5.8 6.2 9.5 6.0 8.6 1.3 8.8   RED•DOT SIGHT 2x30mm    2 power magnification. 30mm objective lens diameter. Waterproof / fog-proof. Shock resistant up to .50 caliber muzzleloader. 11 position rheostat for brightness control. Includes all the other great features of our Red•Dot Sight Series. Lifetime Limited Warranty TG8030B2  Red•Dot Sight 2x30mm     ITEM UNIT TG8025B TG8030B/H TG8040B TG8045B TG8130B TG8136 TG8300B TG8030B2 Magnification   1x 1x 1x 1x 1x 1x 1x 2x Tube Diameter mm 30 38.2 45 52 38 47 Tubeless 39 Obj. Lens Dia. mm 25 30 40 45 30 36 H-18 30 Field of View ft@100M 52 68 80 88 72 53 42 27 Dot Size MOA 5 5 5 5 RETICLE RETICLE 4 2.5 Battery 3v CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 Length in. 4.3 3.8 3.8 3.8 3.0 4.5 2 5.3 Weight oz. 6.0 5.8 6.2 9.5 6.0 8.6 1.3 8.8   Red•Dot SIGHTS 25MM, 30MM, 40MM, 45MM    Waterproof. Fog proof. Shock-resistant up to .50 caliber. Unlimited eye relief. Wide field of view. 5 MOA Red•Dot for fast target acquisition. Fingertip windage/elevation adjustment. 11 position rheostat for brightness control. Multi-colored lenses produce more than 95% light transmittance. Special anti-reflective interior finish eliminates stray or reflective light from appearing inside the sight. Fingertip windage and elevation adjustments. Integrated Weaver style mounting system. Snap-on lens caps. Ideal for shotguns, handguns, paintball guns and cross bows. TG8025B  Red•Dot Sight (25mm)(black) TG8030B  Red•Dot Sight (30mm)(black) TG8030H  Red•Dot Sight (30mm)(camo) TG8040B  Red•Dot Sight (40mm)(black) TG8045B  Red•Dot Sight (45mm)(black)     ITEM UNIT TG8025B TG8030B/H TG8040B TG8045B TG8130B TG8136 TG8300B TG8030B2 Magnification   1x 1x 1x 1x 1x 1x 1x 2x Tube Diameter mm 30 38.2 45 52 38 47 Tubeless 39 Obj. Lens Dia. mm 25 30 40 45 30 36 H-18 30 Field of View ft@100M 52 68 80 88 72 53 42 27 Dot Size MOA 5 5 5 5 RETICLE RETICLE 4 2.5 Battery 3v CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 CR2032 Length in. 4.3 3.8 3.8 3.8 3.0 4.5 2 5.3 Weight oz. 6.0 5.8 6.2 9.5 6.0 8.6 1.3 8.8